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LIANA YUNGAY LAM O.D.
NPI 1437291028
Optometrist in Petaluma, CA

Active since February 12, 2007PECOS EnrolledAccepts Medicare Assignment
3900 LAKEVILLE HWY, PETALUMA, CA 94954(707) 765-3930 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Liana Yungay Lam O.d. NPPES

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

LIANA YUNGAY LAM O.D. (NPI 1437291028) is an individual optometrist in Petaluma, California, licensed in California (10706T) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (1996).

NPPES Registry Identity

NPI1437291028
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameLIANA YUNGAY LAMCredential: O.D.
Location Address3900 LAKEVILLE HWYPetaluma, CA 94954-5698
Mailing Address561 Atherton AveNovato, CA 94945-2632 · (415) 897-9898
Phone(707) 765-3930
Sole ProprietorNo
Medical School CMSIllinois College Of Optometry At ChicagoGraduated 1996
Enumeration DateFebruary 12, 2007
Last NPPES UpdateJanuary 3, 2022
✔ NPI 1437291028 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 · 10706T
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.
3900 LAKEVILLE HWY, Petaluma, CA 94954
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Liana Yungay Lam O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789835844
PECOS Enrollment IDI20121119000477
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 94954 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
$142.00 typical visit price
range $63.04 – $187.01
Typical copayment $35.50 (range $15.76 – $46.75)
Most-billed visit code 99204
Established Patient
$77.94 typical visit price
range $21.02 – $153.40
Typical copayment $19.48 (range $5.25 – $38.35)
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 20

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

DANIEL G WHITE MD
Family Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
DR. ALEKSEY ZAKINOV
Family Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3960
TIMOTHY M SOWERBY MD
Internal Medicine (Gastroenterology)
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
DAN SCHLAGER MD
Emergency Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
PEGGY LOUISE VANPATTEN M.S.
Audiologist
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3516
DR. LINDSEY HIBBARD M.D.
Pediatrics
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3920
MS. LYDIA E ESTEVEZ P,T.
Physical Therapist
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3628
ROBERT M. CARRIGER M.F.T.
Marriage & Family Therapist
3900 LAKEVILLE HWY, KAISER PERMANENTE
PETALUMA, CA 94954
Sonoma County (707) 765-3586

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 Liana Lam's NPI number?

The NPI number for Liana Lam is 1437291028. It was assigned to this individual provider in the NPPES registry on February 12, 2007.

Where is Liana Lam located?

Liana Lam practices at 3900 Lakeville Hwy, Petaluma, CA 94954. The listed phone number is (707) 765-3930.

What is Liana Lam's specialty?

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

Is Liana Lam enrolled in Medicare?

Yes. Liana Lam is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Liana Lam was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.