Providers Lisa Kovtun, APN to Karen Kowalczyk, APN-CNP
300 individual NPIs in the federal registry, part 11,784 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. 120 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Lisa Kovtun, APN | 1922851245 | Family Nurse Practitioner | Buffalo Grove, IL | 2024 |
| Marina Kovtun, MD | 1801804034 | Internal Medicine Physician | Lyons, NJ | 2006 |
| Natalia Kovtun, MD | 1720184724 | Internal Medicine Physician | Madisonville, KY | 2006 |
| Roman Kovtun, MD | 1821780412 | Hospitalist Physician | Nashville, TN | 2023 |
| Stanislav Kovtun, D.M.D | 1699112151 | General Practice Dentistry | Brookline, MA | 2013 |
| Svetlana Kovtunova, MD | 1033226899 | Family Medicine Physician | Bradenton, FL | 2006 |
| Marilyn Kovtunovich, LCSW | 1720185408 | Clinical Social Worker | Ashland, OR | 2006 |
| Monica Kovuri | 1902539000 | Internal Medicine Physician | Lindale, TX | 2022 |
| Pranitha Kovuri | 1205489135 | Internal Medicine Physician | Peoria, IL | 2019 |
| Karthik Kovuru, MD | 1083235014 | Rheumatology Physician | Columbus, OH | 2020 |
| Arthi Kovvali, DO | 1679197461 | Endocrinology, Diabetes & Metabolism Physician | Galveston, TX | 2020 |
| Venkata Kovvali, M.D. | 1629054317 | Cardiovascular Disease Physician | Lufkin, TX | 2005 |
| Murali Madhav Kovvur | 1144164138 | Student in an Organized Health Care Education/Training Program | Pittsburgh, PA | 2026 |
| Bindu Kovvuri, DMD | 1568194314 | Dentist | McKinney, TX | 2022 |
| Harika Kovvuri | 1902738313 | Behavior Technician | Tracy, CA | 2026 |
| Meghana Kovvuri | 1023597424 | Pediatric Critical Care Medicine Physician | Corpus Christi, TX | 2018 |
| Ashrita Kovvuru, M.D. | 1114719903 | Student in an Organized Health Care Education/Training Program | Hartford, CT | 2025 |
| Karthik Kovvuru, MD | 1639482821 | Nephrology Physician | San Antonio, TX | 2010 |
| Sukanthi Kovvuru | 1003222647 | Neuromuscular Medicine (Psychiatry & Neurology) Physician | Little Rock, AR | 2014 |
| Artem Kovyazin, PT,DPT | 1922644517 | Physical Therapist | Brooklyn, NY | 2019 |
| Kuzma Kovzun | 1235592718 | Psychiatry Physician | Roseville, CA | 2016 |
| Vasile Kovzun | 1083548549 | Student in an Organized Health Care Education/Training Program | Carbondale, IL | 2026 |
| Avis Kow, M.D. | 1215915301 | Pediatrics Physician | Peabody, MA | 2006 |
| Chengjui Kow | 1245190636 | Psychiatric/Mental Health Nurse Practitioner | Cheyenne, WY | 2025 |
| Elaine Kow | 1902415888 | Physician Assistant | Seattle, WA | 2020 |
| Ellie Kow, DNP | 1457177339 | Pediatric Nurse Practitioner | Redmond, WA | 2024 |
| Evelyn Kow, M.D. | 1952513780 | Pediatrics Physician | Baltimore, MD | 2007 |
| Jenny Kow | 1366168783 | Pharmacist | Fort Myers, FL | 2022 |
| Jeremy Kow, O.D. | 1427337120 | Optometrist | Austell, GA | 2011 |
| Kelvin Kow, DVM | 1083988703 | Veterinarian | Gainesville, FL | 2012 |
| Nathan Kow, M.D. | 1114125051 | Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician | Orlando, FL | 2007 |
| Rebecca Kow, MD | 1467148718 | Pediatrics Physician | New York, NY | 2023 |
| Richard Kow | 1760844781 | Pediatrics Physician | Seattle, WA | 2016 |
| Sean Kow, MD | 1366002347 | Pediatrics Physician | Los Angeles, CA | 2019 |
| Abie Kowa | 1083451215 | Family Nurse Practitioner | Belton, MO | 2024 |
| Fea Kowa | 1528894680 | Family Nurse Practitioner | Belton, MO | 2024 |
| Harald Kowa, M.D. | 1932188257 | Pediatrics Physician | Asheville, NC | 2006 |
| Carol Kowach, R.PH. | 1700102373 | Pharmacist | Youngstown, OH | 2010 |
| Christopher Kowach | 1235620105 | Behavior Technician | Warren, OH | 2018 |
| Christopher Kowach | 1376487405 | Case Manager/Care Coordinator | Niles, OH | 2026 |
| Danielle Kowach, LCSW | 1568917318 | Clinical Social Worker | Monee, IL | 2016 |
| Shyla Kowach | 1932072451 | Behavior Technician | Aztec, NM | 2025 |
| Jeffrey Kowachik, D.C. | 1457449928 | Chiropractor | Centennial, CO | 2006 |
| Brandon Kowacich | 1902204290 | Physical Therapy Assistant | Benbrook, TX | 2014 |
| Paul Kowacki, DC | 1629136981 | Chiropractor | Orange, MA | 2006 |
| Julie Kowacz, MD | 1235231309 | Internal Medicine Physician | Grand Haven, MI | 2006 |
| Tomasz Kowacz, MD | 1063436798 | Psychiatry Physician | Brooklyn, NY | 2006 |
| Francess Kowah | 1619449758 | Home Health Aide | Lanham, MD | 2018 |
| Alaina Kowal | 1275327520 | Counselor | West Seneca, NY | 2025 |
| Alexander Kowal, M.D. | 1841330719 | Diagnostic Radiology Physician | Allentown, PA | 2007 |
| Alexandra Kowal | 1326519281 | Speech-Language Pathologist | Richmond, VA | 2018 |
| Alexandria Kowal | 1467123265 | Behavior Technician | King Of Prussia, PA | 2021 |
| Alivia Kowal, CPNP-PC | 1669256616 | Pediatric Nurse Practitioner | Raritan, NJ | 2023 |
| Allison Kowal | 1093216210 | Speech-Language Pathologist | Richmond, VA | 2018 |
| Amy Kowal | 1649773268 | Family Nurse Practitioner | Springfield, MA | 2018 |
| Amy Kowal | 1699584250 | Personal Care Attendant | Omaha, NE | 2025 |
| Andrew Kowal, MD | 1679679153 | Pain Medicine (Anesthesiology) Physician | Burlington, MA | 2006 |
| Andrew Kowal | 1780254250 | Mental Health Counselor | Cranston, RI | 2021 |
| Andrew Kowal, RPH | 1942532247 | Pharmacist | Southampton, MA | 2010 |
| Angela Kowal, BS | 1285209270 | Case Manager/Care Coordinator | Eau Claire, WI | 2021 |
| April Kowal | 1023744893 | Personal Care Attendant | Las Vegas, NV | 2022 |
| Ashley Kowal, M.D. | 1093057614 | Anesthesiology Physician | Charleston, SC | 2013 |
| Branden Kowal, M.D. | 1306286216 | Emergency Medicine Physician | Bloomington, MN | 2013 |
| Brian Kowal, DPT, PT | 1194380477 | Physical Therapist | Wichita, KS | 2019 |
| Brian Kowal, M.D. | 1790841310 | Urology Physician | Hyannis, MA | 2006 |
| Carolyn Kowal, OTR/L | 1205421088 | Pediatric Occupational Therapist | Melbourne, FL | 2021 |
| Catharine Kowal | 1982570909 | Student in an Organized Health Care Education/Training Program | Keene, NH | 2025 |
| Catherine Kowal, MD | 1013909332 | Rheumatology Physician | Naples, FL | 2005 |
| Christina Kowal, PMHNP-BC | 1649751942 | Psychiatric/Mental Health Nurse Practitioner | Niagara Falls, NY | 2018 |
| Christine Kowal, FNP-BC | 1417296807 | Family Nurse Practitioner | Lebanon, TN | 2013 |
| Christopher Kowal, MA, LLC | 1689367591 | Mental Health Counselor | Grand Rapids, MI | 2023 |
| Claudia Kowal | 1366193435 | Physician Assistant | Canandaigua, NY | 2022 |
| Colleen Kowal, M.ED., LPC-I | 1962827410 | Professional Counselor | Hilton Head Island, SC | 2014 |
| Daniel Kowal, M.D. | 1760690416 | Diagnostic Radiology Physician | Templeton, MA | 2007 |
