Yin Zheng
Family Medicine Physician · San Rafael, CA
Yin Zheng is a family medicine physician with a practice address in San Rafael, California, and NPI 1831584226, issued on Apr 1, 2015. Check the license (California A154457, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yin Zheng
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A154457 CA
Self-reported in NPPES; status is on the state search - Practice location
- 99 Montecillo RD, San Rafael, CA 94903
- Phone
- (415) 444-2000
- Enumerated
- Apr 1, 2015
- Record last updated
- Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20201222000165); accepts Medicare assignment
- Medical or professional school
- University Of South Florida College Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 99 Montecillo RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tarik Alagha, MDInternal Medicine Physician1740869676
- Paul Alpert, MDUrology Physician1417031402
Verify Yin Zheng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A154457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% more Medicare Part D claims than the average family medicine physician in 2024
4,653 Medicare Part D claims for 495 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 170 claims were for opioids.
Most prescribed
- Atorvastatin Calcium445 claims
- Levothyroxine Sodium199 claims
- Losartan Potassium177 claims
- Lisinopril170 claims
- Amlodipine Besylate156 claims
- Alendronate Sodium154 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 2 group practices
- American Current Care OF California A Medical CorporationSan Leandro, CA
- Permanente Medical Group IncSan Rafael, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yin Zheng among 17,133 family medicine physician records in California
Yin Zheng is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 74% of them.
- NPI issued2015 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2015 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 family medicine physician records list a practice address in San Rafael
They are 37 of the 3,159 NPPES records with a practice address in San Rafael, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in San Rafael → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Charles Calza, M.D.San Rafael, CA 949031629081161
- John Clothier, M.D.San Rafael, CA 949031750431250
- Marissa Fernandez Kiemele, MDSan Rafael, CA 949031144297516
- Orna Hananel, MDSan Rafael, CA 949031497839484
- Ann Hathaway, MDSan Rafael, CA 949031093893752
- Brian Hertz, MDSan Rafael, CA 949031831273812
- Meenal Lohtia, M.D.San Rafael, CA 949031205883121
- Sarah Mansell, MDSan Rafael, CA 949031548332364
Common questions
What is Yin Zheng's NPI number?
Yin Zheng's National Provider Identifier (NPI) is 1831584226, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Yin Zheng located?
The NPPES record lists a practice address at 99 Montecillo RD, San Rafael, CA, 94903. Phone: (415) 444-2000. Providers update this record themselves, so call before visiting.
How can I verify Yin Zheng's license?
NPPES lists California license number A154457, 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 Yin Zheng prescribe under Medicare Part D?
In 2024, Yin Zheng had 4,653 Medicare Part D claims for 495 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.