Providers Sharon Klein, CCP to Victoria Klein, REGISTERED NURSE
300 individual NPIs in the federal registry, part 11,578 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. 111 link to a page of their own with Medicare and CMS data the registry does not carry.
| Provider | NPI | Specialty | Practice city | NPI issued |
|---|---|---|---|---|
| Sharon Klein, CCP | 1588974745 | Perfusionist | Livonia, MI | 2010 |
| Sharon Klein, NNP, MS | 1710143037 | Neonatal Nurse Practitioner | Peoria, IL | 2008 |
| Sharon Klein, SLP | 1730511338 | Speech-Language Pathologist | Woodmere, NY | 2013 |
| Sharon Klein, QMHS | 1740874924 | Addiction (Substance Use Disorder) Counselor | Marietta, OH | 2021 |
| Sharon Klein | 1861069643 | Adult Companion | Bismarck, ND | 2021 |
| Sharon Klein, MD | 1952981185 | Student in an Organized Health Care Education/Training Program | New York, NY | 2021 |
| Sharon Klein | 1962993097 | Peer Specialist | Harrison, NY | 2018 |
| Sharon Klein, LMT | 1992342059 | Massage Therapist | North Bellmore, NY | 2019 |
| Shaun Klein, RN | 1467323014 | Registered Nurse | Seattle, WA | 2025 |
| Shauna Klein | 1629877204 | Day Training/Habilitation Specialist | Fremont, NE | 2025 |
| Shawn Klein, LPN | 1053587162 | Licensed Practical Nurse | Batavia, NY | 2008 |
| Shawn Klein, MA | 1891557708 | Mental Health Counselor | Hermosa Beach, CA | 2024 |
| Shawn Klein, MD | 1982690574 | Ophthalmology Physician | Elizabeth, NJ | 2005 |
| Shay Klein | 1720137896 | Orthopedic Physical Therapist | Syracuse, NY | 2007 |
| Shayla Klein | 1922669795 | Physical Therapist | Spokane Valley, WA | 2019 |
| Shaylor Klein, DO | 1619551686 | Emergency Medicine Physician | Lexington, KY | 2021 |
| Shayna Klein, M.D. | 1295976538 | Diagnostic Radiology Physician | Sun City, AZ | 2009 |
| Sheila Klein, AUD | 1073600946 | Audiologist | Minot, ND | 2006 |
| Sheila Klein, CCC-A | 1578848479 | Audiologist | Woodmere, NY | 2011 |
| Sheila Klein | 1912476409 | Professional Counselor | Boulder, CO | 2018 |
| Shelby Klein | 1427615764 | Addiction (Substance Use Disorder) Counselor | Rochester, MN | 2019 |
| Sheldon Klein, PHARMACIST | 1619250446 | Pharmacist | Parrish, FL | 2011 |
| Shelley Klein, JD | 1578176657 | Student in an Organized Health Care Education/Training Program | New York, NY | 2020 |
| Shelly Klein, DNP | 1053869891 | Family Nurse Practitioner | Guttenberg, IA | 2016 |
| Shelly Klein, MD | 1659449411 | Pediatrics Physician | Prescott, AZ | 2006 |
| Shelly Klein, PA C | 1710146675 | Surgical Physician Assistant | Saginaw, MI | 2008 |
| Shenoah Klein | 1285111427 | Addiction (Substance Use Disorder) Counselor | Desert Hot Springs, CA | 2018 |
| Sheri Klein | 1518516699 | Physical Therapist | Rockaway Park, NY | 2019 |
| Sheriza Klein, MD, MS | 1801320999 | Anesthesiology Physician | Washington, DC | 2017 |
| Sherman Klein, M.D. | 1558340992 | Internal Medicine Physician | Flushing, NY | 2006 |
| Sherry Klein, LPN | 1225517667 | Licensed Practical Nurse | Massillon, OH | 2018 |
| Sherwood Klein, RPH | 1356664221 | Pharmacist | Ellicottville, NY | 2010 |
| Shira Klein, PT | 1710210562 | Physical Therapist | Carteret, NJ | 2009 |
| Shirah Klein, COTA/L | 1962870766 | Occupational Therapy Assistant | Hallandale Beach, FL | 2015 |