| Daniela Kowal, PT | 1386063246 | Physical Therapist | Auburn, NY | 2014 |
| Danielle Kowal, DO | 1164275616 | Student in an Organized Health Care Education/Training Program | Indianapolis, IN | 2024 |
| David Kowal, DPM | 1275628075 | Primary Podiatric Medicine Podiatrist | Flint, MI | 2006 |
| David Kowal, OD | 1609855816 | Optometrist | Lexington, NC | 2006 |
| David Kowal | 1720642630 | Student in an Organized Health Care Education/Training Program | Brooklyn, NY | 2019 |
| Deborah Kowal | 1750888269 | Peer Specialist | Chardon, OH | 2018 |
| Dorothy Kowal, LMFT | 1699936971 | Marriage & Family Therapist | Petaluma, CA | 2008 |
| Edward Kowal, MD | 1144630690 | Obstetrics Physician | Florence, SC | 2014 |
| Eloise Kowal, SLP | 1003551177 | Speech-Language Pathologist | Glendale, CA | 2022 |
| Emily Kowal, MD | 1023664257 | Pediatrics Physician | Chicago, IL | 2019 |
| Emily Kowal, PAA | 1114525003 | Anesthesiologist Assistant | Atlanta, GA | 2020 |
| Erin Kowal | 1639746779 | Behavior Analyst | Stuart, FL | 2021 |
| Evan Kowal, DOCTOR OF PHARMACY | 1245410273 | Pharmacist | Rochester, NY | 2007 |
| Ewa Kowal | 1942784996 | Physical Therapist | Fort Worth, TX | 2018 |
| Garrett Kowal, DPT | 1295418853 | Physical Therapist | Anderson, SC | 2023 |
| Gerald Kowal, DO | 1124002266 | Family Medicine Physician | North Mankato, MN | 2005 |
| Gregory Kowal, DPT | 1114200383 | Physical Therapist | Folsom, PA | 2011 |
| Igor Kowal, PH.D. | 1265250138 | Clinical Psychologist | Norman, OK | 2024 |
| Ira Kowal, M.D. P.C. | 1538157706 | Cardiovascular Disease Physician | Englewood, CO | 2005 |
| Isabella Kowal, RN | 1144909664 | Registered Nurse | Grosse Ile, MI | 2023 |
| Izabela Kowal, MD | 1215275623 | Internal Medicine Physician | Dunedin, FL | 2013 |
| Jacqueline Kowal, OD | 1437721917 | Optometrist | Phoenix, AZ | 2021 |
| Jacqueline Kowal, R.O. | 1558688499 | Optician | Quinton, VA | 2010 |
| James Kowal, PH.D. | 1255348777 | Professional Counselor | Naperville, IL | 2006 |
| James Kowal, SLPA | 1316201338 | Mental Health Counselor | Phoenix, AZ | 2012 |
| Jamie Kowal, DO | 1235661927 | Clinical Cardiac Electrophysiology Physician | Nashville, TN | 2017 |
| Janet Kowal, PH.D., MSW | 1376614420 | Clinical Social Worker | Rochester, NY | 2006 |
| Jared Kowal, ATC, PTA | 1346432655 | Physical Therapy Assistant | Encinitas, CA | 2007 |
| Jennifer Kowal, IBCLC | 1487069837 | Lactation Consultant (Non-RN) | Montclair, NJ | 2014 |
| Jessica Kowal, LAC | 1518847474 | Mental Health Counselor | Somerville, NJ | 2025 |
| Joan Kowal, SWT | 1023785128 | Social Worker | Athens, OH | 2021 |
| Joseph Kowal, PA | 1558686717 | Medical Physician Assistant | Clarksville, TN | 2010 |
| Julia Kowal, OTR/L | 1457089492 | Occupational Therapist | Glastonbury, CT | 2022 |
| Julie Kowal | 1891373320 | Behavior Technician | West Seneca, NY | 2021 |
| Karolina Kowal, LCP | 1255809299 | Counselor | Evanston, IL | 2018 |
| Kayla Kowal, DPT, CSCS | 1205534401 | Physical Therapist | Saint Peters, MO | 2023 |
| Keith Kowal, M.D. | 1528064201 | Otolaryngology/Facial Plastic Surgery Physician | Fairhope, AL | 2005 |
| Kevin Kowal | 1255272902 | Student in an Organized Health Care Education/Training Program | Iowa City, IA | 2026 |
| Kevin Kowal | 1386091213 | Social Worker | Omaha, NE | 2016 |
