LAWRENCE W CHAN M.D.
NPI 1669437380
Specialist in Sunnyvale, CA

Q: What is Lawrence Chan's NPI number?

The NPI number for Lawrence Chan is 1669437380. It was assigned to this individual provider in the NPPES registry on April 18, 2006.

Q: What is Lawrence Chan's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Lawrence Chan was last updated on January 15, 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.

Active since April 18, 2006PECOS Enrolled

990 W FREMONT AVE, SUITE W, SUNNYVALE, CA 94087(408) 738-0378(408) 738-0318 Get Directions Write a Review

NPPES record last updated: January 15, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Lawrence W Chan M.d. NPPES

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

LAWRENCE W CHAN M.D. (NPI 1669437380) is an individual specialist in Sunnyvale, California, licensed in California (A63513) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669437380

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameLAWRENCE W CHANCredential: M.D.

Location Address990 W FREMONT AVE, SUITE WSunnyvale, CA 94087-3021

Mailing Address990 W Fremont Ave, Suite WSunnyvale, CA 94087-3021 · (408) 738-0378 · Fax (408) 738-0318

Phone(408) 738-0378

Fax(408) 738-0318

Sole ProprietorYes

Enumeration DateApril 18, 2006

Last NPPES UpdateJanuary 15, 2010

✔ NPI 1669437380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CA · A63513

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

990 W FREMONT AVE, Sunnyvale, CA 94087

Open in Google Maps ↗

Other Identifiers 1

Medicare UPINH40224CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Lawrence W Chan M.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.

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.

DR. WENDY RUTH LANSER DC

Chiropractor

990 W FREMONT AVE, SUITE P
SUNNYVALE, CA 94087

Santa Clara County (408) 245-5454

DR. VARSHA Y PATEL D.D.S

Dentist (General Practice)

990 W FREMONT AVE, SUITE C
SUNNYVALE, CA 94087

Santa Clara County (408) 720-8555

DR. KALAIVANI K KULANDAIVELU D.D.S

Dentist (General Practice)

990 W FREMONT AVE, SUITE Y
SUNNYVALE, CA 94087

Santa Clara County (408) 735-7161

PETER Q BUI DDS, MD

Oral & Maxillofacial Surgery

990 W FREMONT AVE, SUITE X
SUNNYVALE, CA 94087

Santa Clara County (408) 677-6408

DR. ROY PAUL CHRISTIAN D.D.S

Dentist

990 W FREMONT AVE
SUNNYVALE, CA 94087

Santa Clara County (408) 738-1645

DR. PETER NORMAN FYSH D.C.

Chiropractor

990 W FREMONT AVE, SUITE M
SUNNYVALE, CA 94087

Santa Clara County (408) 773-9165

DR. NEENA KAUL CHANDIOK

Dentist (General Practice)

990 W FREMONT AVE, SUITE R
SUNNYVALE, CA 94087

Santa Clara County (408) 530-8014

DR. DAVID C LI D.D.S.

Dentist (General Practice)

990 W FREMONT AVE, SUITE # 8
SUNNYVALE, CA 94087

Santa Clara County (408) 738-2030

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 Lawrence Chan's NPI number?

The NPI number for Lawrence Chan is 1669437380. It was assigned to this individual provider in the NPPES registry on April 18, 2006.

Where is Lawrence Chan located?

Lawrence Chan practices at 990 W Fremont Ave Suite W, Sunnyvale, CA 94087. The listed phone number is (408) 738-0378.

What is Lawrence Chan's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Lawrence Chan enrolled in Medicare?

Yes. Lawrence Chan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lawrence Chan was last updated on January 15, 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.