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THERESA TAI NGOR CHEW O.D.
NPI 1265423131
Optometrist in San Francisco, CA

Active since October 31, 2005PECOS Enrolled
781 VALLEJO ST, SAN FRANCISCO, CA 94133(415) 677-9930(415) 677-9599 Get Directions Write a Review

NPPES record last updated: July 19, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Theresa Tai Ngor Chew O.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THERESA TAI NGOR CHEW O.D. (NPI 1265423131) is an individual optometrist in San Francisco, California, licensed in California (09873T) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265423131
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameTHERESA TAI NGOR CHEWCredential: O.D.
Location Address781 VALLEJO STSan Francisco, CA 94133
Mailing Address781 Vallejo StSan Francisco, CA 94133 · (415) 677-9930 · Fax (415) 677-9599
Phone(415) 677-9930
Fax(415) 677-9599
Sole ProprietorYes
Enumeration DateOctober 31, 2005
Last NPPES UpdateJuly 19, 2010
✔ NPI 1265423131 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · 09873T
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
781 VALLEJO ST, San Francisco, CA 94133
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Other Identifiers 8

Medicare NSC6176620001CA
MedicaidGSD004530CA
Medicare PINSD0098731CA
Medicare PINBM366CA
Medicaid1043474133CA
MedicaidSD0098730CA
Medicare NSC4359210001CA
Medicare UPINU39000CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theresa Tai Ngor Chew O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94133 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CRYSTAL CLEAR VISION CENTER OPTOMETRY, INC.
Optometrist
781 VALLEJO ST
SAN FRANCISCO, CA 94133
San Francisco County (415) 677-9930
CRYSTAL CLEAR VISION CENTER
Optometrist
781 VALLEJO ST
SAN FRANCISCO, CA 94133
San Francisco County (415) 677-9930
SIMON LAI O.D.
Optometrist
781 VALLEJO ST
SAN FRANCISCO, CA 94133
San Francisco County (415) 677-9930

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Theresa Chew's NPI number?

The NPI number for Theresa Chew is 1265423131. It was assigned to this individual provider in the NPPES registry on October 31, 2005.

Where is Theresa Chew located?

Theresa Chew practices at 781 Vallejo St, San Francisco, CA 94133. The listed phone number is (415) 677-9930.

What is Theresa Chew's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Theresa Chew enrolled in Medicare?

Yes. Theresa Chew is registered in the Medicare PECOS enrollment system.

What insurance does Theresa Chew accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, BlueCross BlueShield of Tennessee and Providence Health Plan list Theresa Chew as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Theresa Chew was last updated on July 19, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.