| Kimberly Kowal, APRN | 1992389894 | Family Nurse Practitioner | Schererville, IN | 2021 |
| Kristen Kowal | 1679168983 | Family Nurse Practitioner | Springfield, MA | 2021 |
| Laura Kowal | 1588867253 | Physical Therapist | Laurel, MD | 2007 |
| Lauren Kowal, CRNA | 1053940536 | Certified Registered Nurse Anesthetist | Washington, DC | 2020 |
| Lawrence Kowal, MD | 1194715763 | Diagnostic Radiology Physician | Glendale, AZ | 2005 |
| Leah Kowal, PA | 1225822992 | Physician Assistant | Richmond, VA | 2025 |
| Lindsay Kowal | 1053968735 | Professional Counselor | Turnersville, NJ | 2019 |
| Luke Kowal | 1023878618 | Student in an Organized Health Care Education/Training Program | Miami, FL | 2024 |
| Makenna Kowal | 1225846496 | Behavior Technician | Lafayette, IN | 2024 |
| Maria Kowal, M.D. | 1871593632 | Pediatrics Physician | Cortland, OH | 2005 |
| Mark Kowal, D.D.S. | 1144313453 | General Practice Dentistry | Rochester Hills, MI | 2006 |
| Mark Kowal, M.D. | 1285855239 | Surgery Physician | Fairbanks, AK | 2007 |
| Mark Kowal, D.D.S. | 1801986187 | General Practice Dentistry | Crown Point, IN | 2006 |
| Marshall Kowal, LPC, NCC, NREMT | 1518524958 | Professional Counselor | Frisco, CO | 2019 |
| Mary Kowal, CRNP | 1710477757 | Nurse Practitioner | Washington, DC | 2018 |
| Mary Kowal, RN | 1962721910 | Registered Nurse | Southbridge, MA | 2010 |
| Matt Kowal | 1598901126 | Driver | Minnetrista, MN | 2009 |
| Matthew Kowal, PHYSICAL THERAPIST A | 1275884967 | Physical Therapy Assistant | Orchard Park, NY | 2012 |
| Meccala Kowal | 1982741211 | Case Manager/Care Coordinator | Charleroi, PA | 2007 |
| Michael Kowal, D.O. | 1043530025 | Emergency Medicine Physician | Racine, WI | 2010 |
| Michael Kowal | 1144889155 | Behavior Technician | Elmhurst, IL | 2019 |
| Michael Kowal, DDS | 1184773525 | Dentist | Cohoes, NY | 2007 |
| Micheal Kowal | 1801468152 | Physical Therapist | Colonial Heights, VA | 2021 |
| Michele Kowal, COTA | 1124540539 | Occupational Therapy Assistant | Chapel Hill, NC | 2017 |
| Michelle Kowal, AA | 1396819363 | Anesthesiologist Assistant | Gainesville, GA | 2006 |
| Michelle Kowal, J.D., PSY.D. | 1588986343 | Psychologist | Rensselaer, NY | 2010 |
| Monique Kowal | 1619447422 | Licensed Practical Nurse | Farmington Hills, MI | 2018 |
| Natalie Kowal, RBAI | 1689358749 | Behavior Technician | Portland, OR | 2023 |
| Nicolette Kowal, FNP-BC, ACNS-BC | 1770685620 | Family Nurse Practitioner | Marine City, MI | 2006 |
| Noel Kowal, M.D. | 1528493574 | Anatomic Pathology & Clinical Pathology Physician | Dunedin, FL | 2013 |
| Pamela Kowal, M.S. LMFT | 1831113372 | Mental Health Counselor | Stillwater, MN | 2006 |
| Patricia Kowal, LIC.AC | 1144532979 | Acupuncturist | Jamaica Plain, MA | 2010 |
| Priscilla Kowal, MPT,COTA/L | 1124263686 | Physical Therapist | Enfield, CT | 2008 |
| Rachel Kowal, MD | 1982761979 | Anatomic Pathology & Clinical Pathology Physician | Indianapolis, IN | 2007 |
| Regina Kowal, NP | 1164799482 | Family Nurse Practitioner | Amherst, MA | 2011 |
| Renata Kowal, MD | 1679716435 | Anesthesiology Physician | Stony Brook, NY | 2009 |
| Renata Kowal, DC | 1770576738 | Chiropractor | Newport News, VA | 2005 |
| Renee Kowal, DMD | 1790924975 | General Practice Dentistry | Fishkill, NY | 2009 |
| Richard Kowal, D.C. | 1114086493 | Chiropractor | New York, NY | 2006 |
| Robert Kowal, MD | 1093779258 | Clinical Cardiac Electrophysiology Physician | Dallas, TX | 2006 |
| Robert Kowal, D.D.S. | 1285902619 | General Practice Dentistry | Gresham, OR | 2011 |
| Sarah Kowal, MD | 1316307655 | Pediatrics Physician | Flower Mound, TX | 2016 |
| Sherry Kowal | 1710762844 | Massage Therapist | Grand Blanc, MI | 2023 |
| Susan Kowal, LCSW-R | 1437849460 | Counselor | Harrison, NY | 2023 |
| Susan Kowal | 1497280499 | Home Health Aide | Troy, MI | 2017 |
| Tamara Kowal, OT | 1265607451 | Occupational Therapist | Stamford, CT | 2008 |
| Teri Kowal, MA., CCC-A | 1174770390 | Audiologist | Fairport, NY | 2008 |
| Terrell Kowal | 1265975791 | Social Worker | Lexington, KY | 2016 |
| Thomas Kowal, M.D. | 1043205008 | General Practice Physician | Lebanon, TN | 2005 |
| Thomas Kowal, CCC-SLP | 1497461511 | Speech-Language Pathologist | Bethpage, NY | 2023 |
| Timothy Kowal, MD | 1760626048 | Internal Medicine Physician | Hackensack, NJ | 2009 |
| Tosha Kowal, LDN, RD, CDCES | 1437841004 | Pediatric Nutrition Registered Dietitian | Baton Rouge, LA | 2023 |
| Tracey Kowal, L.S.W. | 1073679528 | Social Worker | Uniontown, PA | 2006 |
| Virginia Kowal | 1417272295 | Community Health Worker | North Collins, NY | 2010 |
| William Kowal, M.D. | 1669464889 | Internal Medicine Physician | Albany, NY | 2005 |
| William Kowal | 1972698298 | Occupational Therapist | Monticello, NY | 2006 |
| Zachary Kowal, MD | 1164360624 | Student in an Organized Health Care Education/Training Program | Lima, OH | 2026 |
| Sarah Kowal Alden | 1427475144 | Clinical Psychologist | New York, NY | 2014 |
| Jamie Kowal Baietto, D.C. | 1013185982 | Radiology Chiropractor | Placentia, CA | 2008 |
| Suanne Kowal-Connelly, M.D. | 1427146042 | Pediatric Adolescent Medicine Physician | Freeport, NY | 2006 |
| Areta Kowal-Vern, M.D. | 1164802443 | Hematology (Pathology) Physician | Melrose Park, IL | 2015 |
| Julia Kowala | 1497577530 | Psychiatric/Mental Health Registered Nurse | Aurora, CO | 2024 |
| Alexander Kowalak | 1760378137 | Other Specialist/Technologist | Mason, OH | 2025 |
| Katherine Kowalak, CNP | 1053028969 | Psychiatric/Mental Health Nurse Practitioner | Cincinnati, OH | 2022 |
| Thomas Kowalak, MD | 1033163944 | Emergency Medical Services (Emergency Medicine) Physician | Orchard Park, NY | 2006 |
| Veronica Kowalak | 1598322695 | Behavior Technician | Farmington Hills, MI | 2019 |
| Christine Kowalchek, LICSW | 1235616277 | Clinical Social Worker | Worcester, MA | 2018 |
| Edmund Kowalchick, DPM | 1326043316 | Foot & Ankle Surgery Podiatrist | Clinton Township, MI | 2005 |
| Janet Kowalchick, MPT | 1770542102 | Orthopedic Physical Therapist | El Dorado Hills, CA | 2006 |
| Megan Kowalchick, LMSW | 1437676681 | Clinical Social Worker | Sayville, NY | 2017 |
| Carolyn Kowalchik, RPH | 1578699278 | Pharmacist | Slc, UT | 2007 |
| Krista Kowalchik | 1659887263 | Occupational Therapist | Newcastle, WA | 2017 |
| Kristin Kowalchik, MD | 1710130828 | Radiation Oncology Physician | Winchester, VA | 2008 |
| Sharon Kowalchik | 1669749933 | School Counselor | Bridgeport, CT | 2011 |
| Alicia Kowalchuk, D.O. | 1619046935 | Family Medicine Physician | Houston, TX | 2006 |
| Alyssa Kowalchuk | 1972313427 | Occupational Therapist | San Tan Valley, AZ | 2025 |
| Bernadette Kowalchuk, MFT | 1164876108 | Marriage & Family Therapist | Ridgewood, NJ | 2016 |
| Christina Kowalchuk | 1316709421 | Massage Therapist | Hillsboro, OR | 2024 |
| Christine Kowalchuk, PT | 1477740173 | Physical Therapist | Bryn Mawr, PA | 2007 |
| Courtney Kowalchuk, LCSW | 1104218924 | Clinical Social Worker | Joint Base Elmendorf Richardson, AK | 2015 |
| Deborah Kowalchuk, M.D. | 1245466036 | Orthopaedic Surgery Physician | Johns Creek, GA | 2009 |
| Glen Kowalchuk, MD | 1184636532 | Cardiovascular Disease Physician | Huntersville, NC | 2006 |
| Gregory Kowalchuk, DDS | 1396730990 | General Practice Dentistry | Denver, CO | 2005 |
| Julie Kowalchuk | 1598133050 | Counselor | Stormville, NY | 2015 |
| Katie Kowalchuk | 1225387392 | Clinical Social Worker | Juneau, AK | 2012 |
| Keely Kowalchuk, RPT | 1164521134 | Physical Therapist | Bellevue, WA | 2006 |
| Kelly Kowalchuk, LSW | 1770106130 | Clinical Social Worker | Newtown Square, PA | 2020 |
| Marilyn Kowalchuk, RD, SCD, LDN | 1235247297 | Registered Dietitian | Charlotte, NC | 2006 |
| Mary Kowalchuk, PA-C | 1427049139 | Medical Physician Assistant | Malone, NY | 2005 |
| Marybeth Kowalchuk, RN | 1700638541 | Registered Nurse | Sound Beach, NY | 2024 |
| Megan Kowalchuk, M.ED., BCBA | 1104643105 | Behavior Analyst | Moorestown, NJ | 2024 |
| Patricia Kowalchuk, OTA/L | 1083846364 | Occupational Therapy Assistant | Palatka, FL | 2009 |
| Roman Kowalchuk | 1962965608 | Radiation Oncology Physician | Rochester, MN | 2019 |
| Roman Kowalchuk, M.D. | 1992774087 | Diagnostic Radiology Physician | Rochester, NY | 2006 |
| Yasuko Kowalchuk, MSW, LCSW | 1710197892 | Clinical Social Worker | Los Angeles, CA | 2007 |
| Christine Kowalcky, PSY.D. | 1922395235 | Mental Health Counselor | Brookline, MA | 2011 |
| Mark Kowalcyk, CRNA | 1427598119 | Certified Registered Nurse Anesthetist | Hobe Sound, FL | 2017 |
| Mikel Kowalcyk, CDPT | 1548739139 | Counselor | Seattle, WA | 2018 |
| Raymond Kowalcyk, PH. D. | 1306016670 | Clinical Psychologist | Coopersburg, PA | 2008 |
| Sandra Kowalcyk, COTA/L | 1093905390 | Occupational Therapy Assistant | State College, PA | 2007 |
| Riley Kowalczak | 1851176994 | Behavior Technician | Bloomington, MN | 2023 |
| Jordan Kowalczewski, MS, RD | 1760946941 | Registered Dietitian | Jersey City, NJ | 2019 |
| Rosalin Kowalczewski, R.N. | 1326499963 | Registered Nurse | Cheektowaga, NY | 2016 |
| David Kowalczik, PTA | 1316475437 | Physical Therapy Assistant | Ghent, NY | 2017 |
| Katherine Kowalczik, LCSW | 1013451434 | Clinical Social Worker | Brooklyn, NY | 2016 |
| Holly Kowalczk, CDCA | 1487248076 | Addiction (Substance Use Disorder) Counselor | Toledo, OH | 2021 |
| John Kowalczk | 1023817871 | Physical Therapy Assistant | Fairbanks, AK | 2025 |
| Nathan Kowalczk, DPT | 1962054296 | Physical Therapist | Wasilla, AK | 2019 |
| Sarah Kowalczk, PT, DPT | 1215581707 | Orthopedic Physical Therapist | Wasilla, AK | 2019 |
| Kathy Kowalczuk | 1265213151 | Speech-Language Pathologist | Maspeth, NY | 2023 |
| Linda Kowalczuk, APRN | 1124171103 | Adult Health Nurse Practitioner | Simsbury, CT | 2007 |
| Marcin Kowalczuk, M.D. | 1326593922 | Student in an Organized Health Care Education/Training Program | Pittsburgh, PA | 2016 |
| Maria Kowalczuk, RPH | 1184034829 | Pharmacist | Noblesville, IN | 2014 |
| Richard Kowalczuk, DC | 1376615914 | Chiropractor | Reynoldsburg, OH | 2006 |
| Robert Kowalczuk, DC | 1033281670 | Chiropractor | Reynoldsburg, OH | 2006 |
| Sara Kowalczuk, NP | 1871675561 | Acute Care Nurse Practitioner | Chicago, IL | 2006 |
| Trenton Kowalczuk, LPC | 1518682822 | Professional Counselor | Austin, TX | 2022 |
| Aaron Kowalczyk, CRNA | 1659382976 | Certified Registered Nurse Anesthetist | Boise, ID | 2006 |
| Adam Kowalczyk | 1447626585 | Pharmacist | Buffalo, NY | 2015 |
| Agnieszka Kowalczyk | 1205243078 | Pediatric Sports Medicine Physician | Boston, MA | 2014 |
| Alexander Kowalczyk, MD | 1083699540 | Dermatopathology (Pathology) Physician | Pompano Beach, FL | 2005 |
| Alexander Kowalczyk | 1609351238 | Pharmacist | Toms River, NJ | 2018 |
| Allison Kowalczyk, M.S. | 1023278066 | Audiologist | Los Altos, CA | 2008 |
| Alysha Kowalczyk | 1841598505 | Counselor | Salt Lake City, UT | 2011 |
| Alyssa Kowalczyk | 1366256901 | Occupational Therapist | Valrico, FL | 2025 |
| Amy Kowalczyk, ATC | 1578914693 | Athletic Trainer | Wilkes Barre, PA | 2016 |
| Andrew Kowalczyk, APRN | 1235954728 | Pediatric Nurse Practitioner | Chicago, IL | 2024 |
| Angela Kowalczyk, D.C | 1831157676 | Chiropractor | Gilbert, AZ | 2006 |
| Anna Kowalczyk, RPA-C | 1356581466 | Physician Assistant | Huntington, NY | 2009 |
| Anna Kowalczyk | 1831641471 | Registered Nurse | Tacoma, WA | 2016 |
| Annalyse Kowalczyk | 1902629371 | Occupational Therapist | Camden, NY | 2024 |
| Annette Kowalczyk | 1528465465 | Dentist | Brewster, NY | 2014 |
| Ash-Leigh Kowalczyk, COTA | 1831669712 | Occupational Therapy Assistant | New London, WI | 2018 |
| Ashley Kowalczyk, NP | 1053082990 | Women's Health Nurse Practitioner | Boston, MA | 2021 |
| Barbara Kowalczyk, APRN | 1104390475 | Family Nurse Practitioner | Oak Lawn, IL | 2019 |
| Bogumila Kowalczyk, COTA | 1114129384 | Occupational Therapy Assistant | North Canton, OH | 2007 |
| Brett Kowalczyk, PT, DPT | 1992459242 | Physical Therapist | Cedar Rapids, IA | 2022 |
| Bridget Kowalczyk | 1003542861 | Student in an Organized Health Care Education/Training Program | Houston, TX | 2022 |
| Carly Kowalczyk, FNP-C | 1982017356 | Family Nurse Practitioner | Tempe, AZ | 2014 |
| Carole Kowalczyk, MD | 1053472027 | Reproductive Endocrinology Physician | Warren, MI | 2006 |
| Catherine Kowalczyk, LCSW, LSSW | 1891518486 | Clinical Social Worker | Dyer, IN | 2024 |
| Chandra Kowalczyk, CRNA | 1073790507 | Certified Registered Nurse Anesthetist | Portland, OR | 2008 |
| Christopher Kowalczyk, DO | 1598389058 | Dermatology Physician | Boynton Beach, FL | 2020 |
| Colleen Kowalczyk | 1336289008 | Mental Health Counselor | Clearwater, FL | 2007 |
| Conor Kowalczyk | 1508682584 | Behavior Technician | Grand Rapids, MI | 2024 |
| Courtney Kowalczyk | 1083173686 | Occupational Therapist | Greenfield, WI | 2019 |
| Courtney Kowalczyk, PHD, LLP | 1386025344 | Clinical Psychologist | Grand Rapids, MI | 2015 |
| Curtis Kowalczyk, CO | 1154420958 | Orthotist | Asheville, NC | 2006 |
| Daniel Kowalczyk, MD | 1629709308 | Emergency Medicine Physician | Columbia, MO | 2022 |
| Danielle Kowalczyk | 1942692405 | Psychologist | Monroe, MI | 2015 |
| Darci Kowalczyk, RN | 1174807234 | Registered Nurse | Erie, PA | 2011 |
