Grice Shelton McMullan, M.D.
NPI 1033409362ActiveIndividual· Internal Medicine, Gastroenterology· Laurel, MD
Internal Medicine, Gastroenterology (M.D.) in Laurel, Maryland, trained at George Washington University School of Medicine (class of 2011). In 2024 Medicare paid $70,266 for 225 patients, and Part D covered 255 of their prescriptions, 85% of them generic. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $1,042 in all, mostly food and beverage.
Overview
| NPI | 1033409362 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 7, 2011 |
| 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 | D0082884 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 225 |
|---|---|
| Services billed | 1,242 across 30 procedure codes |
| Paid by Medicare | $70,266 |
Part D prescriptions in 2024
| Prescriptions (claims) | 255 · 454 30-day fills |
|---|---|
| Patients | 135 |
| Total drug cost | $95,768 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Capital Digestive Care LLCRockville, MD · 241 clinicians
Industry payments (Open Payments)
- 2025$1,042 · 48 payments from 14 companies
- 2024$781.23 · 36 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $232.66 | 14 |
| Madrigal Pharmaceuticals | $120.73 | 4 |
| Gilead Sciences, Inc. | $97.69 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $96.78 | 4 |
| Genzyme Corporation | $80.45 | 3 |
What the 2025 payments were for
- Food and Beverage$1,042 · 48 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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