Ambrish Singh Ghumman, M.D.
NPI 1093019929ActiveIndividual· Internal Medicine, Gastroenterology· Modesto, CA
Internal Medicine, Gastroenterology (M.D.) with Sutter Valley Medical Foundation, practicing in Modesto, California. In 2024 Medicare paid $161,487 for 792 patients, and Part D covered 758 of their prescriptions, 87% of them generic. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $48.33 in all, mostly food and beverage. Lists Adventist Health Sonora and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1093019929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 6, 2011 |
| Last updated in NPPES | Jan 6, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A114452 | CA |
| Internal Medicine | 207R00000X | A114452 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 792 |
|---|---|
| Services billed | 1,514 across 41 procedure codes |
| Paid by Medicare | $161,487 |
Part D prescriptions in 2024
| Prescriptions (claims) | 758 · 1,297 30-day fills |
|---|---|
| Patients | 261 |
| Total drug cost | $95,832 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
Hospital affiliations
- Adventist Health SonoraSonora, CA
- Memorial Medical CenterModesto, CA
- Sutter Amador HospitalJackson, CA
Industry payments (Open Payments)
- 2025$48.33 · 3 payments from 2 companies
- 2024$156.27 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $33.07 | 2 |
| Conmed Corporation | $15.26 | 1 |
What the 2025 payments were for
- Food and Beverage$48.33 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 gastroenterologists in Modesto · All gastroenterologists in California