Anil B. Nagar, MD
NPI 1053395814ActiveIndividual· Internal Medicine, Gastroenterology· New Haven, CT
Internal Medicine, Gastroenterology (MD) with Yale University, practicing in New Haven, Connecticut. In 2024 Medicare paid $47,849 for 132 patients, and Part D covered 68 of their prescriptions, 71% of them generic. Olympus Medical Systems Corporation was the largest of 4 companies reporting payments in 2025, $2,382 in all, mostly consulting fees. Lists Yale-New Haven Hospital as a hospital affiliation.
Overview
| NPI | 1053395814 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 5, 2005 |
| Last updated in NPPES | Mar 17, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 035067 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 132 |
|---|---|
| Services billed | 315 across 60 procedure codes |
| Paid by Medicare | $47,849 |
Part D prescriptions in 2024
| Prescriptions (claims) | 68 · 94 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $23,577 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Yale UniversityNew Haven, CT · 2,645 clinicians
Hospital affiliation
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$2,382 · 4 payments from 4 companies
- 2024$1,238 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus Medical Systems Corporation | $2,065 | 1 |
| Erbe USA Inc | $162.76 | 1 |
| Olympus America Inc. | $119.87 | 1 |
| Boston Scientific Corporation | $33.98 | 1 |
What the 2025 payments were for
- Consulting Fee$2,065 · 1 payment
- Food and Beverage$316.61 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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