Uma P. Rao, MD
NPI 1043371479ActiveIndividual· Internal Medicine· Fullerton, CA
Internal Medicine (MD) with San Marcos Medical Group Inc, practicing in Fullerton, California. Their prescriptions cost Medicare Part D more than their services did: $165,018 for 1,910 claims, against $3,814 paid for services in 2024. Merz North America, Inc. reported $32.68 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043371479 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 12, 2006 |
| Last updated in NPPES | Oct 22, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A77005 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 56 across 7 procedure codes |
| Paid by Medicare | $3,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,910 · 4,214 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $165,018 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | General Practice |
Medical group
- San Marcos Medical Group IncFontana, CA · 8 clinicians
Industry payments (Open Payments)
- 2025$32.68 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $32.68 | 1 |
What the 2025 payments were for
- Food and Beverage$32.68 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 56 internal medicine physicians in Fullerton · All internal medicine physicians in California