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Optometry

Sui X. Situ, OD

Sees patients in San Rafael, CA · California

Summary

Dr. Sui X. Situ, OD is an optometrist at 99 Montecillo Rd, San Rafael, CA 94903. Phone: (415) 444-2000. Accepts Medicare assignment. NPI 1770872699. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Optometrist (Medicare lists Optometry)
  • Address: 99 Montecillo Rd, San Rafael, CA 94903 · Directions
  • Phone: (415) 444‑2000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Optometry school: University Of California - School Of Optometry · graduated 2010 (16 years since optometry school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Sui X. Situ, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Sui X. Situ accept Medicare assignment?
Yes. Medicare's clinician data says Sui X. Situ accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Sui X. Situ's NPI number?
1770872699. 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 Sui X. Situ is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sui X. Situ as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other clinicians: Optometry, California →

Other optometrists in San Rafael

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

All optometrists in San Rafael →

Other clinicians in Permanente Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialOD
Optometry schoolUniversity Of California - School Of Optometry
Graduation year2010 (16 years since optometry school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770872699
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 October 2, 2026, retrieved October 29, 2026
  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