Doctor profile · Federal record

Dr. Vivian Chan, D.O.

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Woodland Hills, CA

  • NPI 1780910620
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5601 de Soto Ave
Woodland Hills, CA 913676701
(818) 719-2660
Mailing address
350 S Madison Ave, Apt 104
Pasadena, CA 911013380

Credentials & registration

NPPES · NUCC
NPI registered
October 2009 — 17 yrs on file
Profile last updated
December 20, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
California #20A 8363

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780910620. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$478
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 13 12 $37

In context: peer comparison

Among 3 peers in this city , average services per provider: 79. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$189
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Inspire Medical Systems, Inc. 1 $139.79
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $49.09

By nature of payment

Food and Beverage
$189

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Chan's medical specialty?
Dr. Vivian Chan practices Anatomic Pathology & Clinical Pathology Physician in Woodland Hills, CA.
Where does Dr. Vivian Chan practice?
Dr. Vivian Chan practices at 5601 de Soto Ave, Woodland Hills, CA 913676701. Office phone: 8187192660.
What is Dr. Vivian Chan's NPI?
Dr. Vivian Chan's National Provider Identifier (NPI) is 1780910620, issued by NPPES.
Does Dr. Vivian Chan accept Medicare assignment?
Yes. Dr. Vivian Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivian Chan commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305). Source: CMS Medicare Physician & Other Practitioners file.