Cindy Erxin Zhang, M.D.
Obstetrics & Gynecology Physician · Berkeley, CA
Cindy Erxin Zhang, M.D. is an obstetrics & gynecology physician with a practice address in Berkeley, California, and NPI 1255656187, issued on Apr 3, 2010. Check the license (California A130979, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Cindy Erxin Zhang
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A130979 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2500 Milvia St, Berkeley, CA 94704
- Phone
- (510) 204-5514
- Enumerated
- Apr 3, 2010
- Record last updated
- Jan 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20140721001546); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 2500 Milvia St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Altaf Ansari, MDEmergency Medicine Physician1700938297
- Debbie Barish, DNP, MS, WHNP-BCWomen's Health Nurse Practitioner1871680868
- Jennifer Barlow, DPMPodiatrist1588744536
- Felix Berberich, MDPediatrics Physician1205869286
- Sara Bosomworth, DOInternal Medicine Physician1548849078
- Rachel Budker, MDObstetrics & Gynecology Physician1154908150
Verify Cindy Erxin Zhang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A130979Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
168 Medicare Part D claims for 66 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Estradiol32 claims
- Yuvafem15 claims
- Valacyclovir13 claims
- Fluconazole12 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
- Sutter Bay Medical FoundationOrinda, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cindy Erxin Zhang among 5,088 obstetrics & gynecology physician records in California
Cindy Erxin Zhang, 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 2010, is newer than 70% of them.
- NPI issued2010 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2010 · median 2004 among the 2,700 with a school on file
- Record last updated2025 · 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 Berkeley → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rachel Budker, MDBerkeley, CA 947041154908150
- Kathleen Chung, MDBerkeley, CA 947041811524648
- Deepti Gupta, M.D.Berkeley, CA 947041811275399
- Attia Kadri, MDBerkeley, CA 947041811075633
- Risa Kagan, M.D,Berkeley, CA 947041336255660
- Pamela PetersBerkeley, CA 947041043741531
- Maria Reyes, MDBerkeley, CA 947041629501424
- Brittany Schall, MDBerkeley, CA 947041548899875
Common questions
What is Cindy Erxin Zhang, M.D.'s NPI number?
Cindy Erxin Zhang, M.D.'s National Provider Identifier (NPI) is 1255656187, issued on Apr 3, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Cindy Erxin Zhang, M.D. located?
The NPPES record lists a practice address at 2500 Milvia St, Berkeley, CA, 94704. Phone: (510) 204-5514. Providers update this record themselves, so call before visiting.
How can I verify Cindy Erxin Zhang, M.D.'s license?
NPPES lists California license number A130979, 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 Cindy Erxin Zhang, M.D. prescribe under Medicare Part D?
In 2024, Cindy Erxin Zhang, M.D. had 168 Medicare Part D claims for 66 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.