Quick answers
- Which hospitals does Ranjan K. Thakur work at?
- Medicare's official clinician data lists Ranjan K. Thakur at 5 hospitals: Edward W Sparrow Hospital, Sparrow Ionia Hospital, University of Michigan Health - Sparrow Eaton, University of Michigan Health- Sparrow Clinton and University of Michigan Health-Sparrow Carson. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ranjan K. Thakur see patients?
- Medicare's clinician data lists 1 practice location in Lansing, MI. Call before your visit to confirm the address.
- What is Ranjan K. Thakur's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Ranjan K. Thakur accept Medicare assignment?
- Yes. Medicare's clinician data says Ranjan K. Thakur 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 Ranjan K. Thakur?
- (517) 364-9650, as listed in official Medicare / NPI Registry data.
- What is Ranjan K. Thakur's NPI number?
- 1093713885. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ranjan K. Thakur works
Medicare's Facility Affiliation Data lists Ranjan K. Thakur at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Edward W Sparrow HospitalLansing, MI · Acute Care Hospital · CCN 230230
- Sparrow Ionia HospitalIonia, MI · Critical Access Hospital · CCN 231331
- University of Michigan Health - Sparrow EatonCharlotte, MI · Critical Access Hospital · CCN 231327
- University of Michigan Health- Sparrow ClintonSaint Johns, MI · Critical Access Hospital · CCN 231326
- University of Michigan Health-Sparrow CarsonCarson City, MI · Acute Care Hospital · CCN 230208
Practice locations
Addresses where Ranjan K. Thakur is enrolled with Medicare (CMS data updated 2026-10-02).
- 1140 E Michigan Ave, 400 Sparrow TciLansing, MI 48912 (517) 364‑9650
Group practices
Medicare enrollment lists Ranjan K. Thakur as a member of this group (CMS data updated 2026-10-02).
- Edward W Sparrow Hospital Association730 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Michigan →
Other cardiologists in Lansing
Clinicians with the same Medicare primary specialty in Lansing, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093713885 |
| 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