Shawn M. Peffall, M.D.
Opted out of Medicare from October 2026 to October 2028. Internal Medicine (M.D.) in Mount Airy, Maryland, licensed in MD, with an NPI issued in April 2006. Their prescriptions cost Medicare Part D more than their services did: $925,420 for 11,309 claims, against $151,324 paid for services in 2024. Abbvie Inc. was the largest of 7 companies reporting payments in 2025, $246.64 in all, mostly food and beverage. Lists Beebe Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1457318933 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 27, 2006 |
| Last updated in NPPES | Oct 16, 2026 |
| Certified by provider | Oct 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0057104 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Oct 1, 2026 – Oct 1, 2028 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 504 |
|---|---|
| Services billed | 1,865 across 35 procedure codes |
| Paid by Medicare | $151,324 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,309 · 25,462 30-day fills |
|---|---|
| Patients | 594 |
| Total drug cost | $925,420 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Beebe Medical CenterLewes, DE
- Gettysburg HospitalGettysburg, PA
- Medstar Franklin Square Medical CenterRosedale, MD
- Mercy Medical Center IncBaltimore, MD
Other facilities
- Homecare Maryland, LLCHome health agency · Owings Mills, MD
- Medstar Health Home CareHome health agency · Baltimore, MD
- Stella Maris, Inc.Home health agency · Timonium, MD
Industry payments (Open Payments)
- 2025$246.64 · 12 payments from 7 companies
- 2024$243.73 · 13 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $85.41 | 4 |
| Novo Nordisk Inc | $47.46 | 2 |
| Amgen Inc. | $30.94 | 2 |
| Exact Sciences Corporation | $26.14 | 1 |
| Aerin Medical Inc. | $25.36 | 1 |
What the 2025 payments were for
- Food and Beverage$246.64 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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