What does a Internal Medicine do?

A Internal Medicine is a licensed healthcare provider whose primary specialty is classified under the Internal Medicine taxonomy code (207R00000X) in the NUCC Health Care Provider Taxonomy maintained by the National Uniform Claim Committee. NPI numbers are assigned by CMS and required for all U.S. healthcare billing.

Where does this Internal Medicine provider data come from?

All data comes from the NPPES (National Plan and Provider Enumeration System) public data files published by the Centers for Medicare & Medicaid Services (CMS). Every licensed U.S. healthcare provider must register an NPI number with CMS. For real-time NPI lookup, use the official registry at nppes.cms.hhs.gov.

Internal Medicine Providers

Q: How many Internal Medicine providers are in the US?

188,700 Internal Medicine providers have their primary specialty listed as Internal Medicine in the NPPES National Provider Identifier registry. This includes both active and deactivated NPI records. The states with the most Internal Medicine providers are California (21,627), New York (15,403), Florida (14,969).

Q: How do I find a Internal Medicine provider near me?

Use the state filter on this page to narrow Internal Medicine providers by state. You can also search by provider name. Each provider listing links to a full profile with their practice address, NPI number, and credentials. For appointment scheduling, contact the provider's office directly — DoctorDataHub displays registry data only and does not support appointment booking.

The NPPES registry lists 188,700 Internal Medicine providers across the United States — including both individual practitioners and organizations with Internal Medicine as their primary specialty. The highest concentrations are in California, New York, Florida . Use the filters below to narrow by state or search by name.

Data sourced from the NPPES public data files published by CMS. Taxonomy code: 207R00000X.

Sole Proprietor Active Only

Name	Credential	City, State	NPI
DR. PAUL M 'WORRELL	MD	ANCHORAGE, AK	1275565525
MUHAMMAD AIJAZ A. SATTAR	MD	DALLAS, TX	1760465553
CHRISTOPHER A AAKRE	MD	ROCHESTER, MN	1508151663
SHEIDA AALAMI	M.D.	SEATTLE, WA	1730573296
DR. NAWAL AAMIR	MD	WORCESTER, MA	1588248926
SAIRA MARYAM AAMIR	MD	YORK, PA	1184515686
DR. CARLA BETH AAMODT	MD	WESTWOOD, KS	1306948609
DEBORAH AANONSEN	D.O.	STATEN ISLAND, NY	1952395717
NIVEDITA AANUR	M.D.	NEW YORK, NY	1982833471
KAREN ELLEN AARESTAD	MD	BRAINERD, MN	1275510216
DR. CAREN TOBIN AARON	M.D.	MARTINSVILLE, VA	1477538734
EMILY LEANN AARON	MD	DENVER, CO	1205256971
JACOB AARON	MD	SAN FRANCISCO, CA	1407202518
JASON ELLIOT AARON	MD, MPH	WHITE RIVER JUNCTION, VT	1114029493
DR. JAY STEVEN AARON	MD	GREAT NECK, NY	1245332956
DR. JOHN AARON	MD	WEST GROVE, PA	1427094531
JOHN AARON	MD	CLARKSVILLE, TN	1629019922
DR. JOSEPH J AARON	MD, FACP	SHORT HILLS, NJ	1861584633
DR. TODD D AARON	MD	PHILADELPHIA, PA	1457350522
DR. DAVID JEREMY AARONS	MD, PHD	BIRMINGHAM, AL	1841491859
MARK GOLD AARONS	M.D.	ARLINGTON, VA	1730371774
DR. ALISTAIR AARONSON	MD	STANFORD, CA	1457628760
DANIEL PHILIP JOSEPH AARONSON	MD	TUCSON, AZ	1134865355
ANUNAYA AASHISH	—	DENTON, TX	1134246374
SIRIKE TRUUMEES AASMAA	DO	MONTVILLE, NJ	1861549925
SHEETAL AATRAI	MD	MARSHFIELD, WI	1417568965
GLORIA CRESENCIA B. ABACAN	—	PROSSER, WA	1316040298
JAMIE THERESE ABAD	MD	DETROIT, MI	1700573359
DR. QUEENIE ANN ANN DEL LA CRUZ ABAD	M.D.	SAN ANTONIO, TX	1174979785
DR. JOSE MARIA ABAD.	MD	SACRAMENTO, CA	1144607219
DR. PETER S ABADEER	D.O.	BLOOMINGTON, IL	1760469522
SHERRY SHENODA NAZER ABADER	—	LITTLE ROCK, AR	1215515002
AHMAD ABADI	—	POUGHKEEPSIE, NY	1780258517
JAMSHEED ABADI	MD	BROOKLYN, NY	1477537496
JUNE ELIZABETH ABADILLA	—	JACKSON, KY	1811975683
AHMAD ABADULLAH	MD	UNIVERSITY PLACE, WA	1225005721
DR. BILAL ABAID	M.D.	LOUISVILLE, KY	1144960444
FUAD IBRAHIM ABALEKA	M.D	LUBBOCK, TX	1861925596
DR. CAROL N ABALIHI	M.D.	EL PASO, TX	1326136243
DR. TOMAS WILLIAM ABALO	M.D.	IRON MOUNTAIN, MI	1336199975
MS. CHARMAINE CLARISSE DEQUITO ABALOS	M.D.	MEDFORD, OR	1700376050
DR. CHERYLENE S ABALOS	D.O.	NELLIS AFB, NV	1912401910
DR. EVAN MICHAEL ABALOS	D.O.	TOLEDO, OH	1194163089
DR. JOSEPH MICHAEL ABALOS	M.D.	SENECA, PA	1215128434
KATHLEEN ABALOS	—	WASHINGTON, DC	1831451764
AMARACHI ABANOBI	MD	BROOKLYN, NY	1891532990
DR. KASEY LAZ ABANONU JR.	MD	LAS VEGAS, NV	1609109644
PEDRO RUBEN ABANTO	M.D.	MCALLEN, TX	1982840393
DAMON M ABARAY	MD	NASHVILLE, TN	1275680134
DR. OLIVERIO JOSE ABARCA GUZMAN	MD	HARLINGEN, TX	1346972940

