Providers Dana Niklaus to Nevena Nikolic
300 individual NPIs in the federal registry, part 15,839 of 24,427 of the A to Z by surname. Each row is the registry's record: the name and credential, the NPI, the primary specialty, the practice city and the year the NPI was issued. 126 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Dana Niklaus | 1356285605 | School Social Worker | Edina, MN | 2026 |
| Maureen Niklaus, M.S. CCC-SLP | 1578820437 | Speech-Language Pathologist | Williamsport, PA | 2012 |
| Samantha Niklaus, PA-C | 1932617651 | Surgical Physician Assistant | Orlando, FL | 2018 |
| Stephanie Niklaus, ANP-BC | 1750513750 | Adult Health Nurse Practitioner | Robbinsdale, MN | 2009 |
| Anne Nikle, MD | 1417319633 | Dermatology Physician | Blaine, MN | 2016 |
| Ashley Nikle, LCSW | 1073856647 | Case Manager/Care Coordinator | Bismarck, ND | 2013 |
| Catherine Nikles | 1205789336 | Speech-Language Pathologist | Ewing, NJ | 2026 |
| Dana Nikles, CRNP | 1770936114 | Family Nurse Practitioner | Lancaster, PA | 2016 |
| Katie Nikles, PTA | 1386151736 | Physical Therapy Assistant | Nazareth, PA | 2018 |
| Robert Niklewicz, PT | 1144332875 | Sports Physical Therapist | Napa, CA | 2006 |
| Rose Niklewicz | 1447609334 | Pharmacist | Conshohocken, PA | 2016 |
| Emily Niklewicz Bement | 1578383345 | Physical Therapist | Park Ridge, IL | 2024 |
| Chandra Niklewski | 1831589886 | Mental Health Counselor | Hagerstown, MD | 2015 |
| Barbara Niklinska, MD | 1942290580 | Internal Medicine Physician | South Bend, IN | 2005 |
| Eva Niklinska | 1124608989 | Student in an Organized Health Care Education/Training Program | Hershey, PA | 2021 |
| Barbara Niklinska Schirtz, MD | 1538587142 | Pediatrics Physician | Atlanta, GA | 2014 |
| Waldemar Niklinski, MD | 1174546113 | Anatomic Pathology & Clinical Pathology Physician | Cincinnati, OH | 2006 |
| Jessica Niklos | 1376323501 | Physical Therapy Assistant | La Grange, IL | 2023 |
| Phillip Niklowicz, TLLP | 1093379414 | Clinical Psychologist | Lapeer, MI | 2019 |
| Phillip Niklowicz | 1225530280 | Occupational Therapist | Grayling, MI | 2018 |
| Angelica Niklowitz | 1578795761 | Mental Health Counselor | San Jose, CA | 2009 |
| Afrouz Nikmanesh | 1851766505 | Pharmacist | San Bernardino, CA | 2015 |
| Maryam Nikmanesh | 1417390030 | Pharmacist | Lakewood, CO | 2013 |
| Bahram Nikmard | 1437579281 | Dentist | Humble, TX | 2014 |
| Arman Niknafs | 1104627074 | Student in an Organized Health Care Education/Training Program | Los Angeles, CA | 2025 |
| Ashley Niknafs, MD | 1447191382 | Student in an Organized Health Care Education/Training Program | New York, NY | 2026 |
| Emaun Niknafs, DDS | 1710271127 | General Practice Dentistry | Evansville, IN | 2011 |
| Kourosh Niknafs, DDS | 1982762985 | Dentist | Costa Mesa, CA | 2006 |
| Mostafa Niknafs, DPM | 1194701839 | Foot & Ankle Surgery Podiatrist | Athens, GA | 2005 |
| Nichole Niknafs, D.O. | 1962899930 | Student in an Organized Health Care Education/Training Program | Colton, CA | 2015 |
| Oksana Niknafs, PHARM.D. | 1023435419 | Pharmacist | Moreno Valley, CA | 2014 |
| Yashar Niknafs | 1689517245 | Student in an Organized Health Care Education/Training Program | Durham, NC | 2026 |
| Ava Niknahad | 1184321994 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2023 |
| Souroush Niknahad, SRNA | 1164296331 | Certified Registered Nurse Anesthetist | Louisville, KY | 2023 |
| Alireza Niknam | 1760354617 | Physical Therapist | Glendale, CA | 2025 |
| Ameneh Niknam | 1023332236 | Pharmacist | Huntington, NY | 2010 |
| Angela Niknam, DDS | 1952417560 | Dentist | Round Rock, TX | 2006 |
| Behrooz Niknam, D.D.S. | 1275698441 | General Practice Dentistry | Flower Mound, TX | 2006 |
| Benjamin Niknam, DO | 1588027767 | Anesthesiology Physician | New Hyde Park, NY | 2016 |
| Dalia Niknam, D.D.S. | 1841492576 | Dentist | Los Alamitos, CA | 2007 |
| Daniel Niknam, DO | 1598262073 | Internal Medicine Physician | Inglewood, CA | 2018 |
| Dena Niknam | 1619552312 | Endodontics | New York, NY | 2021 |
| Jamshid Niknam, M.D. | 1134132798 | Pulmonary Disease Physician | Inglewood, CA | 2006 |
| Jonathan Niknam, MD | 1154828697 | Anesthesiology Physician | Flushing, NY | 2018 |
| Kian Niknam | 1962147504 | Student in an Organized Health Care Education/Training Program | Mineola, NY | 2022 |
| Kianoush Niknam, MD | 1306647730 | Student in an Organized Health Care Education/Training Program | Vancouver, WA | 2025 |
| Marjan Niknam, PHARMD | 1669755617 | Pharmacist | Reseda, CA | 2011 |
| Nader Niknam, DDS | 1699808386 | General Practice Dentistry | Los Angeles, CA | 2007 |
| Nahal Niknam, D.D.S | 1174740153 | General Practice Dentistry | Santa Monica, CA | 2007 |
| Negar Niknam, MD | 1619627239 | Student in an Organized Health Care Education/Training Program | Kingwood, TX | 2022 |
| Negar Niknam, M.D. | 1922400092 | Gastroenterology Physician | Tampa, FL | 2014 |
| Negin Niknam, M.D. | 1295137370 | Infectious Disease Physician | Manhasset, NY | 2014 |
| Niloufar Niknam, RPH | 1679034656 | Pharmacist | Boise, ID | 2019 |
| Nooshin Niknam, PHARM.D | 1710839410 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Encino, CA | 2026 |
| Rachel Niknam, MD | 1649215245 | Ophthalmology Physician | Philadelphia, PA | 2006 |
| Sara Niknam | 1790292712 | Physician Assistant | Sacramento, CA | 2017 |
| Sharareh Niknam, DDS | 1366372492 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2026 |
| Solmaz Niknam -Bienia, MD | 1316234446 | Plastic Surgery Physician | Hinsdale, IL | 2011 |
| Sepideh Niknam-Razi, DDS | 1912165663 | Dentist | Richmond Hill, NY | 2008 |
| Arman Niknamfard, D.D.S | 1275224024 | Pediatric Dentistry | Richmond Hill, NY | 2023 |
| Malka Niknamfard, PA | 1730645755 | Physician Assistant | Bronx, NY | 2019 |
| Narges Niknami, DDS | 1770358012 | General Practice Dentistry | San Antonio, TX | 2023 |
| Neda Niknami | 1164297461 | General Practice Dentistry | San Antonio, TX | 2023 |
| Ava Niknejad | 1194646984 | Student in an Organized Health Care Education/Training Program | Las Vegas, NV | 2026 |
| Bahar Niknejad, M.D. | 1972035475 | Geriatric Medicine (Internal Medicine) Physician | Norfolk, VA | 2017 |
| Kathy Niknejad, M.D. | 1861551087 | Urology Physician | Wellesley, MA | 2006 |
| Keon Niknejad | 1205631249 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2025 |
| Gilda Niknezhad, NP | 1245330190 | Family Nurse Practitioner | Norfolk, VA | 2006 |
| Lindsey Niknezhad, PA-C | 1194272542 | Medical Physician Assistant | Blue Ridge, GA | 2016 |
| David Niknia, PHYSICIAN ASSISTANT | 1285816868 | Physician Assistant | Los Angeles, CA | 2007 |
| Katherine Niknia, MSN, NP | 1205842432 | Nurse Practitioner | Fairfax, VA | 2006 |
| Kaveh Niknia, DDS | 1104836667 | General Practice Dentistry | Newport Beach, CA | 2006 |
