Diana Veronica Mata, D.O.
NPI 1821354242ActiveIndividual· Psychiatry & Neurology, Psychiatry· Rockville, MD
Psychiatry & Neurology, Psychiatry (D.O.) in Rockville, Maryland, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $127,693 for 978 claims, against $5,257 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 6 companies reporting payments in 2025, $205.86 in all, mostly food and beverage.
Overview
| NPI | 1821354242 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Apr 10, 2012 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | H79834 | MD |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | 0102204830 | VA |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | DO034523 | DC |
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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 66 across 4 procedure codes |
| Paid by Medicare | $5,257 |
Part D prescriptions in 2024
| Prescriptions (claims) | 978 · 992 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $127,693 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- Director of Finance-County of Fairfax VAFairfax, VA · 174 clinicians
Industry payments (Open Payments)
- 2025$205.86 · 9 payments from 6 companies
- 2024$109.38 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $45.63 | 2 |
| Otsuka America Pharmaceutical, Inc. | $39.63 | 2 |
| Vanda Pharmaceuticals Inc. | $37.09 | 1 |
| Alkermes, Inc. | $32.62 | 2 |
| Neurocrine Biosciences, Inc. | $27.20 | 1 |
What the 2025 payments were for
- Food and Beverage$205.86 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other psychiatrists in Rockville
- 1023404613
- 1063548196
- 1093706939
- 1285798843
- 1306282249
- 1962846147
- 1073177762
- 1164413159
- 1215391677
- 1275690406
- 1396858072
- 1750901369
All 116 psychiatrists in Rockville · All psychiatrists in Maryland