J Neurointerv Surg
Dr. Sameer A. Ansari, MD, PhD
NPI1932214152PAC ID0042216640
- Medicare services, 2024
- 150
- Medicare patients, 2024
- 97
- Publications
- 155
- Clinical trials
- 2
- Hospital affiliations
- 2
- Practice address
- 225 E Chicago Ave, Box 140, Chicago, IL 60611
- Practice phone
- Call (312) 227-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Ansari'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. Sameer A. Ansari is an interventional radiologist in Chicago, Illinois
Dr. Ansari practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago.
Dr. Ansari's NPI, 1932214152, was assigned on August 20, 2006. Dr. Ansari graduated from Sidney Kimmel Medical College in 2000. Dr. Ansari holds Illinois license 036107893.
NPI and contact details
- NPI
- 1932214152NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042216640
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 227-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sameer A. Ansari practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois
Dr. Ansari's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago, at 225 E Chicago Ave, Box 140, Chicago, IL 60611 in Cook County. The practice phone is (312) 227-4000.
- Ann & Robert H. Lurie Children's Hospital of Chicago225 E Chicago Ave, Box 140, Chicago, IL 60611 · Cook CountyPhone(312) 227-4000
Source: Dmand AI Affiliation Data
Dr. Sameer A. Ansari is affiliated with 9 sites of care and 7 medical groups
Dr. Ansari's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago. Dr. Ansari is also affiliated with Northwestern Memorial Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Ansari to 6 more group practices and clinics, 6 medical groups and 1 clinical lab, each named with a free account.
Northwestern Memorial HospitalNorthwestern Medical Faculty Foundation6 group practices and clinicsNames with a free account6 medical groupsNames with a free account1 clinical labName with a free account
See all 16 affiliations for Dr. AnsariSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sameer A. Ansari's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ansari practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ann & Robert H. Lurie Children's Hospital of Chicago | Available with a free account |
| +8 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Ann & Robert H. Lurie Children's Hospital of Chicago and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sameer A. Ansari is one of 187 interventional radiologists in Illinois
Vascular and interventional radiology is Dr. Ansari's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Ansari is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Ansari's licenses on file in 2 states: Illinois and Michigan.
Specialties and state licenses
- Vascular and interventional radiology, IllinoisPrimary
- Michigan license
Interventional radiologists near Dr. Ansari
Counts of interventional radiologists with a Dmand AI profile, by place and practice. Each opens the list.
187interventional radiologists in Illinois65interventional radiologists in Chicago4interventional radiologists at Ann & Robert H. Lurie Children's Hospital of Chicago
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Sameer A. Ansari billed Medicare for 150 services in 2024
CMS data shows 150 Medicare services from Dr. Ansari across 9 procedure codes in 2024, for 97 Medicare patients. Medicare paid $29,369 for them.
Medicare services, 2024150
Medicare patients97
Paid by Medicare$29,369
Procedure codes9
Dr. Ansari's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 322024: 74131%
- Surgery
- 2023: 432024: 6347%
- Office and hospital visits
- 2023: 02024: 13
- Tests and treatments
- 2023: 352024: 0100%
Where Dr. Ansari's Medicare services took place, 2024
- In an office139%
- In a facility13791%
Dr. Ansari compared with the Illinois median for interventional radiologists, 2024
- Dr. Ansari
- Illinois median
- Medicare services
- 150vs 92084% below
- Medicare patients
- 97vs 53882% below
Medians across 164 interventional radiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Ansari's most billed Medicare procedure codes, 2024
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. Ansari?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ansari and other interventional radiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sameer A. Ansari treated 97 Medicare patients in 2024, average age 74
CMS counts 97 Medicare patients who saw Dr. Ansari in 2024. The largest group is 75 to 84, with 40 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.90, 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. Ansari's median patient age at 55, with 53% women.
