Doctor profile · Federal record

Dr. Vivian Wan, DO

Obstetrics & Gynecology Physician · Student in an Organized Health Care Education/Training Program · Mountain View, CA

  • NPI 1659832251
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2495 Hospital Dr Ste 670
Mountain View, CA 940404187
(650) 396-8110

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
October 2, 2024
Specialty taxonomy
207V00000X — NUCC code
State license (1)
New York #322276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659832251. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$459
Transactions
13
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 4 $161.02
Hologic Sales and Service, LLC 1 $141.33
Agile Therapeutics, Inc. 3 $62.77
Sumitomo Pharma America, Inc. 2 $43.16
MAYNE PHARMA COMMERCIAL LLC 2 $29.89
PFIZER INC. 1 $21.03

By nature of payment

Food and Beverage
$374
Education
$85

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Wan's medical specialty?
Dr. Vivian Wan practices Obstetrics & Gynecology Physician in Mountain View, CA.
Where does Dr. Vivian Wan practice?
Dr. Vivian Wan practices at 2495 Hospital Dr Ste 670, Mountain View, CA 940404187. Office phone: 6503968110.
What is Dr. Vivian Wan's NPI?
Dr. Vivian Wan's National Provider Identifier (NPI) is 1659832251, issued by NPPES.