O Zazulak, MD
NPI 1902986938 · Ophthalmology Physician · Rochester, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
O Zazulak, MD is a Ophthalmology Physician provider in Rochester, NY (NPI 1902986938).
Provider details
- NPI number
- 1902986938
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1788711 (NY)
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
19 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
340 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 Problem Focused Exam of Visual System92012 | 176 | $84 |
| Established Patient Complete Exam of Visual System92014 | 126 | $119 |
| Exam of Visual Field With Extended Testing92083 | 22 | $60 |
| New Patient Complete Exam of Visual System92004 | 16 | $141 |
Typical Medicare-allowed amounts for these services range $60–$141 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 775 | 156 |
| Timolol Maleate | 340 | 88 |
| Brimonidine Tartrate | 153 | 44 |
| Prednisolone Acetate | 148 | 81 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 132 | 77 |
| Bimatoprostbrand: Lumigan | 105 | 21 |
| Ciprofloxacin Hcl | 101 | 71 |
| Dorzolamide Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,353 across 45 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
- 2006-10-16
- Last updated
- 2010-06-22
Frequently asked questions
- What is O Zazulak's NPI number?
- O Zazulak's National Provider Identifier (NPI) is 1902986938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is O Zazulak's specialty?
- O Zazulak is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is O Zazulak located?
- O Zazulak's practice location on file with NPPES is 890 Westfall Rd, Rochester, NY 14618.
- What is O Zazulak's phone number?
- The practice phone number listed in the NPPES registry for O Zazulak is (585) 473-6700.
- Does O Zazulak accept Medicare?
- O Zazulak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is O Zazulak's NPI active?
- Yes — O Zazulak's NPI (1902986938) is active in the NPPES registry as of the last update on 2010-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.