World Neurosurg
Brain IschemiaIntracranial AneurysmStents
Dr. Thomas J. Grobelny, MD
NPI1053388371
- Medicare services, 2022
- 71
- Part D claims, 2021
- 14
- Publications
- 5
- Clinical trials
- 4
- MIPS score, 2024
- 85
- Practice address
- 2650 Ridge Ave, Evanston, IL 60201
- Practice phone
- Call (847) 570-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Grobelny'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 J. Grobelny is a diagnostic radiologist in Evanston, Illinois
Dr. Grobelny practices at Evanston Hospital in Evanston, Illinois, part of Endeavor Health.
Dr. Grobelny's NPI, 1053388371, was assigned on March 6, 2006. Dr. Grobelny graduated from Wroclaw Medical University in 1986. Dr. Grobelny holds Illinois license 036114911.
NPI and contact details
- NPI
- 1053388371NPI Registry (opens in a new tab)
- NPI enumeration date
- March 6, 2006
- NPI status
- Active
- Practice phone
- (847) 570-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas J. Grobelny practices at Evanston Hospital in Evanston, Illinois
Dr. Grobelny's primary practice is Evanston Hospital, at 2650 Ridge Ave, Evanston, IL 60201 in Cook County. The practice phone is (847) 570-2000.
- Evanston Hospital2650 Ridge Ave, Evanston, IL 60201 · Cook CountyPhone(847) 570-2000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas J. Grobelny is affiliated with 1 site of care and 1 medical group
Dr. Grobelny's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health. The medical group on file is Endeavor Health Medical Group.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas J. Grobelny's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grobelny practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Evanston Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Grobelny practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Endeavor Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thomas J. Grobelny is one of 1,336 diagnostic radiologists in Illinois
Diagnostic radiology is Dr. Grobelny's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Grobelny is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Grobelny's licenses on file in 7 states: Illinois, California, Kansas, Missouri, North Carolina, Pennsylvania and South Carolina.
Specialties and state licenses
- Diagnostic radiology, IllinoisPrimary
- California license
- Kansas license
- Missouri license
- North Carolina license
- Pennsylvania license
- South Carolina license
Diagnostic radiologists near Dr. Grobelny
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
1,336diagnostic radiologists in Illinois49diagnostic radiologists in Evanston42diagnostic radiologists at Evanston Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Grobelny billed Medicare for 71 services in 2022
CMS data shows 71 Medicare services from Dr. Grobelny across 3 procedure codes in 2022. Medicare paid $34,222 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202271
Paid by Medicare$34,222
Procedure codes3
Dr. Grobelny's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Surgery
- 2021: 1262022: 7144%
- Imaging
- 2021: 292022: 0100%
Dr. Grobelny compared with the Illinois median for diagnostic radiologists, 2022
- Dr. Grobelny
- Illinois median
- Medicare services
- 71vs 2,57597% below
- Part D claims
- 14vs 14Close to median
Medians across 1,261 diagnostic radiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Grobelny's most billed Medicare procedure codes, 2022
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. Grobelny?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grobelny and other diagnostic radiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Grobelny's patients have a median age of 24
Across all payers, Dmand AI patient panel data puts Dr. Grobelny's median patient age at 24, with 0% women.
Dr. Grobelny's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 24
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Thomas J. Grobelny wrote 14 Medicare Part D claims in 2021
In 2021, Dr. Grobelny wrote 14 Medicare Part D claims. They cover 1 drug, with $265 in total drug cost. In 2020, CMS named 13 claims across 1 drug.
Part D claims, 202114
Drugs named by CMS1
Total drug cost$265
Dr. Grobelny'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.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 132021: 148%
Drugs named by CMS: 1 in 2021, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Thomas J. Grobelny scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Grobelny for performance year 2024, reported as part of a group.
Dr. Grobelny's MIPS scores, performance year 2024
- 85of 100Final score
- 75.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Find diagnostic radiologists like Dr. Grobelny by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Thomas J. Grobelny has 5 publications on record
Dmand AI links 5 papers to Dr. Grobelny in 2020. 2020 was the busiest year, with 3. Dr. Grobelny's most frequent co-authors are Scott Ryan Geraghty, MD, Babak S. Jahromi, MD and Ali Shaibani, MD.
Papers5
Dr. Grobelny's most frequent co-authors
- Scott Ryan Geraghty, MD2 shared papers
- Babak S. Jahromi, MD2 shared papers
- Ali Shaibani, MD2 shared papers
Recent publications by Dr. Grobelny
Radiology, Interventional
See who Dr. Grobelny researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grobelny works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas J. Grobelny has worked on 4 clinical trials
Dmand AI links Dr. Grobelny to 4 clinical trials. Conditions studied include Intracranial Arterial Diseases, Intracranial Aneurysm and Intracranial Arteriosclerosis. Stryker Neurovascular sponsors the most, 2.
