Ashim Aggarwal, M.D.
NPI 1891779286ActiveIndividual· Ophthalmology· East Lansing, MI
Ophthalmology (M.D.) in East Lansing, Michigan, licensed in MI, with an NPI issued in November 2005. In 2024 Medicare paid $1,920,850 for 435 patients, and Part D covered 726 of their prescriptions, 78% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 5 companies reporting payments in 2025, $599.29 in all, mostly food and beverage. Lists McLaren Greater Lansing and 1 other hospital as hospital affiliations.
Overview
| NPI | 1891779286 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 30, 2005 |
| Last updated in NPPES | Sep 26, 2025 |
| Certified by provider | Sep 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 4301068962 | MI |
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 - Ophthalmology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 435 |
|---|---|
| Services billed | 25,926 across 50 procedure codes |
| Paid by Medicare | $1,920,850 |
Part D prescriptions in 2024
| Prescriptions (claims) | 726 · 1,354 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $44,036 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Ophthalmology |
Hospital affiliations
- McLaren Greater LansingLansing, MI
- Mymichigan Medical Center ClareClare, MI
Industry payments (Open Payments)
- 2025$599.29 · 18 payments from 5 companies
- 2024$738.20 · 17 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $311.30 | 6 |
| Abbvie Inc. | $103.73 | 4 |
| Apellis Pharmaceuticals, Inc. | $101.89 | 4 |
| Astellas Pharma US Inc | $49.57 | 2 |
| Biotissue Holdings Inc. | $32.80 | 2 |
What the 2025 payments were for
- Food and Beverage$599.29 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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