Kenneth Phan, M.D.
Obstetrics & Gynecology Physician · San Jose, CA
Kenneth Phan, M.D. is an obstetrics & gynecology physician with a practice address in San Jose, California, and NPI 1336250836, issued on Aug 31, 2006. Check the license (California A77173, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kenneth Phan
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A77173 CA
Self-reported in NPPES; status is on the state search - Practice location
- 150 N Jackson Ave, San Jose, CA 95116
- Phone
- (408) 929-2680
- Enumerated
- Aug 31, 2006
- Record last updated
- Apr 29, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (408) 929-4635
- Medicaid ID
- 00A771730 CA
- Medicare enrollment
- Enrolled (PECOS I20061220000342); may accept Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 150 N Jackson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kenneth Phan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A77173Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
43 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
- Acyclovir15 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: $282.82
13 payments; by number, the most common kind was food and beverage; the largest payer was Mayne Pharma Commercial LLC. 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.
Kenneth Phan among 5,088 obstetrics & gynecology physician records in California
Kenneth Phan, M.D. 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 fileYes · 53% of these records are
- Graduated1998 · median 2004 among the 2,700 with a school on file
- Record last updated2013 · 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
- Dale Capulong, MDSan Jose, CA 951161457458051
- Kathleen Fujino, MDSan Jose, CA 951161093778698
- Frederick Hopkins, M.D.San Jose, CA 951161902996069
- Karen Kohut, M.D.San Jose, CA 951161720116502
- Wilma Lee, MDSan Jose, CA 951161457482424
- Suresh Nayak, M.D.San Jose, CA 951161871554147
- Ilene Newman, M.D.San Jose, CA 951161396856928
- Bichvan Phan, MDSan Jose, CA 951161093707085
Common questions
What is Kenneth Phan, M.D.'s NPI number?
Kenneth Phan, M.D.'s National Provider Identifier (NPI) is 1336250836, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Phan, M.D. located?
The NPPES record lists a practice address at 150 N Jackson Ave, San Jose, CA, 95116. Phone: (408) 929-2680. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Phan, M.D.'s license?
NPPES lists California license number A77173, 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 Kenneth Phan, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Phan, M.D. had 43 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.