Yu-Yea M. Tzeng, MD
Obstetrics & Gynecology Physician · Manteca, CA
Yu-Yea M. Tzeng, MD is an obstetrics & gynecology physician with a practice address in Manteca, California, and NPI 1366516676, issued on Nov 20, 2006. Check the license (California A68367, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yu-Yea M. Tzeng
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A68367 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1721 W Yosemite Ave, Manteca, CA 95337
- Phone
- (209) 476-2000
- Enumerated
- Nov 20, 2006
- Record last updated
- Dec 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A683670 CA
- Medicare enrollment
- Enrolled (PECOS I20110523000289); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 1721 W Yosemite Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shama Afzal, PHARMDPharmacist1104350743
- Lalit Ahuja, PHARM D. MBAPharmacist1366516122
- David Allen, MDInternal Medicine Physician1306924212
- Poonam Arora, MDFamily Medicine Physician1366582892
- Edmon ArtinyanHealth Psychologist1578030953
- Barbara Bauer, MDFamily Medicine Physician1053499947
Verify Yu-Yea M. Tzeng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A68367Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
171 Medicare Part D claims for 87 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Estradiol59 claims
- Climara17 claims
- Triamcinolone Acetonide12 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 IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yu-Yea M. Tzeng among 5,088 obstetrics & gynecology physician records in California
Yu-Yea M. Tzeng, 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 fileYes · 53% of these records are
- Graduated1995 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 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).
11 obstetrics & gynecology physician records list a practice address in Manteca
They are 11 of the 1,017 NPPES records with a practice address in Manteca, and 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Manteca → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Jon Lee, MDManteca, CA 953371770661589
- Linda Bouchard, M.D.Manteca, CA 953361275569352
- Tonja Harris-Stansil, M.D.Manteca, CA 953361578653028
- Gail Joseph, M.D.Manteca, CA 953361447543160
- George Kunhardt, MDManteca, CA 953361952491987
- Kelly Mah, M.D.Manteca, CA 953361053420489
- Catherine Mathis, M.D.Manteca, CA 953361457423279
- George Scott, MDManteca, CA 953361942288873
Common questions
What is Yu-Yea M. Tzeng, MD's NPI number?
Yu-Yea M. Tzeng, MD's National Provider Identifier (NPI) is 1366516676, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Yu-Yea M. Tzeng, MD located?
The NPPES record lists a practice address at 1721 W Yosemite Ave, Manteca, CA, 95337. Phone: (209) 476-2000. Providers update this record themselves, so call before visiting.
How can I verify Yu-Yea M. Tzeng, MD's license?
NPPES lists California license number A68367, 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 Yu-Yea M. Tzeng, MD prescribe under Medicare Part D?
In 2024, Yu-Yea M. Tzeng, MD had 171 Medicare Part D claims for 87 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.