DR. THOMAS O OEI MD
NPI 1861468530
Ophthalmology - Retina Specialist in San Antonio, TX

Q: What is Thomas Oei's NPI number?

The NPI number for Thomas Oei is 1861468530. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Q: What is Thomas Oei's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Oei was last updated on May 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 February 23, 2006PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

622 ISOM RD, SAN ANTONIO, TX 78216(210) 880-3000(210) 227-6056 Get Directions Write a Review

NPPES record last updated: May 1, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 1, 2026, Apr 17, 2017, Apr 14, 2017 (3 updates tracked since 2017).

On this page

About Dr. Thomas O Oei Md NPPES

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

DR. THOMAS O OEI MD (NPI 1861468530) is an individual retina specialist in San Antonio, Texas, licensed in Texas (H7332) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Peterson Regional Medical Center, and maintains a secondary practice location in Kerrville.

NPPES Registry Identity

NPI1861468530

Entity TypeIndividualMale

Primary Taxonomy207WX0107X

Provider Legal NameDR. THOMAS O OEICredential: MD

Location Address622 ISOM RDSan Antonio, TX 78216-4464

Mailing Address622 Isom RdSan Antonio, TX 78216-4464 · (210) 880-3000 · Fax (210) 227-6056

Phone(210) 880-3000

Fax(210) 227-6056

Sole ProprietorYes

Medical School CMSUniversity Of North Texas Hsc, College Of Osteopathic MedGraduated 1988

Enumeration DateFebruary 23, 2006

Last NPPES UpdateMay 1, 20263 updates tracked since enumeration

NPPES CertifiedMay 1, 2026

✔ NPI 1861468530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0107X

License✔ Licensed in TX · H7332

Definition

An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.

Also ListedOphthalmologyTaxonomy 207W00000X · License H7332 (TX)

622 ISOM RD, San Antonio, TX 78216

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Secondary Practice Location 1

Location 1120 Francisco Lemos St SKerrville, TX 78028-5211 · Phone (210) 880-3000 · Fax (210) 227-6056

Other Identifiers 2

Other180044173TX · Railroad Medicare

Medicaid098939403TX

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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas O Oei 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 ID2961463179

PECOS Enrollment IDI20101112001007

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 Reassignment

Medicare enrollment records show Thomas Oei reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Thomas Omar Oei MD PA

Same address

Ophthalmology

622 ISOM RD
San Antonio, TX 78216

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

NPI 1447225388 (210) 880-3000

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 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.

Injection, faricimab-svoa, 0.1 mg J2777

Faricimab-svoa is a medication given through an injection into the eye to treat certain eye conditions. The 0.1 mg dosage helps control disease progression, improving vision and eye health. The procedure is done by a healthcare professional.

114,180 services346 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.

5,069 services1,254 patients

Injection of drug into eye 67028

An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.

2,813 services448 patients

Exam of retinal blood vessels using a special camera after injection of a dye 92235

This procedure, known as a fluorescein angiography, involves taking images of the back of your eye. A dye is injected into your arm that travels to your eye, highlighting the blood vessels in your retina. This helps identify any abnormalities.

2,429 services1,197 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.

1,970 services701 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.

1,865 services1,168 patients

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.

1,828 services1,037 patients

Extended exam of the back part of the eye with optic nerve drawing 92202

This procedure involves a detailed examination of the back part of your eye, focusing on the optic nerve, a crucial component for vision. A drawing or map of the optic nerve is created to help track any changes over time. This can help detect eye diseases early.

1,088 services527 patients

Injection, aflibercept, 1 mg J0178

Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.

912 services135 patients

Measurement of retinal and optic nerve function 92273

This procedure checks the health of your eyes, specifically the retina and optic nerve. These parts help in visual interpretation. The test involves non-invasive techniques to measure your eye's response to light and assess its functioning.

450 services434 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.

365 services333 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.

280 services280 patients

Injection, ranibizumab-nuna, biosimilar, (byooviz), 0.1 mg Q5124

Ranibizumab-nuna (Byooviz) is a biosimilar injection given to treat certain eye conditions, like age-related macular degeneration. It works by slowing the disease's progress and maintaining your current level of vision. The dosage is 0.1 mg.

275 services17 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).

204 services172 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.

185 services159 patients

Exam of blood vessels between the white part of eye and retina using a special camera after injection of a dye 92240

This procedure involves examining your eye's blood vessels. A special dye is injected into your body, which helps highlight these vessels in images captured by a unique camera. It provides valuable information about the health of your eyes, particularly the retina.

185 services182 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.

162 services154 patients

Unclassified drugs J3490

Unclassified drugs are medications that don't fit into an existing category or class due to their unique properties or uses. They may be used for various conditions and their effects may differ widely. Always ask your healthcare provider for more information about these drugs.

95 services47 patients

2d ultrasound scan of eye tissue and structures 76512

A 2D ultrasound scan of eye tissue and structures is a non-invasive procedure that uses sound waves to create images of your eye. It helps doctors to examine your eye's internal structures, detect abnormalities, and plan for treatments if needed.

78 services67 patients

Extended exam involving color vision testing 92283

An extended exam involving color vision testing helps identify any difficulties in distinguishing colors, often due to genetic conditions or health problems. This non-invasive test involves identifying different colored numbers or patterns.

41 services41 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.

31 services29 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.

25 services25 patients

Photocoagulation treatment to prevent detachment of retina 67145

Photocoagulation is a procedure used to treat retinal disorders. A special laser is directed at the retina to create small burns. These burns form scar tissue which helps to secure the retina to the eye's wall, preventing detachment and preserving vision.

20 services19 patients

Removal of membrane of retina with removal of internal limiting membrane of retina 67042

This procedure involves the surgical removal of a thin layer, called the membrane, from the retina. It also includes the removal of the innermost layer of the retina, known as the internal limiting membrane. This can help improve vision.

17 services17 patients

Hospital Affiliations CMS Care Compare

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

Peterson Regional Medical Center

Acute Care Hospitals · Kerrville, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450007

Location551 Hill Country DriveKerrville, TX 78028 · Kerr County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78216 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.

100/100

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

Individually scored

Quality

100

Improvement Activities

Reported Quality Measures

Age-Related Macular Degeneration (AMD): Dilated Macular Examination

100%1,124 patients5/55-star benchmark: 100%

Diabetes: Eye Exam

100%375 patients5/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

5%78 patients5/55-star benchmark: 91%

Diabetic Macular Edema - Loss of Visual Acuity

100%157 patients

Diabetic Retinopathy: Communication with the Physician Managing Ongoing Diabetes Care

99%557 patients4/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

100%8,076 patients5/55-star benchmark: 100%

Glaucoma Intraocular Pressure Reduction

80%1,650 patients

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients combinedPopulations: 100% · 1,779 patients

Patients screened: 100% · 1,779 patients

98%88 patients4/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Reduction of Intraocular Pressure (IOP) by 15% OR Documentation of a Plan of Care

100%824 patients

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 1,873 patients

Patients totalRate: 0% · 1,873 patients

0%1,873 patients5/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 6

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

TABITHA CASTILLO DPT

Physical Therapist