Quick answers
- Which hospitals does Adnan Kassier work at?
- Medicare's official clinician data lists Adnan Kassier at 5 hospitals: Edward W Sparrow Hospital, Mercy Hospital Springfield, Sparrow Ionia Hospital, University of Michigan Health - Sparrow Eaton and University of Michigan Health- Sparrow Clinton. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adnan Kassier see patients?
- Medicare's clinician data lists 2 practice locations, including Lansing, MI. Call before your visit to confirm the address.
- What is Adnan Kassier's specialty?
- Medicare lists Interventional Cardiology as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does Adnan Kassier accept Medicare assignment?
- Yes. Medicare's clinician data says Adnan Kassier 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 Adnan Kassier?
- (517) 364-9650, as listed in official Medicare / NPI Registry data.
- What is Adnan Kassier's NPI number?
- 1144575283. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adnan Kassier works
Medicare's Facility Affiliation Data lists Adnan Kassier 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
- Mercy Hospital SpringfieldSpringfield, MO · Acute Care Hospital · CCN 260065
- 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
Practice locations
Addresses where Adnan Kassier is enrolled with Medicare (CMS data updated 2026-10-02).
- 1140 E Michigan Ave, 400 Sparrow TciLansing, MI 48912 (517) 364‑9650
- 1215 E Michigan AveLansing, MI 48912 (517) 364‑5640
Group practices
Medicare enrollment lists Adnan Kassier as a member of this group (CMS data updated 2026-10-02).
- Edward W Sparrow Hospital Association730 clinicians in the group
Specialties
Other interventional cardiologists in Lansing
Clinicians with the same Medicare primary specialty in Lansing, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144575283 |
| 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