Sean Karp, MD
NPI 1326175837ActiveIndividual· Internal Medicine, Gastroenterology· Laurel, MD
Internal Medicine, Gastroenterology (MD) in Laurel, Maryland, trained at Hahneman Medical College of the Pacific (class of 1999). In 2024 Medicare paid $133,412 for 329 patients, and Part D covered 1,036 of their prescriptions, 86% of them generic. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,456 in all, mostly food and beverage.
Overview
| NPI | 1326175837 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 28, 2007 |
| Last updated in NPPES | Jan 6, 2026 |
| Certified by provider | Jan 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD33688 | MD |
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 - Gastroenterology (DC); Practitioner - Gastroenterology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 329 |
|---|---|
| Services billed | 3,209 across 25 procedure codes |
| Paid by Medicare | $133,412 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,036 · 1,919 30-day fills |
|---|---|
| Patients | 245 |
| Total drug cost | $199,289 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Hahneman Medical College of the Pacific |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Capital Digestive Care LLCRockville, MD · 241 clinicians
Hospital affiliation
- Adventist Healthcare White Oak Medical CenterSilver Spring, MD
Industry payments (Open Payments)
- 2025$1,456 · 63 payments from 16 companies
- 2024$1,398 · 64 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $272.04 | 15 |
| Madrigal Pharmaceuticals | $183.70 | 6 |
| Genzyme Corporation | $175.96 | 6 |
| Pfizer Inc. | $143.84 | 6 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $116.12 | 5 |
What the 2025 payments were for
- Food and Beverage$1,456 · 63 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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