Quick answers
- Which hospitals does Ashim Aggarwal work at?
- Medicare's official clinician data lists Ashim Aggarwal at 2 hospitals: McLaren Greater Lansing and MyMichigan Medical Center Clare. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ashim Aggarwal see patients?
- Medicare's clinician data lists 2 practice locations, including East Lansing, MI and Mount Pleasant, MI. Call before your visit to confirm the address.
- What is Ashim Aggarwal's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Ashim Aggarwal accept Medicare assignment?
- Yes. Medicare's clinician data says Ashim Aggarwal accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Ashim Aggarwal?
- (517) 574-5850, as listed in official Medicare / NPI Registry data.
- What is Ashim Aggarwal's NPI number?
- 1891779286. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ashim Aggarwal works
Medicare's Facility Affiliation Data lists Ashim Aggarwal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- McLaren Greater LansingLansing, MI · Acute Care Hospital · CCN 230167
- MyMichigan Medical Center ClareClare, MI · Acute Care Hospital · CCN 230180
Practice locations
Addresses where Ashim Aggarwal is enrolled with Medicare (CMS data updated 2026-10-02).
- 1070 Trowbridge RdEast Lansing, MI 48823 (517) 574‑5850
- 905 E Pickard StMount Pleasant, MI 48858 (517) 574‑5850
Specialties
- Ophthalmologyprimary
Other ophthalmologists in East Lansing
Clinicians with the same Medicare primary specialty in East Lansing, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891779286 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians