DR. THOMAS K UNGER O.D.
NPI 1629158092
Optometrist in Troy, IL

Q: What is Thomas Unger's NPI number?

The NPI number for Thomas Unger is 1629158092. It was assigned to this individual provider in the NPPES registry on October 17, 2006.

Q: What is Thomas Unger's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Unger was last updated on November 17, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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 October 17, 2006PECOS EnrolledAccepts Medicare Assignment

100/100

CMS Quality Rating

534 EDWARDSVILLE RD, TROY, IL 62294(618) 667-2020(618) 667-0205 Get Directions Write a Review

NPPES record last updated: November 17, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Thomas K Unger O.d. NPPES

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

DR. THOMAS K UNGER O.D. (NPI 1629158092) is an individual optometrist in Troy, Illinois, licensed in Illinois (046.008303) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Missouri St Louis - School Of Optometry (1988).

NPPES Registry Identity

NPI1629158092

Entity TypeIndividualMale

Primary Taxonomy152W00000X

Provider Legal NameDR. THOMAS K UNGERCredential: O.D.

Location Address534 EDWARDSVILLE RDTroy, IL 62294-1338

Mailing Address534 Edwardsville RdTroy, IL 62294-1338 · (618) 667-2020 · Fax (618) 667-0205

Phone(618) 667-2020

Fax(618) 667-0205

Sole ProprietorNo

Medical School CMSUniversity Of Missouri St Louis - School Of OptometryGraduated 1988

Enumeration DateOctober 17, 2006

Last NPPES UpdateNovember 17, 2009

✔ NPI 1629158092 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in IL · 046.008303

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

534 EDWARDSVILLE RD, Troy, IL 62294

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Other Identifiers 5

OtherCJ3828IL · Medicare Rr

Medicare UPINT92346IL

Medicare PIN928581IL

Medicaid046008303IL

Medicare NSC4866160001IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware 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. Thomas K Unger O.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 ID5193896561

PECOS Enrollment IDI20080612000836

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 17

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.

228 services147 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.

182 services129 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.

166 services56 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.

146 services80 patients

Exam of visual field with intermediate testing 92082

An exam of the visual field with intermediate testing is a procedure that checks your peripheral (side) vision. It helps to identify blind spots which could be a sign of eye diseases. This non-invasive test is painless and quick.

94 services81 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.

93 services60 patients

Evaluation of eye adaptation to light and dark with interpretation and report 92284

This procedure checks how your eyes adjust to different light conditions. In a dimly lit room, your eyes are first exposed to bright light. Then, the lights are turned off to see how quickly your eyes adapt to darkness. This helps identify any potential vision problems.

81 services56 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.

70 services44 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.

62 services52 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).

59 services39 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.

56 services52 patients

Photography of content of eyes 92285

Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.

44 services32 patients

Pattern recording of retinal electrical responses to external stimuli with interpretation and report 0509T

This procedure records the electrical responses of your retina to light stimuli. It helps understand how your eye cells are functioning. A report is prepared interpreting the results, aiding in diagnosis and treatment planning.

33 services32 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.

24 services24 patients

Ultrasound scan of eye using water bath method 76513

An ultrasound scan of the eye using the water bath method is a non-invasive procedure. It involves placing the eye in a small container of water to create clear images of the eye's internal structures. This assists in diagnosing and monitoring various eye conditions.

18 services18 patients

Measurement of nerve conduction using visual stimulation testing with report 95930

This procedure involves testing the speed and strength of signals traveling through your nerves, using visual stimuli. It helps identify any nerve damage or dysfunction. A report of the results is provided for further analysis.

17 services14 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.

13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62294 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

$131.14 typical visit price

range $56.28 – $173.35

Typical copayment $32.78 (range $14.07 – $43.33)

Most-billed visit code 99204

Established Patient

$70.42 typical visit price

range $17.51 – $139.99

Typical copayment $17.60 (range $4.37 – $34.99)

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

Closing the Referral Loop: Receipt of Specialist Report

100%20 patients5/55-star benchmark: 87%

Diabetes: Eye Exam

100%185 patients5/55-star benchmark: 100%

Diabetic Retinopathy: Communication with the Physician Managing Ongoing Diabetes Care

100%194 patients5/55-star benchmark: 100%

Documentation of Current Medications in the Medical Record

99%3,147 patients4/55-star benchmark: 100%

Primary Open-Angle Glaucoma (POAG): Optic Nerve Evaluation

100%53 patients

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 0% · 473 patients

Patients totalRate: 0% · 473 patients

0%473 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.

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Other Providers at the Same Location NPPES 2

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

UNGER EYE CARE PC

Optometrist

534 EDWARDSVILLE RD
TROY, IL 62294

Madison County (618) 667-2020

DR. ALICE E UNGER O.D.

Optometrist

534 EDWARDSVILLE RD
TROY, IL 62294

Madison County (618) 667-2020

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 Thomas Unger's NPI number?

The NPI number for Thomas Unger is 1629158092. It was assigned to this individual provider in the NPPES registry on October 17, 2006.

Where is Thomas Unger located?

Thomas Unger practices at 534 Edwardsville Rd, Troy, IL 62294. The listed phone number is (618) 667-2020.

What is Thomas Unger's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Thomas Unger enrolled in Medicare?

Yes. Thomas Unger 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 Thomas Unger accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana and 5 other insurers list Thomas Unger 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.

When was this NPI record last updated?

The NPPES record for Thomas Unger was last updated on November 17, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years 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.