Internal Medicine Providers by State

APO/FPO Americas 5 APO/FPO Europe, Middle East & Africa 46 APO/FPO Pacific 40 Alabama 2,254 Alaska 219 American Samoa 24 Arizona 3,675 Arkansas 912 California 21,627 Colorado 2,504 Connecticut 3,076 Delaware 723 Florida 14,969 Georgia 5,012 Guam 29 Hawaii 1,069 Idaho 496 Illinois 8,982 Indiana 2,540 Iowa 925 Kansas 1,141 Kentucky 1,963 Louisiana 2,381 Maine 679 Maryland 5,509 Massachusetts 7,580 Michigan 7,609 Minnesota 2,682 Mississippi 1,224 Missouri 3,175 Montana 366 Nebraska 835 Nevada 1,853 New Hampshire 727 New Jersey 6,537 New Mexico 901 New York 15,403 North Carolina 5,197 North Dakota 257 Northern Mariana Islands 11 Ohio 6,401 Oklahoma 1,379 Oregon 2,289 Pennsylvania 8,954 Puerto Rico 1,436 Rhode Island 1,240 South Carolina 2,394 South Dakota 275 Tennessee 3,408 Texas 12,257 U.S. Virgin Islands 30 Utah 840 Vermont 383 Virginia 4,448 Washington 3,388 Washington D.C. 1,034 West Virginia 940 Wisconsin 2,261 Wyoming 186

Browse Internal Medicine Providers by Gender

Female Internal Medicine Providers Male Internal Medicine Providers

Frequently Asked Questions

How many Internal Medicine providers are in the United States?

188,700 providers list Internal Medicine as their primary specialty in the NPPES registry. This count reflects all registered NPI records with the Internal Medicine taxonomy code (207R00000X), including both active and deactivated records. The largest concentrations are in California (21,627), New York (15,403), Florida (14,969).

What is the NUCC taxonomy code for Internal Medicine?

The NUCC Health Care Provider Taxonomy code for Internal Medicine is 207R00000X. NUCC taxonomy codes are maintained by the National Uniform Claim Committee and are used on CMS 1500 claim forms and in the NPPES registry to classify provider types and specialties.

How do I find a Internal Medicine provider near me?

Use the state dropdown above to narrow Internal Medicine providers to your state. You can also search by name. Each result links to a full provider profile with their practice address, NPI number, and credentials. For appointments, contact the provider's office directly — DoctorDataHub displays registry data only and does not support booking.

What credentials do Internal Medicine providers typically hold?

Credentials vary by Internal Medicine provider type. Individual practitioners commonly hold degrees such as MD (Doctor of Medicine), DO (Doctor of Osteopathic Medicine), NP (Nurse Practitioner), PA (Physician Assistant), or specialty-specific certifications. Each provider's credential is listed in the results table above.

Where does this provider data come from?

DoctorDataHub publishes data from the NPPES public data files released by the Centers for Medicare & Medicaid Services. Every licensed U.S. healthcare provider is required to obtain an NPI number. For real-time lookup and the most current information, use the official registry at nppes.cms.hhs.gov.