Dr. Gregory Brunin, M.D.
What this data tells you about Dr. Brunin
Dr. Gregory Brunin is an ophthalmology specialist in San Antonio, TX, with 13 years of NPI registration. Based on federal Medicare data, Dr. Brunin performed 4,727 Medicare services across 3,954 unique beneficiaries.
Between the years covered by Open Payments, Dr. Brunin received a total of $2,141 from 29 pharmaceutical and/or device companies across 77 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in ophthalmology. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Brunin is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Comprehensive eye exam, established patient | 1,305 | $80 | $145 |
| Eye exam, established patient, focused | 707 | $60 | $100 |
| Retinal imaging (OCT scan) | 515 | $28 | $80 |
| Corneal topography and eye depth measurement | 311 | $29 | $150 |
| Optic nerve imaging (OCT scan) | 229 | $22 | $80 |
| Ct scan of cornea | 228 | $23 | $100 |
| Office visit, established patient (30-39 min) | 220 | $88 | $145 |
| Visual field test, extended | 200 | $39 | $110 |
| Retinal photography (fundus photo) | 174 | $25 | $115 |
| Removal of recurring cataract in lens capsule using a laser | 164 | $250 | $800 |
| Comprehensive eye exam, new patient | 125 | $92 | $195 |
| Ultrasound scan of cornea to determine thickness | 74 | $7 | $35 |
| New patient office visit (45-59 min) | 58 | $120 | $200 |
| Complex removal of cataract with insertion of prosthetic lens | 54 | $561 | $2,000 |
| Microfluid analysis of tears | 50 | $22 | $35 |
| Removal of eyelashes using forceps | 47 | $14 | $138 |
| Closure of tear duct opening using plug | 44 | $149 | $505 |
| Release of arm or leg nerve | 36 | $196 | $750 |
| Release of nerve using operating microscope | 36 | $139 | $500 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 36 | $39 | $150 |
| Injection, moxifloxacin, 100 mg | 36 | $8 | $50 |
| Cataract surgery with lens implant | 35 | $420 | $1,800 |
| New patient problem focused exam of visual system | 25 | $52 | $110 |
| Exam of the internal drainage system of eye | 18 | $18 | $60 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
Most payments (98%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Brunin is a mixed practice specialist, with above-average Medicare volume (top 18% in TX), with low-engagement industry engagement.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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