Samer Moghaddam, M.D.
NPI 1275700478ActiveIndividual· Internal Medicine· Santa Ana, CA
Internal Medicine (M.D.) with Lakewood Hospitalist Medical Group Inc and 2 other groups, practicing in Santa Ana, California. In 2024 Medicare paid $304,749 for 517 patients, and Part D covered 1,016 of their prescriptions, 58% of them generic. Glaxosmithkline, LLC. was the largest of 9 companies reporting payments in 2025, $583.24 in all, mostly food and beverage. Lists College Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1275700478 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 15, 2008 |
| Last updated in NPPES | Oct 14, 2025 |
| Certified by provider | Oct 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A122187 | CA |
| Internal Medicine, Pulmonary Disease | 207RP1001X | A121187 | 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 | 517 |
|---|---|
| Services billed | 2,881 across 36 procedure codes |
| Paid by Medicare | $304,749 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,016 · 1,313 30-day fills |
|---|---|
| Patients | 213 |
| Total drug cost | $340,709 |
| Generic share | 58% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
Medical groups
- Lakewood Hospitalist Medical Group IncLakewood, CA · 25 clinicians
- Excell Integrated Medical Group IncParamount, CA · 16 clinicians
- Arthur F Gelb Medical CorpLakewood, CA · 3 clinicians
Hospital affiliations
- College Medical CenterLong Beach, CA
- Memorialcare Long Beach Medical CenterLong Beach, CA
- Uci Health-LakewoodLakewood, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Omnicare Home Health, IncHome health agency · Torrance, CA
- Marlora Post Acute Rehab HospNursing home · Long Beach, CA
- Rose Villa Health Care CenterNursing home · Bellflower, CA
Industry payments (Open Payments)
- 2025$583.24 · 28 payments from 9 companies
- 2024$1,146 · 43 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $318.59 | 16 |
| Genzyme Corporation | $56.86 | 3 |
| Viatris Specialty LLC | $49.21 | 2 |
| Insmed, Inc. | $48.05 | 2 |
| Abiomed | $32.23 | 1 |
What the 2025 payments were for
- Food and Beverage$583.24 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 72 internal medicine physicians in Santa Ana · All internal medicine physicians in California