Patrick Joseph Shanahan, M.D.
NPI 1275512253ActiveIndividual· Family Medicine· Chestertown, MD
Family Medicine (M.D.) in Chestertown, Maryland, trained at University of Virginia School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $680,540 for 9,500 claims, against $199,225 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $657.24 in all, mostly food and beverage.
Overview
| NPI | 1275512253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 10, 2006 |
| Last updated in NPPES | Mar 28, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | D0036054 | 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 - Family Practice (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 586 |
|---|---|
| Services billed | 5,163 across 32 procedure codes |
| Paid by Medicare | $199,225 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,500 · 23,100 30-day fills |
|---|---|
| Patients | 728 |
| Total drug cost | $680,540 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Virginia School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Bay River Primary Care PCChestertown, MD · 7 clinicians
Hospital affiliations
- University of MD Shore Medical Center at EastonEaston, MD
- University of MD Shore Medical Ctr at ChestertownChestertown, MD
Other facilities
- Vna of Maryland- ChestertownHome health agency · Chestertown, MD
Industry payments (Open Payments)
- 2025$657.24 · 32 payments from 17 companies
- 2024$810.18 · 44 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $96.47 | 6 |
| Merck Sharp & Dohme LLC | $67.76 | 3 |
| Abbvie Inc. | $60.27 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $55.50 | 2 |
| Astellas Pharma US Inc | $55.00 | 2 |
What the 2025 payments were for
- Food and Beverage$657.24 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 family medicine physicians in Chestertown · All family medicine physicians in Maryland