NPI Portal NPI Lookup & Verification

Internal Medicine in San Marcos, TX

52 active Internal Medicine providers practice in San Marcos, Texas according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in San Marcos, TX
NPI Name Type Specialty Location
1730123548 Andrew Walsh Individual Pulmonary Disease Physician San Marcos, TX
1740777630 Anita Bhagavathula Individual Gastroenterology Physician San Marcos, TX
1801132048 Arthritis Clinic of Central Texas Organization Rheumatology Physician San Marcos, TX
1447251905 Boguslaw Godlewski Individual Cardiovascular Disease Physician San Marcos, TX
1235327065 Buda Medical and Surgical Clinic Organization Internal Medicine Physician San Marcos, TX
1215921937 Carlos Neghme Individual Gastroenterology Physician San Marcos, TX
1124163084 Carlos Zamora Individual Internal Medicine Physician San Marcos, TX
1295508083 Central Texas Hospital Physicians Pllc Organization Internal Medicine Physician San Marcos, TX
1205690765 Central Texas Intensivists, Pllc Organization Critical Care Medicine (Internal Medicine) Physician San Marcos, TX
1295766038 Cody Nichols Individual Internal Medicine Physician San Marcos, TX
1801016480 Curtis Solomon Individual Interventional Cardiology Physician San Marcos, TX
1831134824 Donna Dolan Individual Internal Medicine Physician San Marcos, TX
1356514764 Donna Dolan PA Organization Internal Medicine Physician San Marcos, TX
1821746355 Drew Walsh MD Pllc Organization Pulmonary Disease Physician San Marcos, TX
1699286633 Dxre Pllc Organization Sleep Medicine (Internal Medicine) Physician San Marcos, TX
1912991621 Edward Coles Individual Gastroenterology Physician San Marcos, TX
1275500100 Ellen Grimm Individual Nephrology Physician San Marcos, TX
1730341660 Emilio Carranco Individual Internal Medicine Physician San Marcos, TX
1942730916 Eric Meyers Individual Hematology & Oncology Physician San Marcos, TX
1982662367 Faisal Syed Individual Cardiovascular Disease Physician San Marcos, TX
1023079613 Frederick Dixon Individual Sleep Medicine (Internal Medicine) Physician San Marcos, TX
1740224567 Grayson Smith Individual Internal Medicine Physician San Marcos, TX
1417958760 Gregory Moore Individual Internal Medicine Physician San Marcos, TX
1770522633 Hassan Alissa Individual Rheumatology Physician San Marcos, TX
1487024600 Hill Country Rheumatology, Pllc Organization Rheumatology Physician San Marcos, TX
1598244774 Hospitalist Medicine Physicians of Texas - San Marcos, Pllc Organization Internal Medicine Physician San Marcos, TX
1285449918 Infusion Clinic of Central Texas Pllc Organization Rheumatology Physician San Marcos, TX
1649450065 Jairo L Bermudez MD, PA Organization Internal Medicine Physician San Marcos, TX
1871598441 Janet Strickland Individual Internal Medicine Physician San Marcos, TX
1114137064 Jason Smith Individual Hematology & Oncology Physician San Marcos, TX
1346333283 Jesus Sahad Individual Pulmonary Disease Physician San Marcos, TX
1790915858 John Cluley Individual Gastroenterology Physician San Marcos, TX
1114960663 Jose Ayala Individual Internal Medicine Physician San Marcos, TX
1659552297 Julia B Symon MD Organization Internal Medicine Physician San Marcos, TX
1619240868 Kenneth L. Long, M.D., P.A. Organization Internal Medicine Physician San Marcos, TX
1770897498 Larry Beville Individual Internal Medicine Physician San Marcos, TX
1811094733 Margaret Whisenant Individual Internal Medicine Physician San Marcos, TX
1043530207 Maria Salinas Individual Rheumatology Physician San Marcos, TX
1588774061 Michael Benca Individual Cardiovascular Disease Physician San Marcos, TX
1629633474 Minh Thu Nguyen Individual Gastroenterology Physician San Marcos, TX
1508834870 Physician'S Inpatient Care PA Organization Internal Medicine Physician San Marcos, TX
1316137722 Qing Ren Individual Nephrology Physician San Marcos, TX
1437576493 Raka Amin Individual Internal Medicine Physician San Marcos, TX
1386619765 Rubin Harris Individual Internal Medicine Physician San Marcos, TX
1235327073 San Marcos Diagnostics PA Organization Internal Medicine Physician San Marcos, TX
1528282050 Shannon Marek Individual Gastroenterology Physician San Marcos, TX
1023769387 South Austin Endocrinology and Obesity Clinic Pllc Organization Endocrinology, Diabetes & Metabolism Physician San Marcos, TX
1467735704 Steven Pearce Individual Gastroenterology Physician San Marcos, TX
1629062344 Thomas Kepczyk Individual Gastroenterology Physician San Marcos, TX
1962558056 Thomas Parker Individual Internal Medicine Physician San Marcos, TX

Frequently asked questions

How many Internal Medicine providers are in San Marcos, TX?
The latest NPPES snapshot lists 52 active Internal Medicine providers with a practice address in San Marcos, Texas.
How do I check a Internal Medicine provider's NPI in San Marcos?
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 2026-07-11.