James Lewis
NPI 1396745212ActiveIndividual· Internal Medicine, Gastroenterology· Washington, DC
Internal Medicine, Gastroenterology in Washington, District of Columbia, trained at State University of New York Downstate Medical Center (class of 1975). Their prescriptions cost Medicare Part D more than their services did: $224,240 for 159 claims, against $12,380 paid for services in 2024. Biogen, Inc. was the largest of 17 companies reporting payments in 2025, $146,365 in all, mostly consulting fees.
Overview
| NPI | 1396745212 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 22, 2005 |
| Last updated in NPPES | Mar 8, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 11532 | DC |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 101 across 8 procedure codes |
| Paid by Medicare | $12,380 |
Part D prescriptions in 2024
| Prescriptions (claims) | 159 · 320 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $224,240 |
| Generic share | 56% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
Hospital affiliation
- Medstar Georgetown University HospitalWashington, DC
Industry payments (Open Payments)
- 2025$146,365 · 83 payments from 17 companies
- 2024$174,627 · 93 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $35,152 | 5 |
| Astrazeneca Uk Limited | $21,630 | 8 |
| Glaxosmithkline, LLC. | $14,375 | 4 |
| Janssen Research & Development, LLC | $14,231 | 6 |
| Takeda Pharmaceuticals U.S.A., Inc. | $11,063 | 3 |
What the 2025 payments were for
- Consulting Fee$146,201 · 78 payments
- Food and Beverage$164.85 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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