Margaret Wai-Fei Chu, MD
Obstetrics & Gynecology Physician · San Jose, CA
Margaret Wai-Fei Chu, MD is an obstetrics & gynecology physician with a practice address in San Jose, California, and NPI 1801985627, issued on Oct 12, 2006. Check the license (California A91102, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Margaret Wai-Fei Chu
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A91102 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2101 Forest Ave, San Jose, CA 95128
- Phone
- (408) 995-3335
- Enumerated
- Oct 12, 2006
- Record last updated
- Jul 15, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (408) 995-3339
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
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Verify Margaret Wai-Fei Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A91102Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
61 Medicare Part D claims for 19 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Alendronate Sodium11 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.
Industry payments in 2024: $45.57
2 payments; by number, the most common kind was food and beverage; the largest payer was Exeltis, USA Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Margaret Wai-Fei Chu among 5,088 obstetrics & gynecology physician records in California
Margaret Wai-Fei Chu, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2011 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in San Jose → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ingrid Aalami, MDSan Jose, CA 951281952376550
- Katherine Blenko, MDSan Jose, CA 951281063485167
- Iris Colon, MDSan Jose, CA 951281598734998
- Jenny Dai Biller, M.D.San Jose, CA 951281811970973
- Jennifer Domingo-Mihalko, MDSan Jose, CA 951281871556431
- Neena Duggal, MDSan Jose, CA 951281659333730
- Matthew Garabedian, M.D.San Jose, CA 951281508833120
- Carolyn Kerr, MDSan Jose, CA 951281871557884
Common questions
What is Margaret Wai-Fei Chu, MD's NPI number?
Margaret Wai-Fei Chu, MD's National Provider Identifier (NPI) is 1801985627, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Wai-Fei Chu, MD located?
The NPPES record lists a practice address at 2101 Forest Ave, San Jose, CA, 95128. Phone: (408) 995-3335. Providers update this record themselves, so call before visiting.
How can I verify Margaret Wai-Fei Chu, MD's license?
NPPES lists California license number A91102, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Margaret Wai-Fei Chu, MD prescribe under Medicare Part D?
In 2024, Margaret Wai-Fei Chu, MD had 61 Medicare Part D claims for 19 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.