Mark F. Maida, MD
NPI 1144378175ActiveIndividual· Dermatology· Los Alamitos, CA
Dermatology (MD) in Los Alamitos, California, trained at New York Medical College (class of 2002). 493 Medicare patients in 2024, $450,926 paid; nearly all of their 398 Part D prescriptions were generic (92%). Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $3,823 in all, mostly food and beverage.
Overview
| NPI | 1144378175 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 8, 2007 |
| Last updated in NPPES | Jul 14, 2020 |
| Certified by provider | Jul 14, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A92335 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 493 |
|---|---|
| Services billed | 7,971 across 61 procedure codes |
| Paid by Medicare | $450,926 |
Part D prescriptions in 2024
| Prescriptions (claims) | 398 · 463 30-day fills |
|---|---|
| Patients | 205 |
| Total drug cost | $171,177 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Dermatology |
Medical group
- Howard Fein MD IncDowney, CA · 14 clinicians
Industry payments (Open Payments)
- 2025$3,823 · 110 payments from 22 companies
- 2024$2,198 · 70 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $649.65 | 25 |
| E.R. Squibb & Sons, L.L.C. | $431.32 | 6 |
| Leo Pharma Inc. | $359.47 | 9 |
| Janssen Biotech, Inc. | $346.76 | 12 |
| Ucb, Inc. | $331.90 | 8 |
What the 2025 payments were for
- Food and Beverage$3,669 · 108 payments
- Education$153.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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