| Shirley Klein, MD | 1245217652 | Pediatrics Physician | Wilmington, DE | 2005 |
| Shoshana Klein | 1104372168 | Specialist | Lakewood, NJ | 2016 |
| Shoshana Klein, MS E.D | 1134483027 | Specialist | Spring Valley, NY | 2012 |
| Shoshana Klein, PH.D. | 1174077309 | Clinical Psychologist | Cherry Hill, NJ | 2016 |
| Shoshana Klein, MA | 1376888768 | Speech-Language Pathologist | Monsey, NY | 2012 |
| Shoshana Klein, LCSW | 1619188075 | Clinical Social Worker | Oakland, CA | 2007 |
| Shoshanna Klein | 1275253627 | Specialist | Brooklyn, NY | 2022 |
| Sierra Klein, MD | 1881447076 | Student in an Organized Health Care Education/Training Program | Dallas, TX | 2024 |
| Sigalit Klein | 1922486208 | Marriage & Family Therapist | Van Nuys, CA | 2015 |
| Simi Klein | 1467274399 | Specialist | Brooklyn, NY | 2024 |
| Simon Klein | 1184452435 | Behavior Analyst | Brooklyn, NY | 2024 |
| Simon Klein | 1396252300 | Mental Health Counselor | Portland, OR | 2017 |
| Simone Klein, M.D. | 1376991307 | Student in an Organized Health Care Education/Training Program | Newark, NJ | 2016 |
| Siriporn Klein, PSYD | 1295291078 | Clinical Psychologist | New York, NY | 2019 |
| Solomon Klein, O.D. | 1659533594 | Optometrist | Monroe, NY | 2008 |
| Solomon Klein, MD | 1982354502 | Internal Medicine Physician | Bryan, TX | 2022 |
| Sonia Klein, DNP-FNP | 1922728237 | Family Medicine Physician | Saratoga, WY | 2022 |
| Sonya Klein, LCSW | 1033514237 | Clinical Social Worker | Norwalk, CT | 2014 |
| Sonya Klein, MSN, APRN, PMHNP-BC | 1124651898 | Psychiatric/Mental Health Nurse Practitioner | Brookhaven, GA | 2020 |
| Sonya Klein | 1316222524 | Mental Health Counselor | Kingston, OK | 2011 |
| Sonya Klein | 1841021839 | Clinical Social Worker | Cape Coral, FL | 2024 |
| Sophia Klein | 1295614816 | Student in an Organized Health Care Education/Training Program | Ogden, UT | 2025 |
| Sophia Klein | 1447129259 | Behavior Technician | Yucaipa, CA | 2025 |
| Sophia Klein | 1699528703 | Behavior Technician | Shelby Township, MI | 2024 |
| Sophie Klein, MA CCC-SLP | 1215742697 | Speech-Language Pathologist | Orlando, FL | 2025 |
| Spencer Klein | 1346701273 | Plastic and Reconstructive Surgery Physician | Green Bay, WI | 2019 |
| Spencer Klein | 1447883012 | Behavior Technician | Tallahassee, FL | 2020 |
| Stacey Klein, SPL | 1023341575 | Speech-Language Pathologist | Bedford, NH | 2009 |
| Stacey Klein, PA-C | 1144288374 | Physician Assistant | Atlanta, GA | 2006 |
| Stacey Klein, APRN-NP | 1184995581 | Acute Care Nurse Practitioner | Phoenix, AZ | 2012 |
| Stacey Klein, LCSW | 1336286814 | Clinical Social Worker | New York, NY | 2007 |
| Stacey Klein, OTA | 1467533547 | Occupational Therapy Assistant | Woodruff, WI | 2006 |
| Stacey Klein, L.P.C. | 1578786059 | Professional Counselor | Windsor, CO | 2007 |
| Stacy Klein, MS | 1194944405 | Counselor | Madison, WI | 2007 |
| Stacy Klein, LCSW | 1881806990 | Clinical Social Worker | Dix Hills, NY | 2007 |
| Stanley Klein, DDS | 1003209875 | Endodontics | Baltimore, MD | 2015 |
| Stanley Klein, DPM | 1134114317 | Podiatrist | Staten Island, NY | 2005 |
| Stanley Klein, M.D. | 1902869662 | Vascular Surgery Physician | Torrance, CA | 2006 |