Conditions in Dr. Grobelny's trials
- Intracranial Arterial Diseases
- Intracranial Aneurysm
- Intracranial Arteriosclerosis
- Ischemic Stroke
- Stroke
Investigators on the most trials with Dr. Grobelny
- Blaise W. Baxter, MD2 shared trials
- Hormozd Bozorgchami, MD2 shared trials
- Guilherme Dabus, MD2 shared trials
Recent clinical trials with Dr. Grobelny
Intracranial ArteriosclerosisIntracranial Arterial DiseasesWingspan Stent System
Ischemic StrokeStroke
Pivotal Study of the LVIS (Low Profile Visualized Intraluminal Support) (opens in a new tab)
Completed
Intracranial AneurysmIntracranial Arterial DiseasesLVIS™ and LVIS™ Jr
Intracranial AneurysmIntracranial Arterial DiseasesControl (bare platinum coils)HydroCoil Embolic System
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Thomas J. Grobelny received $13,435 in industry payments from 2016 to 2024
CMS Open Payments shows 199 general payments to Dr. Grobelny from 18 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 81% of the total. MicroVention, Inc. paid the most, $4,269.
General payments to Dr. Grobelny by program year, 2016 to 2024
General payments to Dr. Grobelny by kind, 2016 to 2024
$13.4Kin total
- Food and beverage$10,93581%
- Honoraria$2,50019%
Companies that paid Dr. Grobelny the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas J. Grobelny has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Grobelny, most recently America's Top Doctors in 2014.
Awards and honors for Dr. Grobelny
- 2014
- America's Top Doctors
- Chicago Magazine: Top Doctors
Source: Dmand AI Professional Profile Data
Dr. Thomas J. Grobelny graduated from Wroclaw Medical University
Dr. Grobelny graduated from Wroclaw Medical University in 1986.
- Medical school
- Board certified in diagnostic radiology
- Board certified in neuroradiology
Source: Dmand AI Professional Profile Data
Dr. Thomas J. Grobelny accepts plans from 5 insurance carriers
Dr. Grobelny is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Cigna and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Cigna
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
Plan types Dr. Grobelny accepts, by number of carriers
- Medicare5
- PPO5
- HMO3
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas J. Grobelny'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 J. Grobelny
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 J. Grobelny's NPI number?
Dr. Thomas J. Grobelny's NPI number is 1053388371. It was assigned on March 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Grobelny?
Dr. Thomas J. Grobelny is a diagnostic radiologist in Evanston, Illinois. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Thomas J. Grobelny practice?
Dr. Grobelny practices at 2650 Ridge Ave, Evanston, IL 60201. Dr. Grobelny's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health.
What is Dr. Thomas J. Grobelny's office phone number?
The practice phone on file for Dr. Grobelny is (847) 570-2000.
What is Dr. Thomas J. Grobelny's medical license number?
Dr. Grobelny holds Illinois license 036114911, one of the licenses on file in 7 states.
Which states has Dr. Thomas J. Grobelny been licensed in?
Dmand AI has state licenses on file for Dr. Grobelny in Illinois (2005 to 2026), California (since 1998), Kansas, Missouri, North Carolina (1999 to 2002), Pennsylvania (1996 to 2000) and South Carolina (1999 to 2000).
Which hospitals is Dr. Thomas J. Grobelny affiliated with?
Dr. Grobelny practices at Evanston Hospital in Evanston, Illinois.
What medical group is Dr. Thomas J. Grobelny part of?
Dr. Grobelny is linked to Endeavor Health Medical Group.
Does Dr. Thomas J. Grobelny accept Medicare?
Yes. CMS data shows Dr. Grobelny billed Medicare for 71 services in 2022.
What is Dr. Thomas J. Grobelny's MIPS score?
Dr. Grobelny's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
Is Dr. Thomas J. Grobelny board certified?
Yes. Dr. Grobelny is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Thomas J. Grobelny bill to Medicare?
In 2022, Dr. Grobelny's most billed Medicare services were surgery: brain, spine and nerves (61645), surgery: heart and blood vessels (36224) and surgery: heart and blood vessels (36226).
Where did Dr. Thomas J. Grobelny go to medical school?
Dr. Grobelny graduated from Wroclaw Medical University in 1986.
What drugs does Dr. Thomas J. Grobelny prescribe most?
In 2021 Medicare Part D data, Dr. Grobelny's most prescribed drugs by claims were Clopidogrel.
Has Dr. Thomas J. Grobelny received payments from drug or device companies?
CMS Open Payments shows $13,435 in general payments to Dr. Grobelny from 18 companies from 2016 to 2024. The largest total came from MicroVention, Inc.
How long has Dr. Thomas J. Grobelny been practicing?
Dr. Grobelny graduated from medical school in 1986, 40 years ago.
Does Dr. Thomas J. Grobelny do research?
Dmand AI links 5 publications to Dr. Grobelny. Dr. Grobelny has worked on 4 clinical trials.
Who does Dr. Thomas J. Grobelny publish with?
Dr. Grobelny's most frequent co-authors are Scott Ryan Geraghty, MD (2 shared papers), Babak S. Jahromi, MD (2 shared papers) and Ali Shaibani, MD (2 shared papers).
What insurance does Dr. Thomas J. Grobelny accept?
Dr. Grobelny is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Cigna and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
Selling to diagnostic radiology practices?
See diagnostic radiologists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card