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Anesthesiology

Michael E. Ennis, MD

Sees patients in Walnut Creek, CA · California

Summary

Michael E. Ennis, MD (Anesthesiology) is enrolled with Medicare at 1 practice location in Walnut Creek, CA. NPI 1205914363. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael E. Ennis, 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

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
37Years since medical school (graduated 1989)
University Of Southern California Keck School Of MedicineMedical school
MaleGender (as listed)
Cep America - Anesthesia PCGroup practice

Quick answers

Where does Michael E. Ennis see patients?
Medicare's clinician data lists 1 practice location in Walnut Creek, CA. Call before your visit to confirm the address.
What is Michael E. Ennis's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Michael E. Ennis accept Medicare assignment?
Yes. Medicare's clinician data says Michael E. Ennis 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 Michael E. Ennis?
(925) 935-6700, as listed in official Medicare / NPI Registry data.
What is Michael E. Ennis's NPI number?
1205914363. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Michael E. Ennis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Cep America - Anesthesia PC849 clinicians in the group

Specialties

Find other Anesthesiology doctors in California →

Other anesthesiologists in Walnut Creek

Clinicians with the same Medicare primary specialty in Walnut Creek, CA — not a recommendation.

All anesthesiologists in Walnut Creek →

Clinician information

CredentialMD
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1205914363
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians