Anne Mazer, MD
NPI 1518940436 · Ophthalmology Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne Mazer, MD is a Ophthalmology Physician provider in Riverside, CA (NPI 1518940436).
Provider details
- NPI number
- 1518940436
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G57241 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
219 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 109 | $131 |
| Imaging of Optic Nerve92133 | 42 | $38 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 41 | $94 |
| New Patient Complete Exam of Visual System92004 | 27 | $154 |
Typical Medicare-allowed amounts for these services range $38–$154 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 834 | 190 |
| Timolol Maleate | 199 | 53 |
| Azelastine Hcl | 190 | 60 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 158 | 102 |
| Brimonidine Tartrate | 108 | 30 |
| Dorzolamide Hcl | 55 | 17 |
| Erythromycin Basebrand: Erythromycin | 55 | 34 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$53 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-23
- Last updated
- 2010-12-29
Frequently asked questions
- What is Anne Mazer's NPI number?
- Anne Mazer's National Provider Identifier (NPI) is 1518940436, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Mazer's specialty?
- Anne Mazer is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Anne Mazer located?
- Anne Mazer's practice location on file with NPPES is 7117 Brockton Ave, Riverside, CA 92506-2615.
- What is Anne Mazer's phone number?
- The practice phone number listed in the NPPES registry for Anne Mazer is (951) 782-3092.
- Does Anne Mazer accept Medicare?
- Anne Mazer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne Mazer's NPI active?
- Yes — Anne Mazer's NPI (1518940436) is active in the NPPES registry as of the last update on 2010-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.