| Roya Niknia, LVN | 1154727006 | Licensed Vocational Nurse | San Francisco, CA | 2014 |
| Seyed Niknia, M.D | 1760841282 | Surgery Physician | Berkeley, CA | 2016 |
| Jessica Niko, LCSW | 1235514035 | Mental Health Counselor | Watkinsville, GA | 2015 |
| Joyce Niko | 1407719685 | Registered Nurse | Pago Pago, AS | 2025 |
| Selu Niko | 1285280750 | Personal Care Attendant | Reno, NV | 2019 |
| Amina Nikocevic, LMHC | 1659126670 | Mental Health Counselor | Staten Island, NY | 2024 |
| Bedrija Nikocevic, PHARMD | 1497904544 | Pharmacist | Chicago, IL | 2008 |
| Eldin Nikocevic, MD | 1326722265 | Family Medicine Physician | Galveston, TX | 2023 |
| Betsy Nikodem | 1013577154 | Behavior Technician | Northbrook, IL | 2019 |
| Brianna Nikodem, PA | 1174378624 | Physician Assistant | Saint Petersburg, FL | 2024 |
| Gerard Nikodem, DDS | 1164689303 | Dentist | Festus, MO | 2008 |
| Jared Nikodem, PT | 1003602434 | Physical Therapist | Jacksonville, FL | 2025 |
| John Nikodem, DDS | 1477487650 | Dentist | Festus, MO | 2026 |
| Keith Nikodem, DDS | 1740317007 | Dentist | Saint Louis, MO | 2007 |
| Luke Nikodem, DDS | 1356232490 | General Practice Dentistry | Saint Louis, MO | 2025 |
| Pamela Nikodem, LPC, SAC-T | 1952069866 | Professional Counselor | Green Bay, WI | 2021 |
| Raymond Nikodem, DDS | 1740317098 | Dentist | Saint Louis, MO | 2007 |
| Ryan Nikodem, D.D.S. | 1538549134 | General Practice Dentistry | Festus, MO | 2015 |
| Stephen Nikodem, DDS | 1306541305 | Orthodontics and Dentofacial Orthopedics Dentistry | Saint Louis, MO | 2023 |
| Stephen Nikodem, DDS,.MS | 1700909991 | Orthodontics and Dentofacial Orthopedics Dentistry | Saint Louis, MO | 2007 |
| Tara Nikodem, PA-C | 1720322654 | Surgical Physician Assistant | Naperville, IL | 2012 |
| Ivana Nikodijevic, MD | 1841085586 | Student in an Organized Health Care Education/Training Program | Newark, NJ | 2025 |
| Vesna Nikodijevic, M.D. | 1952497224 | Pediatrics Physician | Bernardsville, NJ | 2006 |
| Andrea Nikodim | 1417816331 | Advanced Practice Midwife | Jeffersonville, IN | 2026 |
| Danyell Nikodim | 1578093167 | Mental Health Counselor | Olympia, WA | 2017 |
| Deanna Nikodym, M.A. | 1952793358 | Speech-Language Pathologist | Eagle, ID | 2015 |
| Holly Nikodym, FNP | 1083306542 | Family Nurse Practitioner | Upland, CA | 2023 |
| Kathleen Nikodym, PA | 1235210162 | Physician Assistant | Saint Charles, MO | 2006 |
| Lisa Nikodym, M.T. | 1518583111 | Massage Therapist | Sauk Rapids, MN | 2020 |
| Nanci Nikodym | 1992418917 | Counselor | Columbia, MO | 2023 |
| Priscilla Nikoghossian | 1699446138 | Physician Assistant | Los Angeles, CA | 2021 |
| Sona Nikoghossian, F.N.P. | 1689959645 | Family Nurse Practitioner | Los Angeles, CA | 2011 |
| Ani Nikoghosyan | 1730056631 | Behavior Technician | Van Nuys, CA | 2025 |
| David Nikoghosyan | 1902598006 | Student in an Organized Health Care Education/Training Program | Pomona, CA | 2023 |
| Gourgen Nikoghosyan, PT, DPT | 1194399246 | Physical Therapist | Glendale, CA | 2021 |
| Helen Nikoghosyan | 1912888975 | Behavior Technician | Glendale, CA | 2025 |
| Hermine Nikoghosyan | 1265284558 | Personal Care Attendant | Las Vegas, NV | 2024 |
| Karine Nikoghosyan, FNP | 1376346841 | Family Nurse Practitioner | Santa Clarita, CA | 2025 |
| Liana Nikoghosyan, M.D. | 1578854212 | Hospitalist Physician | Zanesville, OH | 2011 |
