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Optometry

Terri J. Mark, OD

Sees patients in San Mateo, CA · California

Summary

Terri J. Mark, OD (Optometry) is enrolled with Medicare at 1 practice location in San Mateo, CA. NPI 1871649202. 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 Terri J. Mark, 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
31Years since medical school (graduated 1995)
FemaleGender (as listed)
Sixth Optometric Care of California PCGroup practice (+1 more)

Quick answers

Where does Terri J. Mark see patients?
Medicare's clinician data lists 1 practice location in San Mateo, CA. Call before your visit to confirm the address.
What is Terri J. Mark's specialty?
Medicare lists Optometry as the primary specialty.
Does Terri J. Mark accept Medicare assignment?
Yes. Medicare's clinician data says Terri J. Mark 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 Terri J. Mark?
(650) 570-5955, as listed in official Medicare / NPI Registry data.
What is Terri J. Mark's NPI number?
1871649202. 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 Terri J. Mark is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Terri J. Mark as a member of these groups (CMS data updated 2026-10-02).

  • Sixth Optometric Care of California PC9 clinicians in the group
  • Marcie Arnesty-Olian Od a Prof Corp3 clinicians in the group

Specialties

Find other clinicians: Optometry, California →

Other optometrists in San Mateo

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

All optometrists in San Mateo →

Clinician information

CredentialOD
Graduation year1995
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1871649202
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