National Provider Identifier
O Gregory Zazulak, MD
O Gregory Zazulak, MD is listed in the NPPES registry with a primary specialty of Ophthalmology Physician in Rochester, NY and a listed phone number of (585) 473-6700.
Source: public NPPES record, last updated June 22, 2010. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1902986938
- Provider Type
- Individual
- Primary Specialty
- Ophthalmology Physician
- Enumeration Date
- October 16, 2006
- Last Updated
- June 22, 2010
Practice Location
- 890 Westfall RD
- Suite E
- Rochester, NY 14618
Phone: (585) 473-6700
Specialties
- Ophthalmology Physician (207W00000X)
Browse Similar Providers
See more Ophthalmology providers in Rochester, NY.
Medicare Part B Activity
Reported 425 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Ophthalmology providers in the Rochester, NY metro area.
This provider is in the 35th percentile for Medicare service volume.
Lower volume than many peers.
Performs 25% fewer Medicare services than the peer median.
Higher than 23 of 65 peers.
- Activity Percentile
- 35.4%
- Rank by Services
- 42 of 65
- Total Services
- 425
- Est. Allowed Value
- $41,320.81
- Dataset Year
- 2023
- Drug Code Share
- 0.0%
Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.
Peers are grouped by the broader Ophthalmology classification rather than the exact subspecialty label shown elsewhere on the page.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Ophthalmology across the Rochester, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 14 to 18,864 total Medicare services.
Top Clinical Services
- 92012: Established patient problem focused exam of visual system
233 services | $19,959.35
- 92014: Established patient complete exam of visual system
118 services | $14,336.40
- 92083: Exam of visual field with extended testing
29 services | $1,734.94
- 76519: Ultrasound scan to determine eye length and lens power
21 services | $966.23
- 99205: New patient office or other outpatient visit, 60-74 minutes
13 services | $2,740.13
Full Record
- NPI
- 1902986938
- Entity Type
- Individual
- Last Name
- Zazulak
- First Name
- O
- Middle Name
- Gregory
- Name Prefix
- Dr.
- Credential
- MD
- Mailing Street Address
- 890 Westfall RD
- Mailing Address Line 2
- Suite E
- Mailing City
- Rochester
- Mailing State
- NY
- Mailing ZIP Code
- 14618
- Mailing Country
- US
- Mailing Phone
- (585) 473-6700
- Mailing Fax
- (585) 473-1497
- Practice Street Address
- 890 Westfall RD
- Practice Address Line 2
- Suite E
- Practice City
- Rochester
- Practice State
- NY
- Practice ZIP Code
- 14618
- Practice Country
- US
- Practice Phone
- (585) 473-6700
- Practice Fax
- (585) 473-1497
- Enumeration Date
- October 16, 2006
- Last Updated
- June 22, 2010
- Sex
- Male
- Sole Proprietor
- No
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Ophthalmology Physician (207W00000X)
- Other Identifiers
- 01356014 (NY)