Marguerite Brooke Adams, PA-C
NPI 1164139796ActiveIndividual· Physician Assistant· Towson, MD
Physician Assistant (PA-C) with Chesapeake Digestive Associates, PC, practicing in Towson, Maryland. Their prescriptions cost Medicare Part D more than their services did: $123,226 for 168 claims, against $17,178 paid for services in 2024. Janssen Biotech, Inc. was the largest of 27 companies reporting payments in 2025, $3,941 in all, mostly food and beverage. Lists Johns Hopkins Hospital, the and 1 other hospital as hospital affiliations.
Overview
| NPI | 1164139796 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Nov 2, 2022 |
| Last updated in NPPES | Mar 3, 2025 |
| Certified by provider | Mar 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA9116461 | FL |
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 - Physician Assistant (FL); Practitioner - Physician Assistant (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 162 |
|---|---|
| Services billed | 232 across 9 procedure codes |
| Paid by Medicare | $17,178 |
Part D prescriptions in 2024
| Prescriptions (claims) | 168 · 235 30-day fills |
|---|---|
| Patients | 111 |
| Total drug cost | $123,226 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Chesapeake Digestive Associates, PCColumbia, MD · 38 clinicians
Hospital affiliations
- Johns Hopkins Hospital, theBaltimore, MD
- University of MD St Joseph Medical CenterTowson, MD
Industry payments (Open Payments)
- 2025$3,941 · 166 payments from 27 companies
- 2024$1,548 · 55 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $567.05 | 17 |
| Abbvie Inc. | $528.16 | 32 |
| Madrigal Pharmaceuticals | $354.16 | 9 |
| Takeda Pharmaceuticals U.S.A., Inc. | $280.67 | 12 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $264.79 | 13 |
What the 2025 payments were for
- Food and Beverage$3,941 · 166 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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