JOHN BARKER, M.D.
Gastroenterology Physician · SIOUX FALLS, SD
Individual Active NPI 1063486975
Taxonomy & licensure
| Specialty | Code | Primary | License | State |
|---|---|---|---|---|
| Gastroenterology Physician | 207RG0100X | ✓ | 2210 | SD |
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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.