Medicare patients, 202497
Average age74
Average risk score1.90
Also on Medicaid12%
Dr. Ansari's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ansari's Medicare patients by sex, 2024
- Women5254%
- Men4546%
Chronic conditions among Dr. Ansari's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Stroke or TIA45%
- Mood disorders39%
- Diabetes36%
- Anxiety35%
- Ischemic heart disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ansari's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sameer A. Ansari offers telehealth to Medicare patients
Dr. Ansari accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ansari as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sameer A. Ansari has 155 publications on record
Dmand AI links 155 papers to Dr. Ansari, published from 2007 to 2025. 2016 was the busiest year, with 14. The most frequent topics are Stroke, Cerebral Angiography and Embolization, Therapeutic. Dr. Ansari has published most often in J Neurointerv Surg. Dr. Ansari's most frequent co-authors are Ali Shaibani, MD, Michael C. Hurley and Babak S. Jahromi, MD.
Papers155
Years published2007 to 2025
Dr. Ansari's papers by year, 2016 to 2025
Topics Dr. Ansari writes about most
- Stroke
- Cerebral Angiography
- Embolization, Therapeutic
- Intracranial Aneurysm
- Endovascular Procedures
- Magnetic Resonance Imaging
- Angiography, Digital Subtraction
- Stents
Dr. Ansari's most frequent co-authors
- Ali Shaibani, MD42 shared papers
- Michael C. Hurley30 shared papers
- Babak S. Jahromi, MD27 shared papers
Recent publications by Dr. Ansari
J Neurointerv Surg
Black or African AmericanIschemic StrokeThrombectomy
Embolization, TherapeuticIntracranial Arteriovenous MalformationsMicrosurgery
See who Dr. Ansari researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ansari works with, so you can find a warm path to the right interventional radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sameer A. Ansari has worked on 2 clinical trials
Dmand AI links Dr. Ansari to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Intracranial Arteriosclerosis, Ischemic Stroke and Ischemia. Open Payments lists research payments to Dr. Ansari that name 1 trial.
Conditions in Dr. Ansari's trials
- Intracranial Arteriosclerosis
- Ischemic Stroke
- Ischemia
- Plaque, Amyloid
Investigators on the most trials with Dr. Ansari
- Amer Alshekhlee, MD1 shared trial
- Sheyar Wala Amin, MD1 shared trial
- Mohammad Aziz1 shared trial
Recent clinical trials with Dr. Ansari
Predicting Stroke Risk in ICAD With Novel MRI (opens in a new tab)
RecruitingPhase 4
Intracranial ArteriosclerosisPlaque, AmyloidFeraheme
$4,625 in research paymentsIschemic StrokeIschemiaMicroVention Mechanical Thrombectomy Devices as first-line treatment
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Sameer A. Ansari received $164,328 in industry payments from 2016 to 2025
CMS Open Payments shows 119 general payments to Dr. Ansari from 19 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 93% of the total. MicroVention, Inc. paid the most, $54,949. It also lists 13 research payments totaling $32,406 from 2021 to 2025, naming 1 clinical trial.
General payments to Dr. Ansari by program year, 2016 to 2025
General payments to Dr. Ansari by kind, 2016 to 2025
$164.3Kin total
- Consulting fees$153,56093%
- Food and beverage$5,1503%
- Travel and lodging$3,3682%
- Honoraria$2,0001%
- Speaker and faculty fees$2500%
Companies that paid Dr. Ansari 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. Sameer A. Ansari has 10 awards and honors on record
Dmand AI lists 10 awards for Dr. Ansari, most recently Outstanding Teacher Award in 2016.
Awards and honors for Dr. Ansari
- 2016
- Outstanding Teacher Award
- 2009
- Faculty Physician Peer Role Model Nominee
- 2002
- Research Award
- 2000
- Foerderer Scholarship
- 1994
- M.D./Ph.D. Dunglison Scholarship
- 1993
- Scholarship
Source: Dmand AI Professional Profile Data
Dr. Sameer A. Ansari graduated from Sidney Kimmel Medical College
Dr. Ansari graduated from Sidney Kimmel Medical College in 2000.
- Medical school
- Board certified in diagnostic radiology
- Board certified in neuroradiology
Source: Dmand AI Professional Profile Data
Dr. Sameer A. Ansari accepts plans from 9 insurance carriers
Dr. Ansari is in network with 9 carriers, including Elevance, HCSC and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Elevance
- HCSC
- Blue Cross Blue Shield of Michigan
- Cigna
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Ansari accepts, by number of carriers
- Medicare8
- PPO6
- HMO5
- POS5
- Medicaid2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Sameer A. Ansari'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Sameer A. Ansari
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. Sameer A. Ansari's NPI number?
Dr. Sameer A. Ansari's NPI number is 1932214152. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sameer A. Ansari?
Dr. Sameer A. Ansari is an interventional radiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).
Where does Dr. Sameer A. Ansari practice?
Dr. Ansari practices at 225 E Chicago Ave, Box 140, Chicago, IL 60611. Dr. Ansari's primary practice is Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois, part of Ann & Robert H. Lurie Children's Hospital of Chicago. Dmand AI also links Dr. Ansari to 6 group practices and clinics, 6 medical groups and 1 clinical lab.
What is Dr. Sameer A. Ansari's office phone number?
The practice phone on file for Dr. Ansari is (312) 227-4000.
What is Dr. Sameer A. Ansari's medical license number?
Dr. Ansari holds Illinois license 036107893, one of the licenses on file in 2 states.
Which states has Dr. Sameer A. Ansari been licensed in?
Dmand AI has state licenses on file for Dr. Ansari in Illinois (2002 to 2026) and Michigan (2005 to 2015).
Which hospitals is Dr. Sameer A. Ansari affiliated with?
Dr. Ansari practices at Ann & Robert H. Lurie Children's Hospital of Chicago in Chicago, Illinois. Dr. Ansari is also affiliated with Northwestern Memorial Hospital.
What medical group is Dr. Sameer A. Ansari part of?
Dr. Ansari is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Ansari to 6 more medical groups.
Does Dr. Sameer A. Ansari accept Medicare?
Yes. CMS data shows Dr. Ansari billed Medicare for 150 services in 2024, and Dr. Ansari accepts Medicare assignment.
Does Dr. Sameer A. Ansari offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ansari as offering telehealth services.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Sameer A. Ansari see?
CMS counts 97 Medicare patients who saw Dr. Ansari in 2024, with an average age of 74.
Is Dr. Sameer A. Ansari board certified?
Yes. Dr. Ansari is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Sameer A. Ansari bill to Medicare?
In 2024, Dr. Ansari's most billed Medicare services were diagnostic imaging (75898), surgery: heart and blood vessels (36224) and diagnostic imaging (76377).
Where did Dr. Sameer A. Ansari go to medical school?
Dr. Ansari graduated from Sidney Kimmel Medical College in 2000.
Has Dr. Sameer A. Ansari received payments from drug or device companies?
CMS Open Payments shows $164,328 in general payments to Dr. Ansari from 19 companies from 2016 to 2025. The largest total came from MicroVention, Inc.
How long has Dr. Sameer A. Ansari been practicing?
Dr. Ansari graduated from medical school in 2000, 26 years ago.
Does Dr. Sameer A. Ansari do research?
Dmand AI links 155 publications to Dr. Ansari, published from 2007 to 2025. Dr. Ansari has worked on 2 clinical trials.
Who does Dr. Sameer A. Ansari publish with?
Dr. Ansari's most frequent co-authors are Ali Shaibani, MD (42 shared papers), Michael C. Hurley (30 shared papers) and Babak S. Jahromi, MD (27 shared papers).
What insurance does Dr. Sameer A. Ansari accept?
Dr. Ansari is in network with 9 carriers, including Elevance, HCSC and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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