| Stefan Klein, M.D. | 1871664003 | Orthopaedic Surgery Physician | Santa Cruz, CA | 2006 |
| Stefanie Klein, LCSW | 1215059357 | Clinical Social Worker | Los Angeles, CA | 2007 |
| Stephanie Klein | 1083151674 | Physician Assistant | La Jolla, CA | 2017 |
| Stephanie Klein, COTA/L | 1114253424 | Occupational Therapy Assistant | Louisville, KY | 2009 |
| Stephanie Klein | 1134523053 | Registered Dietitian | Ambler, PA | 2014 |
| Stephanie Klein, CRNP | 1144853425 | Family Nurse Practitioner | Broomall, PA | 2020 |
| Stephanie Klein, RD, LDN | 1275935736 | Registered Dietitian | West Palm Beach, FL | 2014 |
| Stephanie Klein | 1326492166 | Primary Care Nurse Practitioner | Chicago, IL | 2016 |
| Stephanie Klein, MD | 1356432132 | Gynecology Physician | Larchmont, NY | 2006 |
| Stephanie Klein, MA CCC-SLP | 1366696163 | Speech-Language Pathologist | Fresh Meadows, NY | 2008 |
| Stephanie Klein, NP | 1407399306 | Family Nurse Practitioner | Asheville, NC | 2016 |
| Stephanie Klein, MD | 1548609225 | Pediatrics Physician | Lansing, MI | 2013 |
| Stephanie Klein | 1619432713 | Mental Health Counselor | Fayetteville, NC | 2019 |
| Stephanie Klein, CCC-SLP | 1649715640 | Speech-Language Pathologist | Essex Junction, VT | 2016 |
| Stephanie Klein | 1710381371 | Occupational Therapist | Golden Valley, MN | 2014 |
| Stephanie Klein | 1750112520 | Student in an Organized Health Care Education/Training Program | New York, NY | 2024 |
| Stephanie Klein, M.A., CCC-SLP | 1790924900 | Speech-Language Pathologist | Lake Forest, IL | 2009 |
| Stephanie Klein, OTR/L, LSW | 1811489636 | Social Worker | Aurora, CO | 2018 |
| Stephanie Klein | 1952008344 | Behavior Technician | Boca Raton, FL | 2023 |
| Stephanie Klein, ARNP, CRNA | 1952565251 | Certified Registered Nurse Anesthetist | Dubuque, IA | 2008 |
| Stephanie Klein, MS, RD | 1972157782 | Registered Dietitian | Chandler, AZ | 2019 |
| Stephany Klein, RPH, PD | 1588876205 | Pharmacist | Richardson, TX | 2007 |
| Stephen Klein, MD | 1154355212 | Diagnostic Radiology Physician | Hartford, CT | 2006 |
| Stephen Klein, M.D. | 1205910361 | Anesthesiology Physician | Durham, NC | 2006 |
| Stephen Klein, D.D.S. | 1275650731 | Oral and Maxillofacial Surgery (Dentist) | New York, NY | 2007 |
| Stephen Klein, M.D. | 1316158397 | Physical Medicine & Rehabilitation Physician | Bayside, NY | 2007 |
| Stephen Klein, D.D.S | 1396954384 | General Practice Dentistry | Bakersfield, CA | 2007 |
| Stephen Klein, PH.D. | 1700886082 | Psychologist | Tacoma, WA | 2005 |
| Stephen Klein, M.D. | 1831257872 | Internal Medicine Physician | West Nyack, NY | 2006 |
| Stephen Klein, MD | 1881674281 | Anesthesiology Physician | Birmingham, AL | 2006 |
| Stephen Klein, PHD | 1962581033 | Clinical Psychologist | Amherst, MA | 2006 |
| Steve Klein, MARRIAGE AND FAMILY | 1699287755 | Mental Health Counselor | Winnetka, CA | 2017 |
| Steve Klein, ATC | 1992113344 | Athletic Trainer | Atlanta, GA | 2014 |
| Steven Klein, MD | 1013137017 | Maternal & Fetal Medicine Physician | Mineola, NY | 2007 |
| Steven Klein, MD | 1093766354 | Pediatric Radiology Physician | Wilmington, DE | 2006 |
| Steven Klein, RPH | 1114133030 | Pharmacist | Nashua, NH | 2007 |
