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General Surgery

Joseph E. Testa, DO

Works at hospitals in Owosso, MI · Michigan

Summary

Joseph E. Testa, DO (General Surgery) is listed by Medicare at 1 hospital in Owosso, MI. NPI 1336325745. 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 Joseph E. Testa, 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

General SurgeryPrimary specialty
YesAccepts Medicare assignment
19Years since medical school (graduated 2007)
West Virginia School Of Osteopathic MedicineMedical school
MaleGender (as listed)
Memorial HospitalGroup practice

Quick answers

Which hospitals does Joseph E. Testa work at?
Medicare's official clinician data lists Joseph E. Testa at 1 hospital: Memorial Healthcare. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Joseph E. Testa see patients?
Medicare's clinician data lists 1 practice location in Owosso, MI. Call before your visit to confirm the address.
What is Joseph E. Testa's specialty?
Medicare lists General Surgery as the primary specialty, and also General Practice.
Does Joseph E. Testa accept Medicare assignment?
Yes. Medicare's clinician data says Joseph E. Testa 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 Joseph E. Testa?
(989) 723-3168, as listed in official Medicare / NPI Registry data.
What is Joseph E. Testa's NPI number?
1336325745. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Joseph E. Testa works

Medicare's Facility Affiliation Data lists Joseph E. Testa 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 Joseph E. Testa is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Joseph E. Testa as a member of this group (CMS data updated 2026-10-02).

  • Memorial Hospital214 clinicians in the group

Specialties

Find other General Surgery doctors in Michigan →

Other general surgeons in Owosso

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

All general surgeons in Owosso →

Clinician information

CredentialDO
Medical schoolWest Virginia School Of Osteopathic Medicine
Graduation year2007
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336325745
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