Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GREGORY BRUNIN M.D.
NPI 1043579733
Ophthalmology in San Antonio, TX

Q: What is Gregory Brunin's NPI number?

The NPI number for Gregory Brunin is 1043579733. It was assigned to this individual provider in the NPPES registry on May 15, 2012.

Q: What is Gregory Brunin's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Brunin was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 15, 2012PECOS Enrolled

99.16/100

CMS Quality Rating

5430 FREDERICKSBURG RD STE 100, SAN ANTONIO, TX 78229(210) 340-1212 Get Directions Write a Review

NPPES record last updated: July 31, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 31, 2026, Jul 21, 2022, Apr 12, 2019 and 4 more (7 updates tracked since 2016).

On this page

About Dr. Gregory Brunin M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY BRUNIN M.D. (NPI 1043579733) is an individual ophthalmology provider in San Antonio, Texas, licensed in Texas (R2066) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Baylor College Of Medicine (2012).

NPPES Registry Identity

NPI1043579733

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. GREGORY BRUNINCredential: M.D.

Location Address5430 FREDERICKSBURG RD STE 100San Antonio, TX 78229-3539

Mailing Address5430 Fredericksburg Rd Ste 100San Antonio, TX 78229-3539 · (210) 340-1212

Phone(210) 340-1212

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 2012

Enumeration DateMay 15, 2012

Last NPPES UpdateJuly 31, 20267 updates tracked since enumeration

NPPES CertifiedJuly 31, 2026

✔ NPI 1043579733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

Licenses✔ Licensed in TX · R2066✔ Licensed in CO · DR.0056570

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

5430 FREDERICKSBURG RD STE 100, San Antonio, TX 78229

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Secondary Practice Locations 2

Location 1113 Falls Ct Ste 100Boerne, TX 78006-2962 · Phone (210) 340-1212 · Fax (210) 525-9617

Location 211345 Alamo Ranch Pkwy Ste 201San Antonio, TX 78253-6442 · Phone (210) 340-1212 · Fax (210) 525-9617

Other Identifiers 2

Other372130003TX · Cshcn

Medicaid372130002TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory Brunin M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1557654381

PECOS Enrollment IDI20170626001839

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 24

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient complete exam of visual system 92014

An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.

1,294 services1,219 patients

Established patient problem focused exam of visual system 92012

This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.

644 services376 patients

Imaging of retina 92134

Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.

610 services543 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

270 services167 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

236 services229 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

214 services211 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

199 services186 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

197 services144 patients

Ct scan of cornea 92025

A CT scan of the cornea is a non-invasive imaging test that uses X-rays to capture detailed pictures of your eye's cornea. It helps in diagnosing diseases or damage, planning for surgery, or evaluating the results of a treatment. It's a safe and painless procedure.

191 services188 patients

Photography of the retina 92250

Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.

151 services151 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

150 services96 patients

New patient complete exam of visual system 92004

A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.

115 services115 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

93 services53 patients

Injection, moxifloxacin, 100 mg J2280

Moxifloxacin is an antibiotic injection used to treat various bacterial infections. The 100 mg dosage helps to stop the growth of bacteria. It's administered by a healthcare professional, typically into a vein. It's important to complete the treatment to fully clear the infection.

93 services53 patients

Release of arm or leg nerve 64708

A release of an arm or leg nerve is a surgical procedure aimed at relieving pressure on the nerve. This pressure can cause pain, numbness, or weakness. During the procedure, the surgeon makes a small incision and gently moves tissues away from the nerve. This can help restore normal function and alleviate discomfort.

92 services53 patients

Release of nerve using operating microscope 64727

This procedure, called a microsurgical nerve release, involves using a special microscope to enhance precision while freeing a trapped nerve. It can help alleviate pain and improve nerve function. It's a safe and effective method often used for conditions like carpal tunnel syndrome.

92 services53 patients

Removal of cataract with insertion of prosthetic lens 66984

90 services52 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

62 services62 patients

Ultrasound scan of cornea to determine thickness 76514

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

57 services50 patients

Microfluid analysis of tears 83861

Microfluid analysis of tears involves collecting a small tear sample to examine its composition. This procedure can help detect health issues like dry eye disease, inflammation, or other eye conditions. It's a non-invasive, painless method for monitoring eye health.

39 services20 patients

Closure of tear duct opening using plug 68761

Closure of the tear duct opening using a plug is a procedure to address excessive tear production. A small device is inserted into the tear duct to block it, reducing tear flow and relieving symptoms. This is a safe, reversible process, often performed in-office.

32 services28 patients

Complex removal of cataract with insertion of prosthetic lens 66982

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

25 services21 patients

New patient problem focused exam of visual system 92002

A new patient problem-focused exam of the visual system is a basic evaluation of your eyes and vision. It includes checking your eye movements, visual acuity, and general eye health. It helps detect any potential issues early for timely treatment.

23 services23 patients

Removal of eyelashes using forceps 67820

The removal of eyelashes using forceps is a simple procedure where a medical professional gently extracts unwanted or problematic eyelashes with a specialized tool. This is often done to alleviate discomfort or to treat conditions like trichiasis, where eyelashes grow inward.

20 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78229 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$68.55 typical visit price

range $17.52 – $136.11

Typical copayment $17.13 (range $4.38 – $34.02)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.16/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

98.32

Improvement Activities

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEGAN MICHELLE GAUNTT NNP

Nurse Practitioner (Neonatal)