Anne Ziffer, MD
Ophthalmology Physician · Sunnyvale, CA
Anne Ziffer, MD is an ophthalmology physician with a practice address in Sunnyvale, California, and NPI 1922180140, issued on Oct 19, 2006. Check the license (California G68887, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Anne Ziffer
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G68887 CA
Self-reported in NPPES; status is on the state search - Practice location
- 323-325 North Mathilda Avenue, Sunnyvale, CA 94085
- Phone
- (408) 524-5900
- Enumerated
- Oct 19, 2006
- Record last updated
- Jan 4, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20061209000082); accepts Medicare assignment
- Medical or professional school
- Icahn School Of Medicine At Mount Sinai, 1986
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 323-325 North Mathilda Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sangita Shah, O.D.Optometrist1649346701
Verify Anne Ziffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G68887Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average ophthalmology physician in 2024
15 Medicare Part D claims, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D.
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 FoundationSunnyvale, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anne Ziffer among 2,899 ophthalmology physician records in California
Anne Ziffer, MD is one of 2,899 ophthalmology physician records with a practice address in California. 79% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 45% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1986 · median 2001 among the 1,907 with a school on file
- Record last updated2012 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 ophthalmology physician records list a practice address in Sunnyvale
They are 13 of the 1,690 NPPES records with a practice address in Sunnyvale, and 2,899 ophthalmology physician records in California.
All 2,899 in California → Every provider in Sunnyvale → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Jill Ackerman, MDSunnyvale, CA 940851760585228
- Barbara Erny, MDSunnyvale, CA 940851992803514
- Tanya Ghosh, MDSunnyvale, CA 940851417045600
- Jerry Lai, M.D.Sunnyvale, CA 940851720205917
- Karen Shih, M.D.Sunnyvale, CA 940851750565982
- Yichieh Shiuey, M.D.Sunnyvale, CA 940851508948993
- Elizabeth Snedden, M.D.Sunnyvale, CA 940851215013925
- Carol Winton, MDSunnyvale, CA 940851891877106
Common questions
What is Anne Ziffer, MD's NPI number?
Anne Ziffer, MD's National Provider Identifier (NPI) is 1922180140, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Anne Ziffer, MD located?
The NPPES record lists a practice address at 323-325 North Mathilda Avenue, Sunnyvale, CA, 94085. Phone: (408) 524-5900. Providers update this record themselves, so call before visiting.
How can I verify Anne Ziffer, MD's license?
NPPES lists California license number G68887, 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 Anne Ziffer, MD prescribe under Medicare Part D?
In 2024, Anne Ziffer, MD had 15 Medicare Part D claims; the average among ophthalmology physician prescribers was 1,518. 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.