Gerald A. Cohen, MD
NPI 1306877253ActiveIndividual· Internal Medicine· Los Alamitos, CA
Internal Medicine (MD) with Prohealth Partners, A Medical Group, practicing in Los Alamitos, California. Their prescriptions cost Medicare Part D more than their services did: $210,763 for 3,795 claims, against $123,778 paid for services in 2024. Scpharmaceuticals Inc. was the largest of 2 companies reporting payments in 2025, $45.47 in all, mostly food and beverage. Lists Memorialcare Long Beach Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1306877253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Mar 17, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G34856 | 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 | 400 |
|---|---|
| Services billed | 1,937 across 35 procedure codes |
| Paid by Medicare | $123,778 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,795 · 8,868 30-day fills |
|---|---|
| Patients | 263 |
| Total drug cost | $210,763 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Prohealth Partners, A Medical GroupLong Beach, CA · 239 clinicians
Hospital affiliations
- Memorialcare Long Beach Medical CenterLong Beach, CA
- Torrance Memorial Medical CenterTorrance, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Advent Healthcare Services, IncHome health agency · Diamond Bar, CA
Industry payments (Open Payments)
- 2025$45.47 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Scpharmaceuticals Inc. | $24.24 | 1 |
| Amgen Inc. | $21.23 | 1 |
What the 2025 payments were for
- Food and Beverage$45.47 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 internal medicine physicians in Los Alamitos · All internal medicine physicians in California