Marcil M. Mamita, MD
NPI 1962412718ActiveIndividual· Internal Medicine, Geriatric Medicine· Torrance, CA
Internal Medicine, Geriatric Medicine (MD) in Torrance, California, licensed in CA, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $590,645 for 5,899 claims, against $69,306 paid for services in 2024. Lists Torrance Memorial Medical Center as a hospital affiliation.
Overview
| NPI | 1962412718 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 8, 2006 |
| Last updated in NPPES | Mar 8, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | A72411 | 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 | 87 |
|---|---|
| Services billed | 907 across 30 procedure codes |
| Paid by Medicare | $69,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,899 · 13,441 30-day fills |
|---|---|
| Patients | 359 |
| Total drug cost | $590,645 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
- Torrance Memorial Medical CenterTorrance, CA
Other facilities
- Holy Angel Home Health Care, IncHome health agency · Los Angeles, CA
- Intense Home Health IncHome health agency · Glendale, CA
- Skilled A1 Home Health Inc.Home health agency · La Crescenta, CA
- Summerwind Hospice, IncHospice · Torrance, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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