Richard Doyan, M.D.
NPI 1992740765ActiveIndividual· Emergency Medicine· Emeryville, CA
Emergency Medicine (M.D.) in Emeryville, California, licensed in CA, with an NPI issued in June 2006. 178 Medicare patients in 2024, $23,497 paid; nearly all of their 69 Part D prescriptions were generic (94%). Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2024, $42.22 in all, mostly food and beverage.
Overview
| NPI | 1992740765 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 17, 2006 |
| Last updated in NPPES | Feb 25, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | C50937 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 240 across 9 procedure codes |
| Paid by Medicare | $23,497 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 69 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $922.40 |
| Generic share | 94% of claims |
Industry payments (Open Payments)
- 2024$42.22 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $22.92 | 1 |
| Purdue Pharma L.P. | $19.30 | 1 |
What the 2024 payments were for
- Food and Beverage$42.22 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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