Maria E. Gregory, PA-C
NPI 1669440210ActiveIndividual· Physician Assistant· Columbia, MD
Physician Assistant (PA-C) in Columbia, Maryland, trained at George Washington University School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $163,087 for 821 claims, against $97,096 paid for services in 2024. Abbott Laboratories reported $22.52 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1669440210 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Mar 9, 2006 |
| Last updated in NPPES | Sep 9, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C01085 | MD |
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 - Physician Assistant (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 759 |
|---|---|
| Services billed | 3,404 across 12 procedure codes |
| Paid by Medicare | $97,096 |
Part D prescriptions in 2024
| Prescriptions (claims) | 821 · 2,003 30-day fills |
|---|---|
| Patients | 153 |
| Total drug cost | $163,087 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Physician Assistant |
Medical group
- Johns Hopkins Regional Physicians LLCLutherville, MD · 84 clinicians
Hospital affiliation
- Johns Hopkins Hospital, theBaltimore, MD
Industry payments (Open Payments)
- 2025$22.52 · 1 payment from 1 company
- 2024$40.44 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $22.52 | 1 |
What the 2025 payments were for
- Food and Beverage$22.52 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 74 physician assistants in Columbia · All physician assistants in Maryland