Uttam G. Reddy, M.D.
NPI 1487846481ActiveIndividual· Internal Medicine, Nephrology· Orange, CA
Internal Medicine, Nephrology (M.D.) in Orange, California, trained at New York Medical College (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $1,998,690 for 5,375 claims, against $133,076 paid for services in 2024. Sanofi-Aventis U.S. LLC was the largest of 2 companies reporting payments in 2025, $300.17 in all, mostly food and beverage.
Overview
| NPI | 1487846481 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 14, 2007 |
| Last updated in NPPES | Mar 26, 2025 |
| Certified by provider | Mar 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A102346 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 284 |
|---|---|
| Services billed | 2,034 across 11 procedure codes |
| Paid by Medicare | $133,076 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,375 · 9,435 30-day fills |
|---|---|
| Patients | 389 |
| Total drug cost | $1,998,690 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical groups
- Uc RegentsOrange, CA · 319 clinicians
- Regents of the University of CaliforniaOrange, CA · 5 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$300.17 · 3 payments from 2 companies
- 2024$514.54 · 10 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $235.80 | 2 |
| Merck Sharp & Dohme LLC | $64.37 | 1 |
What the 2025 payments were for
- Food and Beverage$300.17 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 nephrologists in Orange · All nephrologists in California