| Ruzanna Nikoghosyan | 1558831545 | Behavior Technician | Valencia, CA | 2018 |
| Syuzanna Nikoghosyan | 1770438814 | Speech-Language Pathologist | Los Angeles, CA | 2026 |
| Yulia Nikoghosyan, DDS | 1841607827 | Dentist | Los Angeles, CA | 2014 |
| Armen Nikogosian, MD | 1467546911 | Internal Medicine Physician | Las Vegas, NV | 2006 |
| Inetta Nikogosian, DN | 1104920818 | Chiropractor | Mundelein, IL | 2006 |
| Lucine Nikogosian | 1013737949 | Behavior Technician | Van Nuys, CA | 2024 |
| Gregory Nikogosyan, DO | 1063915833 | Psychiatry Physician | Albuquerque, NM | 2018 |
| Mariam Nikogosyan | 1770261109 | Addiction (Substance Use Disorder) Counselor | Indio, CA | 2023 |
| Naadei Nikoi, O.D. | 1629375969 | Optometrist | Rosenberg, TX | 2011 |
| Nana Nikoi, MD | 1235207622 | Nephrology Physician | Washington, DC | 2006 |
| Elizabeth Nikol, LCSW | 1114190600 | Clinical Social Worker | Berkeley Heights, NJ | 2008 |
| Ann Marie Nikola, PSY.D. | 1376730960 | Clinical Psychologist | New York, NY | 2007 |
| Kevin Nikola | 1558710574 | Optician | Long Beach, CA | 2016 |
| Neneveh Nikola, MA | 1710600242 | Mental Health Counselor | Elk Grove Village, IL | 2022 |
| Susan Nikola, RPH | 1568771350 | Pharmacist | Sandy, UT | 2010 |
| Courtney Nikolaas, LLC | 1427658871 | Mental Health Counselor | Oxford, MI | 2020 |
| Sheila Nikolaas, HIS/DEALER | 1528529872 | Hearing Instrument Specialist | Plainwell, MI | 2019 |
| Natalia Nikolaeff, DDS | 1922165554 | Dentist | San Francisco, CA | 2007 |
| Dmitri Nikolaenko, DO, MS | 1033471834 | Internal Medicine Physician | Austin, TX | 2012 |
| Haley Nikolaenko, PHARMD | 1700717329 | Pharmacist | Melbourne, FL | 2026 |
| Liana Nikolaenko, M.D. | 1700124914 | Hematology (Internal Medicine) Physician | Duarte, CA | 2013 |
| Mikhail Nikolaenko, 33.021612 N-R | 1790186773 | Massage Therapist | Cincinnati, OH | 2014 |
| Aleksandr Nikolaev | 1619717600 | Peer Specialist | Seatac, WA | 2024 |
| Aleksandr Nikolaev | 1982425740 | Peer Specialist | Seattle, WA | 2024 |
| Alexey Nikolaev | 1689131732 | Personal Care Attendant | Las Vegas, NV | 2019 |
| Anatoly Nikolaev, M.D. | 1689037202 | Radiation Oncology Physician | Vero Beach, FL | 2016 |
| Ruslana Nikolaev, MA, CCC-SLP | 1376782540 | Speech-Language Pathologist | Little Elm, TX | 2009 |
| Daria Nikolaeva | 1568918894 | Student in an Organized Health Care Education/Training Program | Baltimore, MD | 2016 |
| Diana Nikolaeva, PTA | 1013787142 | Physical Therapy Assistant | Ewing, NJ | 2024 |
| Elena Nikolaeva | 1316202500 | Pharmacist | Brooklyn, NY | 2012 |
| Iana Nikolaeva | 1366215840 | Case Manager/Care Coordinator | Brooklyn, NY | 2023 |
| Mariia Nikolaeva, MD | 1619522125 | Cardiovascular Disease Physician | Fort Smith, AR | 2019 |
| Mariya Nikolaeva | 1124675079 | Physician Assistant | Salt Lake City, UT | 2019 |
| Olga Nikolaeva | 1912580986 | Pharmacist | Northborough, MA | 2021 |
| Svetlanna Nikolaeva | 1285137844 | Personal Care Attendant | Las Vegas, NV | 2018 |
| Maxim Nikolaevskiy | 1689426181 | Student in an Organized Health Care Education/Training Program | Minneapolis, MN | 2024 |
| Amy Nikolai, FNP | 1477716462 | Nurse Practitioner | Merrill, WI | 2008 |
| Amy Nikolai, PA-C | 1942676804 | Physician Assistant | Eau Claire, WI | 2015 |
| Andrea Nikolai, R.D,, M.P.H,, L.D.N | 1295064012 | Pediatric Nutrition Registered Dietitian | Washington, NC | 2009 |
