Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LILLIAN SHIN-YUEN SHEN O.D.
NPI 1609837772
Optometrist in San Francisco, CA

Q: What is Lillian Shen's NPI number?

The NPI number for Lillian Shen is 1609837772. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Q: What is Lillian Shen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lillian Shen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.

Active since March 29, 2006PECOS Enrolled

540 DAVIS ST, SAN FRANCISCO, CA 94111(415) 956-1850(415) 391-3852 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Dr. Lillian Shin-yuen Shen O.d. NPPES

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

DR. LILLIAN SHIN-YUEN SHEN O.D. (NPI 1609837772) is an individual optometrist in San Francisco, California, licensed in California (11210T) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of University Alabama Birmingham - School Of Optometry (1999).

NPPES Registry Identity

NPI1609837772

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDR. LILLIAN SHIN-YUEN SHENCredential: O.D.

Location Address540 DAVIS STSan Francisco, CA 94111-1902

Mailing Address202 Bellflower DrSan Ramon, CA 94582-5636 · (925) 648-7826

Phone(415) 956-1850

Fax(415) 391-3852

Sole ProprietorNo

Medical School CMSUniversity Alabama Birmingham - School Of OptometryGraduated 1999

Enumeration DateMarch 29, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1609837772 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 · 11210T

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.

540 DAVIS ST, San Francisco, CA 94111

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.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)

Dr. Lillian Shin-yuen Shen O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3678579158

PECOS Enrollment IDI20061005000325

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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94111 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.

DR. JEFFREY KO O.D.

Optometrist

540 DAVIS ST
SAN FRANCISCO, CA 94111

San Francisco County (415) 956-1850

GOLDEN GATE OPTOMETRY, P.C.

Optometrist

540 DAVIS ST
SAN FRANCISCO, CA 94111

San Francisco County (415) 956-1850

SHREYA MALLI O.D.

Optometrist

540 DAVIS ST
SAN FRANCISCO, CA 94111

San Francisco County (415) 956-1850

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 Lillian Shen's NPI number?

The NPI number for Lillian Shen is 1609837772. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Lillian Shen located?

Lillian Shen practices at 540 Davis St, San Francisco, CA 94111. The listed phone number is (415) 956-1850.

What is Lillian Shen's specialty?

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

Is Lillian Shen enrolled in Medicare?

Yes. Lillian Shen is registered in the Medicare PECOS enrollment system.

What insurance does Lillian Shen accept?

Health plans from Providence Health Plan list Lillian Shen 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 Lillian Shen was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days 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.