GIANMARCO D VIZZERI MD
NPI 1598095085
Ophthalmology - Glaucoma Specialist in Galveston, TX

Q: What is Gianmarco Vizzeri's NPI number?

The NPI number for Gianmarco Vizzeri is 1598095085. It was assigned to this individual provider in the NPPES registry on January 5, 2010.

Q: What is Gianmarco Vizzeri's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Q: When was this NPI record last updated?

The NPPES record for Gianmarco Vizzeri was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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 January 05, 2010PECOS EnrolledAccepts Medicare Assignment

74.96/100

CMS Quality Rating

301 UNIVERSITY BLVD, GALVESTON, TX 77555(409) 772-2222 Get Directions Write a Review

NPPES record last updated: October 7, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 7, 2025, Jan 26, 2023, Dec 4, 2019 and 1 more (4 updates tracked since 2017).

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About Gianmarco D Vizzeri Md NPPES

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

GIANMARCO D VIZZERI MD (NPI 1598095085) is an individual glaucoma specialist in Galveston, Texas, licensed in Texas (CE00007) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and is a graduate of Other (2001).

NPPES Registry Identity

NPI1598095085

Entity TypeIndividualMale

Primary Taxonomy207WX0009X

Provider Legal NameGIANMARCO D VIZZERICredential: MD

Location Address301 UNIVERSITY BLVDGalveston, TX 77555-5302

Mailing AddressPo Box 650859, Dept. 710Dallas, TX 75265-0859 · (409) 772-2222

Phone(409) 772-2222

Sole ProprietorNo

Medical School CMSOtherGraduated 2001

Enumeration DateJanuary 5, 2010

Last NPPES UpdateOctober 7, 20254 updates tracked since enumeration

NPPES CertifiedOctober 7, 2025

✔ NPI 1598095085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Glaucoma SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0009X

License✔ Licensed in TX · CE00007

Definition

An ophthalmologist who specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions.

Also ListedOphthalmologyTaxonomy 207W00000X · License CE00007 (TX)

301 UNIVERSITY BLVD, Galveston, TX 77555

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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

Gianmarco D Vizzeri Md 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 ID1850436015

PECOS Enrollment IDI20100226000850

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 21

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 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.

260 services155 patients

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

208 services130 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).

119 services105 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

108 services83 patients

Imaging of optic nerve 92133

93 services85 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

90 services67 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.

54 services39 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.

37 services33 patients

Exam of visual field with extended testing 92083

30 services29 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.

27 services26 patients

Creation of eye fluid drainage tract for treatment of glaucoma 66170

This procedure, aimed at treating glaucoma, involves creating a small pathway in the eye to allow fluid to drain more effectively. This helps to lower eye pressure and prevent damage to the optic nerve, preserving your vision.

21 services17 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

19 services19 patients

Ultrasound scan to determine eye length and lens power 76519

An ultrasound scan for the eye is a safe, non-invasive procedure. It uses sound waves to create images of your eye's structure. This helps determine the length of your eye and the power of your lens, which is crucial for diagnosing eye conditions and planning surgeries.

17 services17 patients

Exam of the internal drainage system of eye 92020

15 services15 patients

Measurement of corneal curvature and depth of eye 92136

15 services14 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

15 services15 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.

13 services12 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.

12 services12 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

11 services11 patients

Ultrasound scan of cornea to determine thickness 76514

11 services11 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.

11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450018

Location301 University BoulevardGalveston, TX 77555 · Galveston County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77555 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

$131.16 typical visit price

range $57.19 – $173.07

Typical copayment $32.79 (range $14.29 – $43.26)

Most-billed visit code 99204

Established Patient

$71.32 typical visit price

range $18.45 – $141.36

Typical copayment $17.83 (range $4.61 – $35.34)

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.

74.96/100

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

Scored as part of a group practice

Quality

73.77

Promoting Interoperability

Improvement Activities

Cost

47.75

Other Providers at the Same Location NPPES 20

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

AMY KATHERINE HAVERTY PNP

Nurse Practitioner (Pediatrics)

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-2222

EVA NOVAK BLIGHT NNP

Nurse Practitioner (Neonatal)

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-2222

DR. JENNIFER ANN MINNEMAN MD

Surgery (Trauma Surgery)

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-1011

DR. JAMES HAROLD PAVELA MD

Internal Medicine

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-7063

DIAA HAMOUDA MBBCH

Psychiatry & Neurology (Neurology)

301 UNIVERSITY BLVD, JSA 9.128
GALVESTON, TX 77555

Galveston County (409) 772-8031

SOMMER KIRSCH CAUSEY MD

Anesthesiology

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-1221

RANDA ABDELMASIH MD

Internal Medicine (Endocrinology, Diabetes & Metabolism)

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (832) 505-2300

HEATHER PENTON

Anesthesiology

301 UNIVERSITY BLVD
GALVESTON, TX 77555

Galveston County (409) 772-2222

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gianmarco Vizzeri's NPI number?

The NPI number for Gianmarco Vizzeri is 1598095085. It was assigned to this individual provider in the NPPES registry on January 5, 2010.

Where is Gianmarco Vizzeri located?

Gianmarco Vizzeri practices at 301 University Blvd, Galveston, TX 77555. The listed phone number is (409) 772-2222.

What is Gianmarco Vizzeri's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Is Gianmarco Vizzeri enrolled in Medicare?

Yes. Gianmarco Vizzeri is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gianmarco Vizzeri accept?

Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 5 other insurers list Gianmarco Vizzeri as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gianmarco Vizzeri affiliated with any hospitals?

According to CMS data, Gianmarco Vizzeri is affiliated with University Of Texas Medical Branch Galveston.

When was this NPI record last updated?

The NPPES record for Gianmarco Vizzeri was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.