| Carol Nikolai, CNP | 1568694800 | Family Nurse Practitioner | Dayton, OH | 2009 |
| Cody Nikolai, M.D. | 1295952539 | Surgery Physician | Hershey, PA | 2007 |
| Emri Nikolai | 1891593463 | Mental Health Counselor | Jacksonville, FL | 2025 |
| John Nikolai | 1124794821 | Certified Registered Nurse Anesthetist | Nashville, TN | 2021 |
| Katherine Nikolai, OT | 1265617773 | Occupational Therapist | Indianapolis, IN | 2008 |
| Kristine Nikolai, CRNA | 1124182613 | Certified Registered Nurse Anesthetist | Stoughton, WI | 2006 |
| Lauren Nikolai | 1811559131 | Athletic Trainer | Mequon, WI | 2019 |
| Linda Nikolai, RD, CD | 1235265257 | Registered Dietitian | Appleton, WI | 2007 |
| Madeline Nikolai, MD | 1033964689 | Family Medicine Physician | La Crosse, WI | 2024 |
| Madison Nikolai | 1457294753 | Student in an Organized Health Care Education/Training Program | Madison, WI | 2026 |
| Mary Nikolai, RPH | 1053698035 | Pharmacist | Inver Grove Heights, MN | 2011 |
| Michaela Nikolai | 1033718150 | Audiologist | Woodbury, MN | 2020 |
| Rachel Nikolai, MSOT, OTRL | 1548842552 | Occupational Therapist | Bay City, MI | 2021 |
| Rebecca Nikolai | 1083084859 | Social Worker | Johnsburg, IL | 2015 |
| Rosalina Nikolai, PHARMD | 1982347647 | Pharmacotherapy Pharmacist | Tulsa, OK | 2022 |
| Sophia Nikolai, MS, RD, CD | 1760101638 | Registered Dietitian | Appleton, WI | 2022 |
| Susan Nikolai, RPH | 1508402751 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Rhinelander, WI | 2019 |
| Jenna Nikolaides, M.D. | 1902196447 | Emergency Medicine Physician | Chicago, IL | 2011 |
| Mary Nikolaides, LPN | 1548415060 | Licensed Practical Nurse | Boston, MA | 2008 |
| Panagiotes Nikolaides, DPT | 1548563521 | Physical Therapist | Omaha, NE | 2010 |
| Alexandra Nikolaidis, SLP- CCC | 1063134849 | Speech-Language Pathologist | Manhasset, NY | 2022 |
| Andreas Nikolaidis, M.D. | 1528021888 | Pediatrics Physician | Porter, TX | 2006 |
| Anthoula Nikolaidis | 1144800319 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2021 |
| Antonina Nikolaidis | 1578158515 | Pharmacist | Philadelphia, PA | 2021 |
| Argyrios Nikolaidis, MD | 1770163974 | Internal Medicine Physician | Jersey City, NJ | 2021 |
| Caroline Nikolaidis | 1982306874 | Student in an Organized Health Care Education/Training Program | Miami, FL | 2023 |
| Christopher Nikolaidis, PHD | 1003016197 | Clinical Psychologist | Newport Beach, CA | 2007 |
| Connie Nikolaidis, NP | 1285615377 | Registered Nurse | Tucson, AZ | 2005 |
| Daniel Nikolaidis, MD | 1649073255 | Surgery Physician | Royal Oak, MI | 2025 |
| Elefterios Nikolaidis, M.D. | 1932143708 | Anatomic Pathology & Clinical Pathology Physician | Tavares, FL | 2006 |
| Erica Nikolaidis, PT, DPT | 1972279990 | Orthopedic Physical Therapist | Fairfax, VA | 2021 |
| Frank Nikolaidis, DO | 1770536187 | Anesthesiology Physician | Massillon, OH | 2006 |
| Gregory Nikolaidis | 1033181813 | Dermatology Physician | Austin, TX | 2006 |
| Korre Nikolaidis, PT | 1154873461 | Physical Therapist | Chapel Hill, NC | 2016 |
| Lazaros Nikolaidis, MD | 1538157417 | Cardiovascular Disease Physician | Temple, TX | 2005 |
| Melissa Nikolaidis, MD | 1205078433 | Anesthesiology Physician | Spring, TX | 2009 |
| Paul Nikolaidis, MD | 1902833346 | Diagnostic Radiology Physician | Chicago, IL | 2006 |
| Thessalia Nikolaidis, MA, CCC-SLP | 1255068599 | Speech-Language Pathologist | Alexandria, VA | 2022 |
