Doctor profile · Federal record
Dr. Winnie Chao, O.D.
Optometrist (CMS: Optometry) · Fremont, CA
- NPI 1245657188
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3200 Kearney St
Fremont, CA 945382299
(510) 498-2857 - Additional location
-
35104 Newark Blvd
Newark, CA 945601220
(510) 793-4023 - Mailing address
-
325 Distel Cir
Los Altos, CA 940221408
Credentials & registration
- NPI registered
- March 2014 — 12 yrs on file
- Profile last updated
- April 26, 2024
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- California #OPT 15025 TLG
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245657188. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Oyster Point Pharma, INC. | 1 | $18.32 |
By nature of payment
Frequently asked questions
What is Dr. Winnie Chao's medical specialty?
Dr. Winnie Chao practices Optometrist in Fremont, CA.
Where does Dr. Winnie Chao practice?
Dr. Winnie Chao practices at 3200 Kearney St, Fremont, CA 945382299. Office phone: 5104982857.
What is Dr. Winnie Chao's NPI?
Dr. Winnie Chao's National Provider Identifier (NPI) is 1245657188, issued by NPPES.
Does Dr. Winnie Chao accept Medicare assignment?
Yes. Dr. Winnie Chao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.