Daniel Robert Hersh, MD
NPI 1487625133ActiveIndividual· Obstetrics & Gynecology· Napa, CA
Obstetrics & Gynecology (MD) in Napa, California, trained at George Washington University School of Medicine (class of 1991). 25 Medicare patients in 2024, $3,784 paid; nearly all of their 53 Part D prescriptions were generic (92%). Sumitomo Pharma America, Inc. was the largest of 8 companies reporting payments in 2025, $321.28 in all, mostly food and beverage.
Overview
| NPI | 1487625133 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 31, 2006 |
| Last updated in NPPES | Nov 3, 2021 |
| Certified by provider | Nov 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | G75069 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 42 across 15 procedure codes |
| Paid by Medicare | $3,784 |
Part D prescriptions in 2024
| Prescriptions (claims) | 53 · 126 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $3,699 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$321.28 · 14 payments from 8 companies
- 2024$347.08 · 14 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sumitomo Pharma America, Inc. | $70.05 | 3 |
| Astellas Pharma US Inc | $64.26 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $45.97 | 2 |
| Organon LLC | $43.66 | 2 |
| Dexcom, Inc. | $34.33 | 1 |
What the 2025 payments were for
- Food and Beverage$321.28 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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