Charles Afam Obioha, M.D.
NPI 1235224270ActiveIndividual· Specialist· Rockville, MD
Specialist (M.D.) with Digestive Disease Clinic LLC, practicing in Rockville, Maryland. 77 Medicare patients in 2024, $28,206 paid; nearly all of their 212 Part D prescriptions were generic (92%). Phathom Pharmaceuticals, Inc. reported $14.20 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1235224270 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 4, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | D47723 | 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 - Internal Medicine (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 233 across 11 procedure codes |
| Paid by Medicare | $28,206 |
Part D prescriptions in 2024
| Prescriptions (claims) | 212 · 313 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $7,974 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Digestive Disease Clinic LLCRockville, MD · 3 clinicians
Industry payments (Open Payments)
- 2025$14.20 · 1 payment from 1 company
- 2024$157.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $14.20 | 1 |
What the 2025 payments were for
- Food and Beverage$14.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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