Quick answers
- Which hospitals does Mark A. Westfall work at?
- Medicare's official clinician data lists Mark A. Westfall at 1 hospital: Marion General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Westfall see patients?
- Medicare's clinician data lists 2 practice locations, including Marion, IN. Call before your visit to confirm the address.
- What is Mark A. Westfall's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Mark A. Westfall accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Westfall 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 Mark A. Westfall?
- (765) 660-7900, as listed in official Medicare / NPI Registry data.
- What is Mark A. Westfall's NPI number?
- 1093785552. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark A. Westfall works
Medicare's Facility Affiliation Data lists Mark A. Westfall at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marion General HospitalMarion, IN · Acute Care Hospital · CCN 150011
Practice locations
Addresses where Mark A. Westfall is enrolled with Medicare (CMS data updated 2026-10-02).
- 1391 N Baldwin AveMarion, IN 46952 (765) 660‑7900
- 1411 W Bella Dr, Family Medicine ResidencyMarion, IN 46953 (765) 660‑7790
Group practices
Medicare enrollment lists Mark A. Westfall as a member of this group (CMS data updated 2026-10-02).
- Marion General Hospital115 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Marion
Clinicians with the same Medicare primary specialty in Marion, IN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093785552 |
| 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