DR. ANHTUAN HOANG NGUYEN MD
NPI 1821403510
Ophthalmology in San Antonio, TX

Q: What is Anhtuan Nguyen's NPI number?

The NPI number for Anhtuan Nguyen is 1821403510. It was assigned to this individual provider in the NPPES registry on June 22, 2014.

Q: What is Anhtuan Nguyen'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 Anhtuan Nguyen 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 2 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 June 22, 2014PECOS EnrolledAccepts Medicare Assignment

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: October 18, 2026.

Record update history: Jul 31, 2026, Mar 16, 2026, Jul 18, 2024 and 6 more (9 updates tracked since 2018).

On this page

About Dr. Anhtuan Hoang Nguyen Md NPPES

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

DR. ANHTUAN HOANG NGUYEN MD (NPI 1821403510) is an individual ophthalmology provider in San Antonio, Texas, licensed in Texas (S0755) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Texas Medical School At San Antonio (2014).

NPPES Registry Identity

NPI1821403510

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. ANHTUAN HOANG NGUYENCredential: MD

Location Address5430 FREDERICKSBURG RD STE 100San Antonio, TX 78229

Mailing Address5430 Fredericksburg Rd Ste 100San Antonio, TX 78229-3539 · (210) 340-1212 · Fax (210) 340-1505

Phone(210) 340-1212

Sole ProprietorNo

Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2014

Enumeration DateJune 22, 2014

Last NPPES UpdateJuly 31, 20269 updates tracked since enumeration

NPPES CertifiedJuly 31, 2026

✔ NPI 1821403510 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in TX · S0755

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

Open in Google Maps ↗

Secondary Practice Locations 3

Location 11446 Sidney Baker StKerrville, TX 78028-2725 · Phone (210) 340-1212 · Fax (210) 525-9617

Location 2113 Falls Ct Ste 100Boerne, TX 78006-2962 · Phone (210) 340-1212 · Fax (210) 525-9617

Location 311345 Alamo Ranch Pkwy Ste 201San Antonio, TX 78253-6442 · Phone (210) 340-1212 · Fax (210) 525-9617

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Anhtuan Hoang Nguyen 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 ID5698065134

PECOS Enrollment IDI20190620000675

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.

Medicare Billing Reassignments

Medicare enrollment records show Anhtuan Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rashid And Rice Eye Associates, P.L.L.C.

Same address

Ophthalmology

5430 FREDERICKSBURG RD, SUITE 100
San Antonio, TX 78229

Reassigned Medicare billing, Texas enrollment
9 clinicians in this Medicare group

NPI 1013955103 (210) 340-1212

University Of Texas Health Science Center At San Antonio

0.7 mi

Clinical Pathology/Laboratory Medicine

7703 FLOYD CURL DR RM 327B
San Antonio, TX 78229

Reassigned Medicare billing, Texas enrollment
2,397 clinicians in this Medicare group

NPI 1396717989 (210) 450-9000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 22

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.

1,265 services1,139 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.

1,249 services766 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.

955 services787 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).

769 services716 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.

453 services445 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.

316 services284 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.

299 services259 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.

228 services210 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.

193 services193 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.

161 services109 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.

145 services91 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.

137 services137 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.

104 services98 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.

96 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.

89 services89 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.

67 services57 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.

53 services44 patients

Extended exam of the back part of the eye with retinal drawing 92201

This procedure involves a detailed examination of the back part of your eye, including the retina. It helps identify any abnormalities or issues. A retinal drawing is made to record findings. It's non-invasive and crucial for maintaining eye health.

30 services30 patients

Creation of shunt to improve eye fluid flow using tissue graft 66180

This procedure involves creating a new pathway for fluid to flow out of your eye using a tissue graft. It helps to lower eye pressure and prevent damage to your optic nerve, improving eye health and vision.

22 services21 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.

17 services14 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.

15 services14 patients

Imaging of front third of eye 92132

Imaging of the front third of the eye, also known as anterior segment imaging, captures detailed images of the eye's front part. This includes the iris, cornea, and lens. It's a non-invasive procedure that helps diagnose and monitor eye conditions.

13 services11 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.

DR. GREGORY BRUNIN M.D.

Ophthalmology