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Family Practice

Theodore A. Bash, DO

Works at hospitals in Bay City, MI · Mount Pleasant, MI · West Branch, MI · Michigan

Summary

Theodore A. Bash, DO (Family Practice) is listed by Medicare at 3 hospitals in Bay City, MI, Mount Pleasant, MI and West Branch, MI. NPI 1215987235. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Theodore A. Bash, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
41Years since medical school (graduated 1985)
Michigan State University College Of Osteopathic MedicineMedical school
MaleGender (as listed)
McLaren Central MichiganGroup practice

Quick answers

Which hospitals does Theodore A. Bash work at?
Medicare's official clinician data lists Theodore A. Bash at 3 hospitals: McLaren Bay Region, McLaren Central Michigan and MyMichigan Medical Center West Branch. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Theodore A. Bash see patients?
Medicare's clinician data lists 3 practice locations, including Mount Pleasant, MI, Mt Pleasant, MI and West Branch, MI. Call before your visit to confirm the address.
What is Theodore A. Bash's specialty?
Medicare lists Family Practice as the primary specialty.
Does Theodore A. Bash accept Medicare assignment?
Yes. Medicare's clinician data says Theodore A. Bash 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 Theodore A. Bash?
(989) 772-6811, as listed in official Medicare / NPI Registry data.
What is Theodore A. Bash's NPI number?
1215987235. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Theodore A. Bash works

Medicare's Facility Affiliation Data lists Theodore A. Bash at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Theodore A. Bash is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Theodore A. Bash as a member of this group (CMS data updated 2026-10-02).

  • McLaren Central Michigan182 clinicians in the group

Specialties

Find other Family Practice doctors in Michigan →

Other family doctors in Mount Pleasant

Clinicians with the same Medicare primary specialty in Mount Pleasant, MI — not a recommendation.

All family doctors in Mount Pleasant →

Clinician information

CredentialDO
Medical schoolMichigan State University College Of Osteopathic Medicine
Graduation year1985
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215987235
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians