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Optometry

Janet G. Mach, OD

Sees patients in Anaheim, CA · California

Summary

Janet G. Mach, OD (Optometry) is enrolled with Medicare at 1 practice location in Anaheim, CA. NPI 1265509038. 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 Janet G. Mach, 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

OptometryPrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
FemaleGender (as listed)
Southern California Permanente Medical GroupGroup practice

Quick answers

Where does Janet G. Mach see patients?
Medicare's clinician data lists 1 practice location in Anaheim, CA. Call before your visit to confirm the address.
What is Janet G. Mach's specialty?
Medicare lists Optometry as the primary specialty.
Does Janet G. Mach accept Medicare assignment?
Yes. Medicare's clinician data says Janet G. Mach 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 Janet G. Mach?
(714) 279-6088, as listed in official Medicare / NPI Registry data.
What is Janet G. Mach's NPI number?
1265509038. 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 Janet G. Mach is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Janet G. Mach as a member of this group (CMS data updated 2026-10-02).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other clinicians: Optometry, California →

Other optometrists in Anaheim

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

All optometrists in Anaheim →

Clinician information

CredentialOD
Graduation year1994
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265509038
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