| Steven Klein, M.D. | 1144224890 | Internal Medicine Physician | Winston Salem, NC | 2005 |
| Steven Klein, DDS | 1144286519 | Dentist | Brooklyn, NY | 2006 |
| Steven Klein, MD/PHD | 1164083572 | Clinical Genetics (M.D.) Physician | Wernersville, PA | 2019 |
| Steven Klein, MD | 1164403028 | Internal Medicine Physician | Garden City, GA | 2005 |
| Steven Klein, M.D. | 1194884361 | Orthopaedic Surgery Physician | Mount Vernon, NY | 2006 |
| Steven Klein, DDS | 1245235548 | General Practice Dentistry | Rye Brook, NY | 2005 |
| Steven Klein, D.O. | 1316917545 | Gastroenterology Physician | Farmington Hills, MI | 2006 |
| Steven Klein, MD | 1316982390 | Orthopaedic Surgery Physician | La Crosse, WI | 2006 |
| Steven Klein, M.D. | 1366406340 | Clinical Cardiac Electrophysiology Physician | Greensboro, NC | 2006 |
| Steven Klein, MD | 1437148764 | Obstetrics & Gynecology Physician | Cleveland, OH | 2005 |
| Steven Klein, MSW | 1467238097 | Social Worker | Ionia, MI | 2023 |
| Steven Klein, OD | 1477077576 | Optometrist | Linthicum, MD | 2017 |
| Steven Klein, M.D. | 1497745442 | Diagnostic Radiology Physician | New City, NY | 2005 |
| Steven Klein, M.D. | 1508834227 | Family Medicine Physician | Novi, MI | 2006 |
| Steven Klein | 1568212660 | Student in an Organized Health Care Education/Training Program | San Antonio, TX | 2024 |
| Steven Klein, D.C. | 1609094754 | Chiropractor | Brentwood, NY | 2007 |
| Steven Klein, OD | 1629322094 | Vision Therapy Optometrist | Joint Base Lewis McChord, WA | 2012 |
| Steven Klein, D.D.S. | 1659689503 | Dentist | Woodmere, NY | 2010 |
| Steven Klein, D.C. | 1689712200 | Chiropractor | Ocala, FL | 2007 |
| Steven Klein, M.D. | 1689769325 | Family Medicine Physician | Northport, NY | 2006 |
| Steven Klein, OD | 1699802520 | Optometrist | San Diego, CA | 2007 |
| Steven Klein, PH.D. | 1700897766 | Psychologist | Appleton, WI | 2006 |
| Steven Klein, MD | 1730185471 | Rheumatology Physician | Hagerstown, MD | 2005 |
| Steven Klein, M.D. | 1891856985 | Surgery Physician | Southfield, MI | 2006 |
| Steven Klein, MD | 1912963463 | Neurological Surgery Physician | Seattle, WA | 2006 |
| Steven Klein, M.D. | 1922054733 | Gastroenterology Physician | Wilmington, NC | 2006 |
| Steven Klein, DPM | 1942304381 | Podiatrist | Redwood City, CA | 2006 |
| Steven Klein, DDS | 1952415754 | General Practice Dentistry | E Meadow, NY | 2006 |
| Steven Klein, DO MPH | 1972676716 | Family Medicine Physician | Gloucester City, NJ | 2006 |
| Steven Klein, M.D. | 1982601860 | Diagnostic Radiology Physician | Brockton, MA | 2005 |
| Storm Klein | 1205597994 | Home Health Aide | Heath, OH | 2022 |
| Stuart Klein, MD | 1104834472 | Internal Medicine Physician | Poway, CA | 2006 |
| Stuart Klein, MD | 1275744633 | Internal Medicine Physician | Foxboro, MA | 2007 |
| Stuart Klein, M.D. | 1790870483 | Internal Medicine Physician | Highland, IN | 2006 |
| Stuart Klein, LCPC | 1952310153 | Mental Health Counselor | Helena, MT | 2006 |
| Sue Klein, PT | 1356394506 | Physical Therapist | Santa Monica, CA | 2006 |
| Sue Klein, P.T. | 1730414970 | Orthopedic Physical Therapist | Lees Summit, MO | 2009 |
| Sueanne Klein, BA, QMHP | 1386705028 | Counselor | Merrillville, IN | 2006 |
| Sunni Klein, PT | 1376961144 | Physical Therapist | Cleveland, OH | 2014 |
