THOMAS KLIS
NPI 1952833154
Student in an Organized Health Care Education/Training Program in Chicago, IL

Q: What is Thomas Klis's NPI number?

The NPI number for Thomas Klis is 1952833154. It was assigned to this individual provider in the NPPES registry on March 28, 2017.

Q: What is Thomas Klis's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Klis was last updated on March 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 March 28, 2017PECOS EnrolledAccepts Medicare Assignment

79.46/100

CMS Quality Rating

836 W WELLINGTON AVE, CHICAGO, IL 60657(773) 975-1600 Get Directions Write a Review

NPPES record last updated: March 28, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Thomas Klis NPPES

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

THOMAS KLIS (NPI 1952833154) is an individual student in an organized health care education/training program in Chicago, Illinois and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and is a graduate of University Of Toledo College Of Medicine (2017).

NPPES Registry Identity

NPI1952833154

Entity TypeIndividualMale

Primary Taxonomy390200000X

Provider Legal NameTHOMAS KLIS

Location Address836 W WELLINGTON AVEChicago, IL 60657-5147

Mailing Address10736 Lorel AveOak Lawn, IL 60453-5065 · (708) 539-7341

Phone(773) 975-1600

Sole ProprietorYes

Medical School CMSUniversity Of Toledo College Of MedicineGraduated 2017

Enumeration DateMarch 28, 2017

✔ NPI 1952833154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care

Taxonomy Code390200000X

Definition

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

836 W WELLINGTON AVE, Chicago, IL 60657

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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

Thomas Klis 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 ID9032480173

PECOS Enrollment IDI20210831002684

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 Klis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dermatology Associates Of Lagrange Sc

16 mi

Dermatology

5201 WILLOW SPRINGS RD, SUITE #430
La Grange Highlands, IL 60525

Reassigned Medicare billing, Illinois enrollment
17 clinicians in this Medicare group

NPI 1780795856 (708) 482-3213

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 12

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.

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

1,149 services146 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.

417 services231 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

243 services164 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.

217 services156 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

164 services126 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

85 services79 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.

79 services79 patients

Destruction of precancer skin growth, 15 or more growths 17004

This procedure involves removing 15 or more precancerous skin growths to prevent them from developing into cancer. It's done using various methods like freezing, creams, or minor surgery. The goal is to protect your health by stopping cancer before it starts.

63 services44 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

40 services40 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

24 services17 patients

Destruction of skin growth, 15 or more growths 17111

"Destruction of skin growth" refers to a procedure where unwanted skin growths, such as warts or moles, are removed. In this case, 15 or more growths are treated. Techniques may include freezing, burning, or laser therapy. It's a safe, quick process to improve skin health.

21 services15 patients

Removal of skin tag, 1-15 skin tags 11200

Skin tag removal is a simple procedure where small, benign growths on the skin are carefully removed. This can be achieved through several methods such as freezing, burning, or cutting off the skin tags. The process is quick, typically painless with local anesthesia, and aids in skin smoothness.

16 services15 patients

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.

79.46/100

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

Scored as part of a group practice

Quality

96.67

Promoting Interoperability

100

Improvement Activities

Cost

34.89

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.

DR. ROBERT R TURELLI JR. MD

Emergency Medicine

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5878

JAYME L. CAPPA

Speech-Language Pathologist

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-7988

DR. CHIMUANYA OKOLI MD

Internal Medicine (Sleep Medicine)

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5424

DEBRA FARIDA

Nurse Anesthetist, Certified Registered

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 975-1600

MALIK SAHOURI DO

Anesthesiology

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5187

SERGIO GUTIERREZ NUNEZ MD

Anesthesiology

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-5187

MS. NOREEN MARIE SHERIDAN RD. LDN,CDE

Dietitian, Registered

836 W WELLINGTON AVE, FOOD AND NUTRITION DEPT.
CHICAGO, IL 60657

Cook County (773) 296-5912

ANN M HARVEY APN, CNP

Nurse Practitioner

836 W WELLINGTON AVE
CHICAGO, IL 60657

Cook County (773) 296-3646

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 Klis's NPI number?

The NPI number for Thomas Klis is 1952833154. It was assigned to this individual provider in the NPPES registry on March 28, 2017.

Where is Thomas Klis located?

Thomas Klis practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 975-1600.

What is Thomas Klis's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Thomas Klis enrolled in Medicare?

Yes. Thomas Klis 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.

Which organization bills Medicare for Thomas Klis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Klis reassigns Medicare benefits to Dermatology Associates Of Lagrange Sc (La Grange Highlands, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thomas Klis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Thomas Klis was last updated on March 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.