Joel Dennis Feinstein, M.D.
NPI 1245262963ActiveIndividual· Specialist· Los Angeles, CA
Specialist (M.D.) in Los Angeles, California, trained at State University of New York Downstate Medical Center (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $150,136 for 1,453 claims, against $94,613 paid for services in 2024. Pfizer Inc. was the largest of 7 companies reporting payments in 2025, $442.87 in all, mostly food and beverage.
Overview
| NPI | 1245262963 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | G32018 | 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 | 393 |
|---|---|
| Services billed | 725 across 30 procedure codes |
| Paid by Medicare | $94,613 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,453 · 2,571 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $150,136 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Cedars-Sinai Medical CenterLos Angeles, CA
- Providence Cedars Sinai Tarzana Medical CenterTarzana, CA
Other facilities
- Epic Homecare IncHome health agency · Los Angeles, CA
Industry payments (Open Payments)
- 2025$442.87 · 21 payments from 7 companies
- 2024$422.74 · 15 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $206.09 | 13 |
| Janssen Biotech, Inc. | $93.65 | 3 |
| Alnylam Pharmaceuticals Inc. | $38.68 | 1 |
| Phathom Pharmaceuticals, Inc. | $34.95 | 1 |
| Abbvie Inc. | $24.47 | 1 |
What the 2025 payments were for
- Food and Beverage$442.87 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Specialist providers in Los Angeles
- 1013039577
- 1073504031
- 1073598074
- 1114007747
- 1124002845
- 1124058219
- 1134110208
- 1134131196
- 1134228828
- 1154453769
- 1225076516
- 1235227778
All 538 Specialist providers in Los Angeles · All Specialist providers in California