| Maria Nikolaidou, NP | 1275788549 | Adult Health Nurse Practitioner | Lindenhurst, NY | 2008 |
| Mykola Nikolaiev, LMT | 1033066196 | Massage Therapist | Portland, OR | 2026 |
| Courtney Nikolaisen, DPT | 1275729279 | Physical Therapist | Honolulu, HI | 2007 |
| Jeffrey Nikolaisen, PHARM D. | 1356595821 | Pharmacist | Gresham, OR | 2008 |
| Robert Nikolaisen, PA-C | 1679642227 | Physician Assistant | Tripler Army Medical Center, HI | 2006 |
| Salena Nikolaisen, MS CCC SLP | 1043652159 | Speech-Language Pathologist | Lakeville, MN | 2013 |
| Tracie Nikolaisen, RPH | 1669757357 | Pharmacist | Arnold, MO | 2011 |
| Mariam Nikolaishvili, MD | 1275362436 | Student in an Organized Health Care Education/Training Program | Evanston, IL | 2024 |
| Alfred Nikolaj | 1699435818 | Hearing Instrument Specialist | Wildwood, FL | 2021 |
| Elizabeth Nikolaj | 1275228686 | Technician/Technologist | Sterling Heights, MI | 2023 |
| Katarina Nikolaj | 1164143004 | Physical Therapy Assistant | New Rochelle, NY | 2022 |
| Benjamin Nikolajczyk, CNP | 1194651521 | Acute Care Nurse Practitioner | Cleveland, OH | 2026 |
| Andre Nikolajevic | 1114413853 | Behavior Technician | Irvine, CA | 2018 |
| Helena Nikolajevic, LAC | 1053691014 | Acupuncturist | Stone Ridge, NY | 2011 |
| Milan Nikolajevic, M.D. | 1396673778 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2026 |
| Nikola Nikolajevic, M.D. | 1578491940 | Student in an Organized Health Care Education/Training Program | Bronx, NY | 2026 |
| Margaret Nikolajski | 1831161405 | Nurse Practitioner | Pittsburgh, PA | 2006 |
| Charlene Nikolakakis | 1366614471 | Massage Therapist | Sebring, FL | 2008 |
| Elaine Nikolakakis | 1942035696 | Behavior Technician | Monrovia, CA | 2024 |
| James Nikolakakis, D.O | 1801968805 | Internal Medicine Physician | Des Plaines, IL | 2006 |
| Marissa Nikolakakis, LMT | 1578442133 | Massage Therapist | Highland Park, IL | 2025 |
| Maria Nikolakakos | 1366700502 | Occupational Therapist | Brooklyn, NY | 2012 |
| Kristin Nikolakeas, D.O. | 1336342799 | Family Medicine Physician | Burton, MI | 2007 |
| Ethel Nikolakopoulos, LCSW | 1144823352 | Clinical Social Worker | Concord, CA | 2020 |
| Ilias Nikolakopoulos, MD | 1992388847 | Student in an Organized Health Care Education/Training Program | San Francisco, CA | 2021 |
| Linda Nikolakopoulos, M.S, R.D, L.D.N | 1427264696 | Registered Dietitian | Lynn, MA | 2007 |
| Maria Nikolakopoulos | 1386840288 | Counselor | San Francisco, CA | 2007 |
| Alyse Nikolao, FNP, CNM | 1063879088 | Advanced Practice Midwife | Tacoma, WA | 2016 |
| Joseph Nikolao | 1932486420 | Counselor | Tacoma, WA | 2011 |
| Maria Nikolao, RN | 1386108256 | Registered Nurse | Federal Way, WA | 2019 |
| Soimavi Nikolao | 1598034720 | Counselor | Tacoma, WA | 2011 |
| Chrystala Nikolaou, M.A.-CCC-SLP | 1154769743 | Speech-Language Pathologist | San Jose, CA | 2013 |
| Arik Nikolas | 1437949583 | Behavior Technician | Sartell, MN | 2025 |
| Helen Nikolas, M.D. | 1356424477 | Obstetrics & Gynecology Physician | Oak Lawn, IL | 2006 |
| Joel Nikolas, DC | 1982150090 | Chiropractor | Rapid City, SD | 2016 |
| Lauren Nikolas | 1568338721 | Addiction (Substance Use Disorder) Counselor | Aberdeen, SD | 2025 |
| Laurie Nikolas, DC | 1366977852 | Chiropractor | Rapid City, SD | 2017 |
| Maria Nikolas Neely, MSPT | 1376544866 | Physical Therapist | Yankton, SD | 2005 |
