Sang Hoon Ahn Medical Group, Inc.
NPI 1720931736ActiveOrganization· Internal Medicine· Fullerton, CA
Internal Medicine in Fullerton, California, registered in NPPES in February 2026. The authorized official on file is Sang Hoon Ahn, MD, MPH, Ceo. Enrolled in Medicare as part b supplier - clinic/group practice.
Overview
| NPI | 1720931736 |
|---|---|
| Status | Active |
| Entity type | Organization |
| NPI issued | Feb 18, 2026 |
| Last updated in NPPES | Mar 12, 2026 |
| Certified by provider | Mar 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Part B Supplier - Clinic/Group Practice (CA) |
|---|
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