Internal Medicine in South Dakota — NPI Providers
661 active Internal Medicine providers have a practice location in South Dakota according to the latest NPPES snapshot. Each profile shows the NPI number, taxonomy code, license details, and practice address — useful for claims, credentialing, and verifying a provider.
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Internal Medicine providers in South Dakota
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1083656821 | Adam Stys | Individual | Interventional Cardiology Physician | Sioux Falls, SD |
| 1093760860 | Adult and Adolescent Internal Medicine | Organization | Internal Medicine Physician | Mitchell, SD |
| 1922054048 | Alexander Schabauer | Individual | Cardiovascular Disease Physician | Rapid City, SD |
| 1699710822 | Alla Zamulko | Individual | Internal Medicine Physician | Sioux Falls, SD |
| 1306841291 | Allen Funk | Individual | Internal Medicine Physician | Sioux Falls, SD |
| 1780633883 | Amina Chaudhry | Individual | Internal Medicine Physician | Rosebud, SD |
| 1073635462 | Amit Gupta | Individual | Pulmonary Disease Physician | Sioux Falls, SD |
| 1689606303 | Anthony Hericks | Individual | Critical Care Medicine (Internal Medicine) Physician | Sioux Falls, SD |
| 1154524288 | Anthony Rupp | Individual | Nephrology Physician | Sioux Falls, SD |
| 1336363324 | Arvin Santos | Individual | Nephrology Physician | Sioux Falls, SD |
| 1760570246 | Ashok Kumar | Individual | Critical Care Medicine (Internal Medicine) Physician | Rapid City, SD |
| 1306842968 | Ashraf Elshami | Individual | Pulmonary Disease Physician | Sioux Falls, SD |
| 1194799882 | Avera Mckennan | Organization | Gastroenterology Physician | Sioux Falls, SD |
| 1770558405 | Avera Mckennan | Organization | Internal Medicine Physician | Sioux Falls, SD |
| 1396711016 | Avera Mckennan | Organization | Endocrinology, Diabetes & Metabolism Physician | Sioux Falls, SD |
| 1386610004 | Avera Mckennan | Organization | Pulmonary Disease Physician | Sioux Falls, SD |
| 1104892892 | Avera Mckennan | Organization | Nephrology Physician | Sioux Falls, SD |
| 1033185582 | Avera Mckennan | Organization | Hematology & Oncology Physician | Sioux Falls, SD |
| 1538135447 | Avera Mckennan | Organization | Hematology & Oncology Physician | Sioux Falls, SD |
| 1396945267 | Avera Mckennan | Organization | Hepatology Physician | Sioux Falls, SD |
| 1083894067 | Avera Mckennan | Organization | Internal Medicine Physician | Sioux Falls, SD |
| 1932203015 | Avera St Lukes | Organization | Pulmonary Disease Physician | Aberdeen, SD |
| 1477750289 | Avera St. Luke'S | Organization | Internal Medicine Physician | Aberdeen, SD |
| 1437346681 | Avera St. Luke'S | Organization | Cardiovascular Disease Physician | Aberdeen, SD |
| 1477594430 | Avera St. Lukes | Organization | Nephrology Physician | Aberdeen, SD |
| 1205884137 | Ayodele Ogunremi | Individual | Nephrology Physician | Rapid City, SD |
| 1912107368 | Benjamin Solomon | Individual | Hematology & Oncology Physician | Sioux Falls, SD |
| 1548351620 | Bernard J Linn | Organization | Internal Medicine Physician | Pierre, SD |
| 1740201086 | Bernard Linn | Individual | Internal Medicine Physician | Pierre, SD |
| 1629079512 | Beth Mikkelsen | Individual | Internal Medicine Physician | Yankton, SD |
| 1982804969 | Bhaskar Purushottam | Individual | Cardiovascular Disease Physician | Rapid City, SD |
| 1568415628 | Bipinkumar Amin | Individual | Hematology & Oncology Physician | Watertown, SD |
| 1659370930 | Blake Jones | Individual | Gastroenterology Physician | Rapid City, SD |
| 1124023882 | Brandon Allard | Individual | Endocrinology, Diabetes & Metabolism Physician | Sioux Falls, SD |
| 1912960972 | Brenda Farris | Individual | Internal Medicine Physician | Rapid City, SD |
| 1245448869 | Brett Baloun | Individual | Gastroenterology Physician | Sioux Falls, SD |
| 1891877098 | Brian Bowers | Individual | Rheumatology Physician | Rapid City, SD |
| 1700852480 | Brian Hurley | Individual | Pulmonary Disease Physician | Sioux Falls, SD |
| 1093909756 | Brian Pepito | Individual | Infectious Disease Physician | Sioux Falls, SD |
| 1922052075 | Bruce Watt | Individual | Cardiovascular Disease Physician | Sioux Falls, SD |
| 1316157928 | Byron Nielsen | Individual | Nephrology Physician | Yankton, SD |
| 1528025103 | C Gaeckle | Individual | Cardiovascular Disease Physician | Sioux Falls, SD |
| 1215916739 | Calvin Roseth | Individual | Internal Medicine Physician | Watertown, SD |
| 1235134115 | Candace Zeigler | Individual | Internal Medicine Physician | Sioux Falls, SD |
| 1174570105 | Cardiology Associates, P.C. | Organization | Cardiovascular Disease Physician | Rapid City, SD |
| 1770541807 | Catherine Gerrish | Individual | Internal Medicine Physician | Watertown, SD |
| 1043277593 | Catherine Leadabrand | Individual | Internal Medicine Physician | Brookings, SD |
| 1235183807 | Chandar Singaram | Individual | Gastroenterology Physician | Sioux Falls, SD |
| 1841266608 | Charles Longo | Individual | Endocrinology, Diabetes & Metabolism Physician | Sioux Falls, SD |
| 1124023171 | Charles O'Brien | Individual | Internal Medicine Physician | Sioux Falls, SD |
Internal Medicine by city in South Dakota
- Internal Medicine in Sioux Falls, SD (371)
- Internal Medicine in Rapid City, SD (127)
- Internal Medicine in Aberdeen, SD (31)
- Internal Medicine in Yankton, SD (27)
- Internal Medicine in Watertown, SD (18)
- Internal Medicine in Mitchell, SD (16)
- Internal Medicine in Dakota Dunes, SD (14)
- Internal Medicine in Fort Meade, SD (7)
- Internal Medicine in Huron, SD (7)
- Internal Medicine in Pierre, SD (6)
- Internal Medicine in Brookings, SD (5)
Frequently asked questions
How many Internal Medicine providers are in South Dakota?
The latest NPPES snapshot lists 661 active providers with Internal Medicine as their primary taxonomy and a practice location in South Dakota.
How do I verify a Internal Medicine provider's NPI in South Dakota?
Open the provider's profile below to see their NPI, taxonomy code, license state, and practice address, then cross-check against the official NPPES registry (linked on every profile).
Can I get this data through an API?
Yes — the NPI Portal API provides JSON search by specialty, state, and city, plus batch NPI verification.
Source: CMS NPPES (public data). Snapshot 2026-07-09.