| Emily Nikolauk, ACNP-BC | 1306175351 | Acute Care Nurse Practitioner | Ann Arbor, MI | 2009 |
| Aaron Nikolaus, CRNA | 1902227234 | Certified Registered Nurse Anesthetist | San Diego, CA | 2014 |
| Amber Nikolaus, APRN-CNP | 1649794553 | Nurse Practitioner | Dublin, OH | 2017 |
| Ann Nikolaus, CST | 1922097757 | Surgical Technologist | Milwaukee, WI | 2005 |
| Brent Nikolaus, D.D.S. | 1649236696 | Orthodontics and Dentofacial Orthopedics Dentistry | Keesler Afb, MS | 2006 |
| Craig Nikolaus, D.D.S. | 1831557230 | Dentist | Prescott, AZ | 2016 |
| Derek Nikolaus | 1467248187 | Student in an Organized Health Care Education/Training Program | Gainesville, GA | 2025 |
| Katherine Nikolaus, P.T. | 1649579418 | Physical Therapist | Colorado Springs, CO | 2011 |
| Kayla Nikolaus, BCBA, MS | 1093200859 | Behavior Analyst | Melbourne, FL | 2018 |
| McKinney Nikolaus | 1467161703 | Pharmacist | Goodyear, AZ | 2022 |
| Oliver Nikolaus, MD | 1700149572 | Orthopaedic Surgery Physician | Salt Lake City, UT | 2012 |
| Paul Nikolaus, R.PH. | 1518568310 | Pharmacist | Reading, PA | 2020 |
| Rachel Nikolaus | 1396387882 | Behavior Technician | Beaverton, OR | 2019 |
| Reyna Nikolaus, NP | 1811421589 | Family Nurse Practitioner | Norfolk, VA | 2017 |
| Victoria Nikolaus | 1124792452 | Occupational Therapist | Wexford, PA | 2021 |
| Yanina Nikolaus, M.D. | 1336630805 | Anatomic Pathology & Clinical Pathology Physician | Huntington, WV | 2018 |
| Dmitriy Nikolavsky, M.D. | 1144435041 | Urology Physician | Syracuse, NY | 2007 |
| Brittany Nikolay, DPT | 1962850966 | Physical Therapist | Marshfield, WI | 2016 |
| Charity Nikolay, MS, LPC | 1922146281 | Professional Counselor | Wausau, WI | 2007 |
| Garrett Nikolay, DC | 1548756711 | Chiropractor | Joplin, MO | 2018 |
| Matthew Nikolay, DC | 1770264624 | Chiropractor | Marshfield, WI | 2023 |
| Poulet Nikolay, M.D | 1407156615 | Family Medicine Physician | Burbank, CA | 2010 |
| Samvel Nikolayan | 1013559558 | Personal Care Attendant | Las Vegas, NV | 2019 |
| Lyudmila Nikolaychook, DO | 1578794533 | Surgery Physician | Montgomery, AL | 2009 |
| Marianna Nikolaychuk, MD | 1275265639 | Psychiatry Physician | Brighton, MA | 2022 |
| Natalie Nikolaychuk | 1487324067 | Student in an Organized Health Care Education/Training Program | Vancouver, WA | 2021 |
| Vera Nikolaychuk, CPNP-PC | 1396465001 | Nurse Practitioner | San Diego, CA | 2022 |
| Emilia Nikolayev | 1447023791 | Behavior Technician | Rocklin, CA | 2023 |
| Lilia Nikolayev, M.D. | 1952493132 | Psychiatry Physician | Cocoa, FL | 2006 |
| Viktor Nikolayev, DDS | 1245360221 | General Practice Dentistry | San Antonio, TX | 2007 |
| Liliya Nikolayeva | 1902406630 | Student in an Organized Health Care Education/Training Program | Anaheim, CA | 2020 |
| Lyubov Nikolayeva, FNP | 1700369220 | Family Nurse Practitioner | Valley Stream, NY | 2018 |
| Liliya Nikolcheva, DMD | 1669671384 | Student in an Organized Health Care Education/Training Program | Rochester, NY | 2007 |
| Tsira Nikoleishvili | 1235981317 | Behavior Technician | Towson, MD | 2024 |
| Gina Nikoleit | 1871317214 | Registered Dietitian | Burr Ridge, IL | 2024 |
| James Nikoleit, MD | 1306813316 | Internal Medicine Physician | Lake In The Hills, IL | 2006 |
| John Nikoleit, MD | 1003823212 | Orthopaedic Surgery Physician | Elmhurst, IL | 2006 |
