Maria N. Hernandez-Lopez, MD
NPI 1720102056ActiveIndividual· Psychiatry & Neurology, Psychiatry· Commerce, CA
Psychiatry & Neurology, Psychiatry (MD) with Pacific Clinics, practicing in Commerce, California. Their prescriptions cost Medicare Part D more than their services did: $513,868 for 1,262 claims, against $10,649 paid for services in 2024. Janssen Pharmaceuticals, Inc was the largest of 11 companies reporting payments in 2025, $2,963 in all, mostly food and beverage.
Overview
| NPI | 1720102056 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 19, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | A051414 | 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 - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 31 |
|---|---|
| Services billed | 147 across 7 procedure codes |
| Paid by Medicare | $10,649 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,262 · 1,312 30-day fills |
|---|---|
| Patients | 47 |
| Total drug cost | $513,868 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Psychiatry |
Medical group
- Pacific ClinicsPasadena, CA · 72 clinicians
Industry payments (Open Payments)
- 2025$2,963 · 39 payments from 11 companies
- 2024$2,283 · 42 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $828.66 | 11 |
| Teva Pharmaceuticals USA, Inc. | $596.50 | 10 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $503.24 | 4 |
| Alkermes, Inc. | $263.58 | 6 |
| Neurocrine Biosciences, Inc. | $263.55 | 2 |
What the 2025 payments were for
- Food and Beverage$2,851 · 38 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Psychiatry & Neurology, Psychiatry providers in Commerce
- 1356497655
- 1871615591
- 1588712558
- 1780703330
- 1841361037
All Psychiatry & Neurology, Psychiatry providers in California →