Anne Z. Mazer, MD
Ophthalmology Physician · Riverside, CA
Anne Z. Mazer, MD is an ophthalmology physician with a practice address in Riverside, California, and NPI 1518940436, issued on Nov 23, 2005. Check the license (California G57241, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Anne Z. Mazer
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- G57241 CA
Self-reported in NPPES; status is on the state search - Practice location
- 7117 Brockton Ave, Riverside, CA 92506
- Phone
- (951) 782-3092
- Enumerated
- Nov 23, 2005
- Record last updated
- Dec 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (951) 784-3258
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 2,899 in California → Look up another NPI →
Also registered at 7117 Brockton Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jieun AhnInternal Medicine Physician1225771173
- Shannon AllenFamily Nurse Practitioner1982089173
- Ghanim Almohammad Aljomah, M.D.Pediatric Gastroenterology Physician1447414099
- Apoorva Ananth, MDInternal Medicine Physician1558866863
- Hedy Assaad, MDPediatrics Physician1154302529
- Andre Babajanians, MDRheumatology Physician1255311676
Verify Anne Z. Mazer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G57241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% more Medicare Part D claims than the average ophthalmology physician in 2024
1,917 Medicare Part D claims for 453 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Latanoprost834 claims
- Timolol Maleate199 claims
- Azelastine Hcl190 claims
- Neomycin-Polymyxin-Dexameth158 claims
- Brimonidine Tartrate108 claims
- Dorzolamide Hcl55 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: $53.47
2 payments; by number, the most common kind was food and beverage; the largest payer was Dompe US, Inc. The 13,221 providers of this specialty with any payment received $4,535.02 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.
Anne Z. Mazer among 2,899 ophthalmology physician records in California
Anne Z. Mazer, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2010 · 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).
Ophthalmology Physician providers in California
There are 2,899 ophthalmology physician records in California.
All 2,899 in California → Every provider in Riverside → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Khalid Aldaas, MDRiverside, CA 925061992325989
- John Allavie, M.D.Riverside, CA 925061740242627
- Ray Glendrange, M.D.Riverside, CA 925061164484507
- James Kreter, MDRiverside, CA 925061235115700
- John Liu, M.D.Riverside, CA 925061457732661
- David McGrew, M.D.Riverside, CA 925061053337956
- Saba Nawazish, M.D.Riverside, CA 925061184086639
- Bea Martina Palileo, MDRiverside, CA 925061174150122
Common questions
What is Anne Z. Mazer, MD's NPI number?
Anne Z. Mazer, MD's National Provider Identifier (NPI) is 1518940436, issued on Nov 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Anne Z. Mazer, MD located?
The NPPES record lists a practice address at 7117 Brockton Ave, Riverside, CA, 92506. Phone: (951) 782-3092. Providers update this record themselves, so call before visiting.
How can I verify Anne Z. Mazer, MD's license?
NPPES lists California license number G57241, 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 Z. Mazer, MD prescribe under Medicare Part D?
In 2024, Anne Z. Mazer, MD had 1,917 Medicare Part D claims for 453 beneficiaries; 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.