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Ophthalmology

Michael B. Brenner, MD

Sees patients in Long Beach, CA · California

Summary

Michael B. Brenner, MD (Ophthalmology) is enrolled with Medicare at 1 practice location in Long Beach, CA. NPI 1841222023. 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 B. Brenner, 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

OphthalmologyPrimary specialty
YesAccepts Medicare assignment
39Years since medical school (graduated 1987)
University Of California, Geffen School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Michael B. Brenner see patients?
Medicare's clinician data lists 1 practice location in Long Beach, CA. Call before your visit to confirm the address.
What is Michael B. Brenner's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Michael B. Brenner accept Medicare assignment?
Yes. Medicare's clinician data says Michael B. Brenner 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 B. Brenner?
(562) 595-1291, as listed in official Medicare / NPI Registry data.
What is Michael B. Brenner's NPI number?
1841222023. 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 B. Brenner is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in Long Beach

Clinicians with the same Medicare primary specialty in Long Beach, CA — not a recommendation.

All ophthalmologists in Long Beach →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841222023
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