| David Kowalczyk, M.D., M.B.A. | 1437599842 | Otolaryngology Physician | Chicago, IL | 2013 |
| Debra Kowalczyk, M.A., LCPC | 1538129036 | Mental Health Counselor | Palatine, IL | 2006 |
| Devin Kowalczyk, PHD, LP | 1316474026 | Clinical Psychologist | Los Angeles, CA | 2017 |
| Dominik Kowalczyk, MD | 1912649849 | Emergency Medicine Physician | Indianapolis, IN | 2022 |
| Douglas Kowalczyk, D.D.S. | 1053458778 | General Practice Dentistry | Columbus, OH | 2007 |
| Edward Kowalczyk | 1760534937 | Marriage & Family Therapist | Pinedale, CA | 2007 |
| Elizabeth Kowalczyk, M.A., L.P.C. | 1508113648 | Counselor | Mt Pleasant, MI | 2012 |
| Emily Kowalczyk, DO | 1629871124 | Student in an Organized Health Care Education/Training Program | Tampa, FL | 2025 |
| Eunice Kowalczyk, DNP, PMHNP | 1457995417 | Psychiatric/Mental Health Nurse Practitioner | Westborough, MA | 2019 |
| Ewa Kowalczyk | 1992480032 | Optometrist | Fair Lawn, NJ | 2023 |
| Frances Kowalczyk, LMT | 1427173590 | Massage Therapist | Punta Gorda, FL | 2007 |
| Hannah Kowalczyk, BA | 1235279118 | Case Manager/Care Coordinator | Spartanburg, SC | 2007 |
| Hannah Kowalczyk | 1902692148 | Student in an Organized Health Care Education/Training Program | New Lenox, IL | 2025 |
| Hayley Kowalczyk | 1477169944 | Speech-Language Pathologist | Wadsworth, OH | 2020 |
| Helena Kowalczyk | 1760860175 | Physical Therapy Assistant | Orland Park, IL | 2015 |
| Jaclyn Kowalczyk, PHARM D., RPH | 1164855060 | Pharmacist | Freehold, NJ | 2013 |
| Jacqueline Kowalczyk, R.PH. | 1821076977 | Pharmacist | Wyoming, MI | 2006 |
| James Kowalczyk | 1093973935 | Dentist | Round Lake Beach, IL | 2008 |
| James Kowalczyk, D.O. | 1285929414 | Emergency Medicine Physician | Farmington Hills, MI | 2011 |
| Jane Kowalczyk | 1174388979 | Home Health Registered Nurse | Uniontown, PA | 2024 |
| Jane Kowalczyk | 1851995047 | Pharmacist | Virginia Beach, VA | 2020 |
| Jennifer Kowalczyk, CRNA | 1669093373 | Certified Registered Nurse Anesthetist | Durham, NC | 2020 |
| Jennifer Kowalczyk, WHNP-BC, FNP-C | 1699186395 | Women's Health Nurse Practitioner | Joint Base Lewis McChord, WA | 2014 |
| Jennifer Kowalczyk, P.T. | 1770771404 | Physical Therapist | Tucson, AZ | 2007 |
| Jessica Kowalczyk | 1134040405 | General Practice Dentistry | Wenatchee, WA | 2026 |
| Jessica Kowalczyk | 1295228617 | Mental Health Counselor | Aurora, IL | 2018 |
| John Kowalczyk, D.C. | 1043346653 | Chiropractor | Midland, MI | 2007 |
| John Kowalczyk, M.D. | 1477870459 | Dermatology Physician | Jupiter, FL | 2010 |
| John Kowalczyk, M.D. | 1508124728 | Anesthesiology Physician | Boston, MA | 2012 |
| John Kowalczyk, DO | 1548254089 | Urology Physician | Los Angeles, CA | 2005 |
| John Kowalczyk, D.D.S. | 1750447892 | General Practice Dentistry | Utica, NY | 2006 |
| Joseph Kowalczyk, MD | 1831166255 | Internal Medicine Physician | Oak Lawn, IL | 2006 |
| Joshua Kowalczyk, MD | 1578267837 | Student in an Organized Health Care Education/Training Program | Durham, NC | 2023 |
| Kaitlyn Kowalczyk, NP | 1255973236 | Family Nurse Practitioner | Lansing, MI | 2019 |
| Kara Kowalczyk, MD | 1063826501 | Pediatrics Physician | Indianapolis, IN | 2014 |
| Karen Kowalczyk, APN-CNP | 1316189343 | Nurse Practitioner | Addison, IL | 2009 |
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).