Doctor profile · Federal record

Dr. David Gu, MD

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Student in an Organized Health Care Education/Training Program · Vallejo, CA

  • NPI 1730634908
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Sereno Dr
Vallejo, CA 945892441
(707) 651-1042
Mailing address
5914 Jordan Ave
El Cerrito, CA 945301655

Credentials & registration

NPPES · NUCC
NPI registered
August 2016 — 10 yrs on file
Profile last updated
September 6, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
California #A195736 · Illinois #125.076718

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730634908. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$275
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $145.73
Carl Zeiss Meditec USA, INC. 1 $129.35

By nature of payment

Food and Beverage
$275

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
13
Total drug cost
$491
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 16 13 $491

Frequently asked questions

Auto-generated from federal data
What is Dr. David Gu's medical specialty?
Dr. David Gu practices Ophthalmology Physician in Vallejo, CA.
Where does Dr. David Gu practice?
Dr. David Gu practices at 975 Sereno Dr, Vallejo, CA 945892441. Office phone: 7076511042.
What is Dr. David Gu's NPI?
Dr. David Gu's National Provider Identifier (NPI) is 1730634908, issued by NPPES.
Does Dr. David Gu accept Medicare assignment?
Yes. Dr. David Gu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.