Michael Chu Woo, O.D.
Optometrist · Fremont, CA
Michael Chu Woo, O.D. is an optometrist with a practice address in Fremont, California, and NPI 1467504001, issued on Jan 16, 2007. Check the license (California 9613T, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michael Chu Woo
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 9613T CA
Self-reported in NPPES; status is on the state search - Practice location
- 39400 Paseo Padre Pkwy, Fremont, CA 94538
- Phone
- (510) 248-3030
- Enumerated
- Jan 16, 2007
- Record last updated
- Jan 3, 2022
- Fax
- (510) 248-3413
- Medicare enrollment
- Enrolled (PECOS I20121108000293); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 39400 Paseo Padre Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Denise Agatep, LCSWCounselor1164584900
- Ujwala Agharkar, MDChild & Adolescent Psychiatry Physician1073685723
- Dolly Ahluwalia, RDRegistered Dietitian1659429157
- Tabassum Alam, MDHospitalist Physician1306921069
- Mary Alyono, MDAnesthesiology Physician1477631059
- Stephanie Aoki, PHDPsychologist1427721216
Verify Michael Chu Woo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 9613TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average optometrist in 2024
55 Medicare Part D claims for 26 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of claims.
Most prescribed
- Cyclosporine24 claims
- Latanoprost11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Permanente Medical Group IncRichmond, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Chu Woo among 8,308 optometrist records in California
Michael Chu Woo, O.D. is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 46% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated1990 · median 2008 among the 3,573 with a school on file
- Record last updated2022 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
75 optometrist records list a practice address in Fremont
They are 75 of the 4,749 NPPES records with a practice address in Fremont, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Fremont → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Harry Chan, O.D.Fremont, CA 945381750331237
- Deborah Chew, ODFremont, CA 945381821057951
- Sara Chiu, O.D.Fremont, CA 945381982701595
- Victor Gin, ODFremont, CA 945381972562098
- Brian Gin, O.D.Fremont, CA 945381902813322
- Robert Halupka, ODFremont, CA 945381821187956
- Katherine Harano, O.D.Fremont, CA 945381417947110
- Virginia Ko, O.D.Fremont, CA 945381982792651
Common questions
What is Michael Chu Woo, O.D.'s NPI number?
Michael Chu Woo, O.D.'s National Provider Identifier (NPI) is 1467504001, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael Chu Woo, O.D. located?
The NPPES record lists a practice address at 39400 Paseo Padre Pkwy, Fremont, CA, 94538. Phone: (510) 248-3030. Providers update this record themselves, so call before visiting.
How can I verify Michael Chu Woo, O.D.'s license?
NPPES lists California license number 9613T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Michael Chu Woo, O.D. prescribe under Medicare Part D?
In 2024, Michael Chu Woo, O.D. had 55 Medicare Part D claims for 26 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.