| Sunny Klein, PA-C | 1932186400 | Medical Physician Assistant | St Louis Park, MN | 2005 |
| Surveen Klein, MSW, LCSW-BACS, MPH | 1821690207 | Clinical Social Worker | New Orleans, LA | 2020 |
| Susan Klein | 1023239761 | Addiction (Substance Use Disorder) Counselor | Dallas, OR | 2007 |
| Susan Klein, APRN, PMHNP | 1255578282 | Psychiatric/Mental Health Nurse Practitioner | Candler, NC | 2009 |
| Susan Klein, CNM | 1265481691 | Midwife | Avon, OH | 2006 |
| Susan Klein, MS EDUCATION | 1316292469 | Specialist | Canton, NY | 2012 |
| Susan Klein | 1427562057 | Speech-Language Pathologist | Crete, IL | 2017 |
| Susan Klein, MS, LMSW | 1497285035 | Social Worker | New York, NY | 2017 |
| Susan Klein, M.D. | 1528165917 | Specialist | New York, NY | 2006 |
| Susan Klein, M.D. | 1558348268 | Family Medicine Physician | Decatur, IL | 2005 |
| Susan Klein | 1578354163 | Community Health Worker | Springfield, IL | 2025 |
| Susan Klein, MA | 1578537064 | Audiologist | Pittsburgh, PA | 2006 |
| Susan Klein, LMFT | 1588834253 | Marriage & Family Therapist | Denver, CO | 2008 |
| Susan Klein, MD | 1639190457 | Neurology with Special Qualifications in Child Neurology Physician | Akron, OH | 2006 |
| Susan Klein, P.A. | 1649292905 | Medical Physician Assistant | Augusta, GA | 2006 |
| Susan Klein, PHD | 1689603292 | Clinical Psychologist | Silver Spring, MD | 2006 |
| Susan Klein, FNP | 1699715581 | Family Nurse Practitioner | Williamsville, NY | 2006 |
| Susan Klein | 1750788923 | Pharmacist | Panama City, FL | 2014 |
| Susan Klein, APRN | 1780903997 | Family Nurse Practitioner | Reno, NV | 2010 |
| Susan Klein, LCSW R | 1801984042 | Clinical Social Worker | Seaford, NY | 2006 |
| Susan Klein, N.P. | 1831522010 | Family Nurse Practitioner | San Diego, CA | 2013 |
| Susan Klein, MPT | 1871030791 | Physical Therapist | Walla Walla, WA | 2017 |
| Susan Klein, MD | 1912931825 | Diagnostic Radiology Physician | The Villages, FL | 2006 |
| Suzanne Klein, MS, CRC, RIC | 1215751060 | Counselor | Stuarts Draft, VA | 2024 |
| Suzanne Klein, PH.D. | 1497958094 | Psychologist | San Francisco, CA | 2007 |
| Suzanne Klein, MD MPH | 1578645586 | Pediatrics Physician | Tacoma, WA | 2006 |
| Suzanne Klein, PH.D. | 1750803664 | Clinical Psychologist | Alameda, CA | 2017 |
| Sydney Klein | 1083153035 | Student in an Organized Health Care Education/Training Program | Moorhead, MN | 2017 |
| Sydney Klein, M.S., CCC-SLP | 1104604594 | Speech-Language Pathologist | Rockland, ME | 2023 |
| Sydney Klein | 1467345355 | Student in an Organized Health Care Education/Training Program | Tallahassee, FL | 2025 |
| Sylvia Klein, EDD | 1245808948 | Mental Health Counselor | Sweetwater, FL | 2021 |
| Sylvia Klein | 1821802406 | Doula | Campbell, CA | 2025 |
| Tahlia Klein | 1225950470 | Marriage & Family Therapist | Riverside, CA | 2026 |
| Talia Klein, PH.D. | 1659500247 | Clinical Psychologist | Jamaica, NY | 2009 |
| Tamar Klein | 1538751664 | Physician Assistant | Valley Stream, NY | 2021 |
| Tamara Klein, PHD | 1346135894 | Psychologist | Englewood, CO | 2025 |
| Tamara Klein, MS, PT | 1396944435 | Physical Therapist | Vincennes, IN | 2007 |
| Tambri Klein, LCSW | 1487507026 | Clinical Social Worker | Altoona, PA | 2026 |
| Tami Klein, LMT | 1154800605 | Massage Therapist | Ephrata, PA | 2018 |
| Tami Klein | 1932356730 | Registered Nurse | Buffalo, NY | 2008 |
| Tammie Klein, M.D. | 1366543464 | Obstetrics & Gynecology Physician | Springfield, IL | 2006 |
| Tanner Klein, DC | 1134795453 | Chiropractor | Coeur D Alene, ID | 2021 |
| Tara Klein | 1376001891 | Family Nurse Practitioner | Phoenix, AZ | 2019 |
| Tara Klein, BCBA | 1407237290 | Behavior Analyst | Columbus, NJ | 2015 |
| Tara Klein, MD | 1477765162 | Psychiatry Physician | Los Angeles, CA | 2007 |
| Tara Klein, PHARM.D. | 1912996869 | Pharmacist | Orlando, FL | 2005 |
| Taryn Klein, L.M.S.W | 1932448271 | Social Worker | New York, NY | 2013 |
| Tate Klein | 1598241531 | Massage Therapist | Burlington, WA | 2018 |
| Tawni Klein, CF-MS-SLP | 1053937102 | Speech-Language Pathologist | Lansing, MI | 2020 |
| Taylor Klein, D.O. | 1295302834 | Emergency Medicine Physician | Augusta, ME | 2021 |
| Taylor Klein, RD, LDN | 1407627110 | Registered Dietitian | Boston, MA | 2024 |
| Taylor Klein, FNP | 1508594078 | Nurse Practitioner | Billings, MT | 2022 |
| Taylor Klein, OTR/L | 1629703848 | Occupational Therapist | Baltimore, MD | 2022 |
| Taylor Klein, M.S. | 1679956254 | Mental Health Counselor | Yakima, WA | 2015 |
| Taylor Klein | 1710780143 | Clinical Social Worker | Woodbine, IA | 2025 |
| Taylor Klein | 1881195923 | Mental Health Counselor | Whitman, MA | 2018 |
| Taylor Klein, PHYSICIAN ASSISTANT | 1992382220 | Physician Assistant | Pottstown, PA | 2021 |
| Ted Klein, M.D. | 1588930200 | Urology Physician | Mobile, AL | 2012 |
| Teressa Klein, MA | 1215461553 | Professional Counselor | Winston Salem, NC | 2017 |
| Teri Klein, RPA-C | 1154473502 | Medical Physician Assistant | New York, NY | 2007 |
| Terilynn Klein | 1346083300 | Surgical Assistant | Canon City, CO | 2024 |
| Terren Klein, MD | 1801876123 | Orthopaedic Surgery Physician | El Paso, TX | 2006 |
| Terri Klein, PT | 1295864593 | Physical Therapist | Pittsburgh, PA | 2007 |
| Terri Klein, LPN | 1902574270 | Licensed Practical Nurse | King Of Prussia, PA | 2021 |
| Terrie Klein, FNP | 1487618203 | Family Nurse Practitioner | Lubbock, TX | 2006 |
| Terry Klein, LMFT | 1275093080 | Mental Health Counselor | Colorado Springs, CO | 2019 |
| Terry Klein, M.D. | 1831151406 | Family Medicine Physician | Wichita, KS | 2006 |
| Tessa Klein, NP | 1457990558 | Acute Care Nurse Practitioner | Inglewood, CA | 2020 |
| Thelma Klein, LICSW | 1902906589 | Clinical Social Worker | Newton, MA | 2006 |
| Theodore Klein, DDS | 1225151426 | Oral and Maxillofacial Surgery (Dentist) | Sacramento, CA | 2007 |
| Theodore Klein, LCSW | 1316452014 | Clinical Social Worker | Charlotte, NC | 2017 |
| Theresa Klein, APNP | 1598195372 | Nurse Practitioner | Glendale, WI | 2013 |
| Theresa Klein, O.T. | 1770617268 | Occupational Therapist | Minneapolis, MN | 2007 |
| Thomas Klein, CO | 1073146643 | Orthotist | Monterey, CA | 2020 |
| Thomas Klein, MD | 1215195862 | Clinical Cardiac Electrophysiology Physician | Spokane, WA | 2008 |
| Thomas Klein, D.C. | 1376699611 | Chiropractor | Germantown, WI | 2007 |
| Thomas Klein, M.D. | 1386177434 | Obstetrics & Gynecology Physician | Dearborn, MI | 2017 |
| Thomas Klein, M.D., PH.D. | 1396902813 | Radiation Oncology Physician | Tamarac, FL | 2008 |
| Thomas Klein, MD | 1477575298 | Orthopaedic Surgery Physician | Reston, VA | 2006 |
| Thomas Klein, M.D | 1508886243 | Allergy & Immunology Physician | Havertown, PA | 2006 |
| Thomas Klein, M.D. | 1528020195 | Family Medicine Physician | Wichita, KS | 2006 |
| Thomas Klein, MD | 1588776017 | Adult Medicine Physician | Chicago, IL | 2006 |
| Thomas Klein | 1669431771 | Independent Duty Corpsman | Virginia Beach, VA | 2006 |
| Thomas Klein, MD | 1710953898 | Otolaryngology Physician | Worcester, MA | 2006 |
| Thomas Klein | 1730537036 | Counselor | Bath, MI | 2016 |
| Thomas Klein, DDS | 1770725483 | General Practice Dentistry | Patterson, CA | 2009 |
| Thomas Klein, D.O. | 1912070764 | Interventional Pain Medicine Physician | Des Moines, IA | 2006 |
| Thomas Klein | 1972424133 | Behavior Technician | Monrovia, CA | 2026 |
| Tiffany Klein | 1174765416 | Rehabilitation Practitioner | Burbank, CA | 2009 |
| Tiffany Klein, M.D. | 1194071167 | Pediatrics Physician | San Francisco, CA | 2012 |
| Tiffany Klein, MSN, APRN, FNP-C | 1497396147 | Family Nurse Practitioner | Tripler Amc, HI | 2019 |
| Tiffany Klein, PT, DPT | 1750844502 | Physical Therapist | Pikesville, MD | 2019 |
| Tiffany Klein | 1821642679 | Speech-Language Pathologist | Lawrence, NY | 2019 |
| Tiffany Klein | 1891215398 | Rehabilitation Practitioner | San Diego, CA | 2017 |
| Timothy Klein, ARNP | 1083867881 | Nurse Practitioner | Clermont, FL | 2008 |
| Timothy Klein | 1104022904 | Nurse's Aide | Plymouth Meeting, PA | 2007 |
| Timothy Klein, MD | 1164520771 | Hospitalist Physician | Savannah, TN | 2006 |
| Tina Klein, MFT TRAINEE | 1295098754 | Mental Health Counselor | Aberdeen, SD | 2012 |
| Tina Klein, MSN, APRN, FNP-C | 1699438390 | Family Nurse Practitioner | North Port, FL | 2021 |
| Tirian Klein, MFTI | 1578738753 | Mental Health Counselor | Exeter, CA | 2008 |
| Toby Klein, LMSW | 1720831373 | Clinical Social Worker | Brooklyn, NY | 2024 |
| Todd Klein, D.D.S. | 1043466162 | General Practice Dentistry | Powell, TN | 2008 |
| Todd Klein | 1205012168 | Athletic Trainer | Cedar Falls, IA | 2008 |
| Tom Klein, MD | 1326094194 | Internal Medicine Physician | Riverwoods, IL | 2006 |
| Tom-Oliver Klein, MD | 1235161787 | Internal Medicine Physician | Chula Vista, CA | 2006 |
| Tomoko Klein | 1801395058 | Massage Therapist | Puyallup, WA | 2018 |
| Toni Klein | 1053695502 | Mental Health Counselor | Allston, MA | 2011 |
| Tori Klein | 1760300974 | Behavior Technician | East Tawas, MI | 2026 |
| Tovah Klein, MSN, CNM, RN | 1831968411 | Midwife | Brooklyn, NY | 2023 |
| Tracey Klein | 1548765159 | Pediatric Occupational Therapist | Baltimore, MD | 2018 |
| Tracey Klein | 1710353404 | Professional Counselor | Rio Grande City, TX | 2015 |
| Tracy Klein, LCSW | 1063792984 | Clinical Social Worker | Redmond, OR | 2011 |
| Tracy Klein, FNP | 1124009709 | Family Nurse Practitioner | Vancouver, WA | 2005 |
| Tracy Klein, O.D. | 1184630360 | Optometrist | Middleton, WI | 2006 |
| Tracy Klein, AUD, CCC-A | 1528898236 | Audiologist | Flagstaff, AZ | 2024 |
| Tracy Klein | 1538661491 | Occupational Therapist | Ann Arbor, MI | 2018 |
