Internal Medicine in St Louis, MO

88 active Internal Medicine providers practice in St Louis, Missouri according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in St Louis, MO
NPI Name Type Specialty Location
1407944911 Adetayo Ademuyiwa Individual Pulmonary Disease Physician St Louis, MO
1669542668 Anna Naumovich Individual Internal Medicine Physician St Louis, MO
1184709107 Anna Niesen Individual Gastroenterology Physician St Louis, MO
1326059957 Bahar Bastani Individual Nephrology Physician St Louis, MO
1568568897 Baolin Fan Individual Internal Medicine Physician St Louis, MO
1861582298 Barbara Caciolo Individual Rheumatology Physician St Louis, MO
1144277534 Bassam Al-Joundi Individual Cardiovascular Disease Physician St Louis, MO
1326056292 Bernard Chaitman Individual Cardiovascular Disease Physician St Louis, MO
1023026804 Chantri Trinh Individual Geriatric Medicine (Internal Medicine) Physician St Louis, MO
1760570071 Chau L Chen Individual Internal Medicine Physician St Louis, MO
1346334786 Comprehensive Health Partners, Inc Organization Internal Medicine Physician St Louis, MO
1730197617 Daniel Hoft Individual Infectious Disease Physician St Louis, MO
1649315219 David Parks Individual Internal Medicine Physician St Louis, MO
1871673681 Delani Mann Individual Internal Medicine Physician St Louis, MO
1063526978 Donald Kennedy Individual Infectious Disease Physician St Louis, MO
1437120888 Erik Daniels Individual Nephrology Physician St Louis, MO
1609923598 Farhaan Ahmad Individual Cardiovascular Disease Physician St Louis, MO
1881607430 Gary Ratkin Individual Internal Medicine Physician St Louis, MO
1669588638 Jambunathan Mahadevan Individual Internal Medicine Physician St Louis, MO
1609889831 James Glauber Individual Hematology & Oncology Physician St Louis, MO
1962518605 James Purtell Individual Internal Medicine Physician St Louis, MO
1386747715 Jay Mahadevan Inc Organization Internal Medicine Physician St Louis, MO
1124194766 Jennifer Delaney Individual Internal Medicine Physician St Louis, MO
1053528646 Jianmei Liu, MD, LLC Organization Internal Medicine Physician St Louis, MO
1770782351 John Flick Individual Internal Medicine Physician St Louis, MO
1093835712 John M Laird Inc Organization Internal Medicine Physician St Louis, MO
1851302418 John Morley Individual Geriatric Medicine (Internal Medicine) Physician St Louis, MO
1659480242 John Richart Individual Hematology & Oncology Physician St Louis, MO
1710995568 Joseph Flaherty Individual Internal Medicine Physician St Louis, MO
1518975366 Julie Gammack Individual Geriatric Medicine (Internal Medicine) Physician St Louis, MO
1235140864 Kevin Martin Individual Nephrology Physician St Louis, MO
1336157692 Laila Hanna Individual Internal Medicine Physician St Louis, MO
1588611305 Liwa Younis Individual Cardiovascular Disease Physician St Louis, MO
1740401819 Masood Khan Individual Internal Medicine Physician St Louis, MO
1114984242 Midwest Gastroenterology & Hepatology PC Organization Gastroenterology Physician St Louis, MO
1669496261 Midwest Hematology Oncology Consultants Ltd Organization Hematology & Oncology Physician St Louis, MO
1992870737 Mobile Medicine Inc Organization Internal Medicine Physician St Louis, MO
1790734994 Nicholas Gourtzelis Individual Nephrology Physician St Louis, MO
1023079928 Patrick Durbin Individual Internal Medicine Physician St Louis, MO
1467551457 Patrick H Durbin M.D.P.C. Organization Internal Medicine Physician St Louis, MO
1437275963 Patrick Mccann Individual Internal Medicine Physician St Louis, MO
1619987930 Paul Hauptman Individual Cardiovascular Disease Physician St Louis, MO
1275541187 Rheumatology & Internal Medicine Associates of West County PC Organization Internal Medicine Physician St Louis, MO
1609955483 Rick Hummel Individual Internal Medicine Physician St Louis, MO
1730288317 Robyn Jacobs Individual Nephrology Physician St Louis, MO
1225000797 Roy Morris Individual Hematology & Oncology Physician St Louis, MO
1396817490 Seema Najam Individual Internal Medicine Physician St Louis, MO
1639236136 St Louis Gastroenterology Consultants PC Organization Gastroenterology Physician St Louis, MO
1013980366 St Louis University Organization Internal Medicine Physician St Louis, MO
1194892463 St Louis University Organization Internal Medicine Physician St Louis, MO

Frequently asked questions

How many Internal Medicine providers are in St Louis, MO?
The latest NPPES snapshot lists 88 active Internal Medicine providers with a practice address in St Louis, Missouri.
How do I check a Internal Medicine provider's NPI in St Louis?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-09.