| Marianna Nikolenko, FNP | 1649906512 | Family Nurse Practitioner | Staten Island, NY | 2022 |
| Natalya Nikolenko, RPH | 1205131935 | Pharmacist | Yakima, WA | 2011 |
| Oleg Nikolenko | 1487229308 | Occupational Therapist | Boca Raton, FL | 2021 |
| Zoya Nikolenko, APRN.CRNA | 1447716436 | Certified Registered Nurse Anesthetist | Columbus, OH | 2019 |
| Jessica Nikolet, LSW | 1336623909 | Clinical Social Worker | Pepper Pike, OH | 2018 |
| Jessica Nikoletich | 1639875800 | Occupational Therapy Assistant | Buena Park, CA | 2023 |
| Emily Nikoley, LPCC | 1497467112 | Mental Health Counselor | Denver, CO | 2022 |
| Vahagn Nikolian, M.D. | 1255692323 | Surgery Physician | Portland, OR | 2012 |
| Ajsa Nikolic, MD | 1265487789 | Family Medicine Physician | New Orleans, LA | 2006 |
| Aleksandar Nikolic | 1477232452 | Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist | Scottsdale, AZ | 2023 |
| Aleksandar Vuk Nikolic | 1891445151 | Student in an Organized Health Care Education/Training Program | Gainesville, FL | 2022 |
| Aleksandra Nikolic | 1427804392 | Behavior Analyst | Morton Grove, IL | 2024 |
| Beth Nikolic, RN | 1639006091 | School Registered Nurse | Anoka, MN | 2026 |
| Boris Nikolic, M.D. | 1407869241 | Diagnostic Radiology Physician | Northampton, MA | 2006 |
| Candis Nikolic, MSW | 1326732371 | Social Worker | Lisle, IL | 2023 |
| Christine Nikolic, NP-C | 1760482574 | Adult Health Nurse Practitioner | Mesa, AZ | 2005 |
| Dejan Nikolic, PA-C | 1760182372 | Physician Assistant | Lenoir, NC | 2023 |
| Dejan Nikolic, M.D. | 1992079750 | Clinical Pathology Physician | Camden, NJ | 2012 |
| Elizabeth Nikolic, NMD | 1346525821 | Naturopath | Mesa, AZ | 2011 |
| Filip Nikolic, DPT | 1629587415 | Physical Medicine & Rehabilitation Physician | Southbury, CT | 2017 |
| Francesca Nikolic | 1205374675 | Behavior Analyst | Davis, CA | 2017 |
| Ivana Nikolic, MD | 1992869952 | Cardiovascular Disease Physician | Boston, MA | 2006 |
| Janet Nikolic, PA-C | 1689825994 | Medical Physician Assistant | Carteret, NJ | 2008 |
| Jelena Nikolic | 1184435299 | Behavior Technician | Eagle, ID | 2025 |
| Jelena Nikolic, MD | 1639379795 | Family Medicine Physician | Harbor City, CA | 2007 |
| Jelena Nikolic, MD | 1689174682 | Hospitalist Physician | Alton, IL | 2018 |
| Julianna Nikolic, B.S., LSN | 1568695120 | Nutritionist | Spring Valley, CA | 2009 |
| Katarina Nikolic | 1487186227 | Anesthesiology Physician | Miami, FL | 2017 |
| Katarina Nikolic | 1902730385 | Speech-Language Pathologist | Ellwood City, PA | 2026 |
| Lori Nikolic, PA-C ND | 1740255579 | Physician Assistant | Sarasota, FL | 2006 |
| Maja Nikolic | 1245673813 | Counselor | Beaumont, CA | 2013 |
| Marija Nikolic, MD | 1891143566 | Hospitalist Physician | Glenview, IL | 2016 |
| Marko Nikolic | 1285322644 | Student in an Organized Health Care Education/Training Program | Shreveport, LA | 2023 |
| Megan Nikolic | 1780450635 | Community Health Worker | Columbus, OH | 2023 |
| Mihailo Nikolic | 1013744879 | Certified Registered Nurse Anesthetist | Peoria, IL | 2024 |
| Mladen Nikolic, APRN | 1144736927 | Family Nurse Practitioner | St Petersburg, FL | 2017 |
| Nevena Nikolic | 1073405114 | Behavior Technician | Pinellas Park, FL | 2025 |
Source: CMS National Plan and Provider Enumeration System (NPPES) (download.cms.gov). A listing is not a recommendation: check a license with the state board (license lookups).