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Dr. Thomas Michael Komar, MD
NPI1093815458PAC ID4082895388
- Medicare services, 2019
- 28
- Medicare patients, 2024
- 28
- Part D claims, 2021
- 15
- Publications
- 1
- MIPS score, 2024
- 95
- Practice address
- 1901 W Harrison St, Chicago, IL 60612
- Practice phone
- Call (312) 864-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Komar's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Thomas Michael Komar is a general surgeon in Chicago, Illinois
Dr. Komar practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government.
Dr. Komar's NPI, 1093815458, was assigned on September 25, 2006. Dr. Komar graduated from University of Missouri, Columbia School of Medicine in 1996. Dr. Komar holds Illinois license 036-107999.
NPI and contact details
- NPI
- 1093815458NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082895388
- NPI enumeration date
- September 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 864-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Michael Komar practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois
Dr. Komar's primary practice is John H. Stroger, Jr. Hospital of Cook County, at 1901 W Harrison St, Chicago, IL 60612 in Cook County. The practice phone is (312) 864-6000.
- John H. Stroger, Jr. Hospital of Cook County1901 W Harrison St, Chicago, IL 60612 · Cook CountyPhone(312) 864-6000
Source: Dmand AI Affiliation Data
Dr. Thomas Michael Komar is affiliated with 2 sites of care and 1 medical group
Dr. Komar's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government. Dr. Komar is also affiliated with Provident Hospital of Cook County Health. The medical group on file is John H. Stroger, Jr. Hospital of Cook County.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Michael Komar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Komar practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John H. Stroger, Jr. Hospital of Cook County | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Michael Komar is one of 1,217 general surgeons in Illinois
Surgery is Dr. Komar's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Komar is licensed in Illinois.
Specialties and state licenses
- Surgery, IllinoisPrimary
General surgeons near Dr. Komar
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
1,217general surgeons in Illinois372general surgeons in Chicago22general surgeons at John H. Stroger, Jr. Hospital of Cook County
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Thomas Michael Komar billed Medicare for 28 services in 2019
CMS data shows 28 Medicare services from Dr. Komar across 1 procedure code in 2019, for 28 Medicare patients. Medicare paid $1,749 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201928
Medicare patients28
Paid by Medicare$1,749
Procedure codes1
Dr. Komar's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 392019: 2828%
Dr. Komar compared with the Illinois median for general surgeons, 2019
- Dr. Komar
- Illinois median
- Medicare services
- 28vs 19486% below
- Medicare patients
- 28vs 14481% below
- Part D claims
- 15vs 2846% below
Medians across 1,031 general surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Komar's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Komar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Komar and other general surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Michael Komar treated 28 Medicare patients in 2024, average age 70
CMS counts 28 Medicare patients who saw Dr. Komar in 2024. The largest group is 65 to 74, with 12 patients. 75% of them have high blood pressure, and 43% have high cholesterol. Their average risk score is 1.60, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Komar's median patient age at 65, with 41% women.
Medicare patients, 202428
Average age70
Average risk score1.60
Dr. Komar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Komar's Medicare patients by sex, 2024
- Women1139%
- Men1761%
Chronic conditions among Dr. Komar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol43%
- Diabetes39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Komar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Michael Komar wrote 15 Medicare Part D claims in 2021
In 2021, Dr. Komar wrote 15 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $14 in total drug cost.
Part D claims, 202115
Drugs named by CMS1
Total drug cost$14
Dr. Komar's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Thomas Michael Komar scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Komar for performance year 2024, reported as part of a group. Dr. Komar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Komar's MIPS scores, performance year 2024
- 95of 100Final score
- 74.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 85of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Thomas Michael Komar has 1 publication on record
Dmand AI links 1 paper to Dr. Komar. Dr. Komar's most frequent co-authors are Steven R. Bonomo, MD, Harry M. Richter, MD and Benjamin R. Veenstra, MD.
Papers1
Dr. Komar's most frequent co-authors
- Steven R. Bonomo, MD1 shared paper
- Harry M. Richter, MD1 shared paper
- Benjamin R. Veenstra, MD1 shared paper
Recent publications by Dr. Komar
See who Dr. Komar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Komar works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas Michael Komar received $1,364 in industry payments from 2016 to 2025
CMS Open Payments shows 5 general payments to Dr. Komar from 4 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 89% of the total. Sanofi and Genzyme US Companies paid the most, $1,208.
General payments to Dr. Komar by program year, 2016 to 2025
General payments to Dr. Komar by kind, 2016 to 2025
$1.4Kin total
- Speaker and faculty fees$1,20889%
- Food and beverage$15611%
Companies that paid Dr. Komar the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas Michael Komar graduated from University of Missouri, Columbia School of Medicine
Dr. Komar graduated from University of Missouri, Columbia School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas Michael Komar's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Thomas Michael Komar
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Thomas Michael Komar's NPI number?
Dr. Thomas Michael Komar's NPI number is 1093815458. It was assigned on September 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Michael Komar?
Dr. Thomas Michael Komar is a general surgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Thomas Michael Komar practice?
Dr. Komar practices at 1901 W Harrison St, Chicago, IL 60612. Dr. Komar's primary practice is John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois, part of Cook County Government.
What is Dr. Thomas Michael Komar's office phone number?
The practice phone on file for Dr. Komar is (312) 864-6000.
What is Dr. Thomas Michael Komar's medical license number?
Dr. Komar holds Illinois license 036-107999.
Which hospitals is Dr. Thomas Michael Komar affiliated with?
Dr. Komar practices at John H. Stroger, Jr. Hospital of Cook County in Chicago, Illinois. Dr. Komar is also affiliated with Provident Hospital of Cook County Health.
What medical group is Dr. Thomas Michael Komar part of?
Dr. Komar is linked to John H. Stroger, Jr. Hospital of Cook County.
Does Dr. Thomas Michael Komar accept Medicare?
Yes. CMS data shows Dr. Komar billed Medicare for 28 services in 2019, and Dr. Komar accepts Medicare assignment.
What is Dr. Thomas Michael Komar's MIPS score?
Dr. Komar's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas Michael Komar see?
CMS counts 28 Medicare patients who saw Dr. Komar in 2024, with an average age of 70.
Show 7 more questionsShow fewer questions
What services does Dr. Thomas Michael Komar bill to Medicare?
In 2019, Dr. Komar's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Thomas Michael Komar go to medical school?
Dr. Komar graduated from University of Missouri, Columbia School of Medicine in 1996.
What drugs does Dr. Thomas Michael Komar prescribe most?
In 2021 Medicare Part D data, Dr. Komar's most prescribed drugs by claims were Tramadol HCl.
Has Dr. Thomas Michael Komar received payments from drug or device companies?
CMS Open Payments shows $1,364 in general payments to Dr. Komar from 4 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Thomas Michael Komar been practicing?
Dr. Komar graduated from medical school in 1996, 30 years ago.
Does Dr. Thomas Michael Komar do research?
Dmand AI links 1 publication to Dr. Komar.
Who does Dr. Thomas Michael Komar publish with?
Dr. Komar's most frequent co-authors are Steven R. Bonomo, MD (1 shared paper), Harry M. Richter, MD (1 shared paper) and Benjamin R. Veenstra, MD (1 shared paper).
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