| Tracy Klein, LMT | 1568089712 | Massage Therapist | Grand Rapids, MI | 2020 |
| Tracy Klein, M.D. | 1770545691 | Family Medicine Physician | Wichita, KS | 2006 |
| Tracy Klein, M.A., CCC-SLP | 1851546071 | Speech-Language Pathologist | Englewood, CO | 2008 |
| Travis Klein, MD | 1235579657 | Forensic Psychiatry Physician | Jessup, MD | 2013 |
| Travis Klein | 1417775941 | Behavior Technician | Jacksonville, FL | 2024 |
| Travis Klein, CNP | 1760993109 | Gerontology Nurse Practitioner | Glenwood Springs, CO | 2017 |
| Trevor Klein, O.D. | 1528148830 | Optometrist | Spartanburg, SC | 2006 |
| Trevor Klein, DDS | 1619449121 | General Practice Dentistry | Rock Hill, SC | 2018 |
| Tricia Klein, CRNA | 1073673596 | Certified Registered Nurse Anesthetist | Fort Worth, TX | 2006 |
| Tricia Klein | 1366261224 | Mental Health Counselor | Levittown, NY | 2024 |
| Tristen Klein, LCSW | 1154025161 | Clinical Social Worker | Dobbs Ferry, NY | 2023 |
| Turtle Klein | 1639214539 | Addiction (Substance Use Disorder) Counselor | Lompoc, CA | 2007 |
| Ty Klein, DDS | 1003652744 | Dentist | Woodbury, MN | 2024 |
| Tyler Klein, D.O. | 1326433715 | Physical Medicine & Rehabilitation Physician | Marysville, WA | 2015 |
| Tyler Klein | 1407652068 | Mental Health Counselor | Portland, OR | 2025 |
| Tyler Klein, D.D.S. | 1588911853 | General Practice Dentistry | Charlotte, NC | 2012 |
| Tziporah Klein, M.S. ED | 1093061384 | Behavior Analyst | Brooklyn, NY | 2012 |
| Ulrich Klein, D.M.D., D.D.S. | 1548397953 | Pediatric Dentistry | Aurora, CO | 2007 |
| Valerie Klein, B.S. | 1043531601 | Case Manager/Care Coordinator | Clarksville, TN | 2010 |
| Valerie Klein | 1487226429 | Clinical Social Worker | Santa Ana, CA | 2021 |
| Valerie Klein, D.D.S. | 1942490412 | Periodontics | Yonkers, NY | 2007 |
| Vali Klein | 1114395480 | Massage Therapist | Fort Collins, CO | 2015 |
| Vanessa Klein | 1073216917 | Physician Assistant | Milwaukee, WI | 2023 |
| Vanessa Klein | 1366313959 | Professional Counselor | Ventura, CA | 2025 |
| Vanessa Klein | 1417881053 | Licensed Practical Nurse | Lancaster, CA | 2026 |
| Vanessa Klein, LMHC | 1568065464 | Mental Health Counselor | Boynton Beach, FL | 2020 |
| Vanna Klein, RDH | 1720291628 | Dental Hygienist | Bullhead City, AZ | 2007 |
| Veronica Klein, NP | 1194432930 | Women's Health Nurse Practitioner | La Quinta, CA | 2022 |
| Vicki Klein, LCSW | 1164415592 | Clinical Social Worker | Sarasota, FL | 2005 |
| Vicki Klein, MSW, LCSW-C | 1295360162 | Clinical Social Worker | North Bethesda, MD | 2020 |
| Vicki Klein, PA | 1326026683 | Medical Physician Assistant | Yonkers, NY | 2006 |
| Vickie Klein | 1356568679 | Pulmonary Rehabilitation Certified Respiratory Therapist | Kansas City, MO | 2007 |
| Victor Klein, MD | 1154410926 | Obstetrics & Gynecology Physician | Great Neck, NY | 2006 |
| Victor Klein | 1528487410 | Optician | Forest Hills, NY | 2014 |
| Victoria Klein | 1063384246 | Behavior Technician | Reno, NV | 2025 |
| Victoria Klein, AM, LICSW | 1114751401 | Clinical Social Worker | Seattle, WA | 2024 |
| Victoria Klein, REGISTERED NURSE | 1306471842 | Community Health Registered Nurse | East Falmouth, MA | 2020 |
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).