Dr. Harish N. Shownkeen, MD

  • Winfield, IL
  • Interventional radiologist
NPI1851311450PAC ID6507856929
Medicare services, 2024
196
Medicare patients, 2024
81
Part D claims, 2017
16
Publications
16
Clinical trials
1
Practice address
25 North Winfield Road, Winfield, IL 60190
Practice phone
Call (630) 682-1600
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Northwestern Medicine Central DuPage Hospital

Hospital · Winfield, Illinois

See all 6 affiliations

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Dr. Harish N. Shownkeen is an interventional radiologist in Winfield, Illinois

Dr. Shownkeen practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare.

Dr. Shownkeen's NPI, 1851311450, was assigned on July 20, 2006. Dr. Shownkeen graduated from Kasturba Medical College Manipal in 1978. Dr. Shownkeen holds Illinois license 036090410.

NPI and contact details
Medicare PAC ID
6507856929
NPI enumeration date
July 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(630) 682-1600
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
73
Medical school graduation
1978

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Harish N. Shownkeen practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois

Dr. Shownkeen's primary practice is Northwestern Medicine Central DuPage Hospital, at 25 North Winfield Road, Winfield, IL 60190 in Du Page County. The practice phone is (630) 682-1600.

Source: Dmand AI Affiliation Data

Dr. Harish N. Shownkeen is affiliated with 3 sites of care and 3 medical groups

Dr. Shownkeen's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Shownkeen to 2 more medical groups, 1 breast imaging center and 1 clinical lab, each named with a free account.

See all 6 affiliations for Dr. Shownkeen

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Harish N. Shownkeen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shownkeen practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Northwestern Medicine Central DuPage HospitalAvailable with a free account
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Harish N. Shownkeen is one of 187 interventional radiologists in Illinois

Vascular and interventional radiology is Dr. Shownkeen's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Shownkeen is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Shownkeen's licenses on file in 4 states: Illinois, Iowa, Wisconsin and Florida.

Specialties and state licenses

  • Vascular and interventional radiology, IllinoisPrimaryLicense 036090410 · 1995 to 2026 · taxonomy 2085R0204X
  • Iowa license2023 to 2024
  • Wisconsin license2022 to 2023
  • Florida license2017 to 2019

Interventional radiologists near Dr. Shownkeen

Counts of interventional radiologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Harish N. Shownkeen billed Medicare for 196 services in 2024

CMS data shows 196 Medicare services from Dr. Shownkeen across 7 procedure codes in 2024, for 81 Medicare patients. Medicare paid $30,198 for them.

Medicare services, 2024196
Medicare patients81
Paid by Medicare$30,198
Procedure codes7

Dr. Shownkeen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 512024: 7241%
Surgery
2023: 672024: 727%
Office and hospital visits
2023: 552024: 525%

Where Dr. Shownkeen's Medicare services took place, 2024

  • In an office5227%
  • In a facility14473%

Dr. Shownkeen compared with the Illinois median for interventional radiologists, 2024

  • Dr. Shownkeen
  • Illinois median
Medicare services
196vs 92079% below
Medicare patients
81vs 53885% below
Part D claims
16vs 1916% below

Medians across 164 interventional radiologists in Illinois with Dmand AI profiles that report each measure.

Dr. Shownkeen'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.

See all procedures by Dr. Shownkeen

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shownkeen and other interventional radiologists in Illinois.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Harish N. Shownkeen treated 81 Medicare patients in 2024, average age 75

CMS counts 81 Medicare patients who saw Dr. Shownkeen in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Shownkeen's median patient age at 72, with 65% women.

Medicare patients, 202481
Average age75
Average risk score1.28
Also on Medicaid14%

Dr. Shownkeen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Shownkeen's Medicare patients by sex, 2024

  • Women5163%
  • Men3037%

Chronic conditions among Dr. Shownkeen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Stroke or TIA63%
  4. Arthritis51%
  5. Ischemic heart disease43%
  6. Anxiety31%
  7. Mood disorders28%
  8. Atrial fibrillation27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Shownkeen's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women65%
  • Men35%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Harish N. Shownkeen wrote 16 Medicare Part D claims in 2017

In 2017, Dr. Shownkeen wrote 16 Medicare Part D claims. They cover 1 drug, with $353 in total drug cost.

Part D claims, 201716
Drugs named by CMS1
Total drug cost$353

Dr. Shownkeen's most prescribed drugs by claims, 2017

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Dr. Shownkeen

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Harish N. Shownkeen scored 96 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Shownkeen for performance year 2024, reported through an alternative payment model (APM). Dr. Shownkeen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Shownkeen's MIPS scores, performance year 2024

  • 96of 100Final score
  • 88.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Harish N. Shownkeen has 16 publications on record

Dmand AI links 16 papers to Dr. Shownkeen, published from 2002 to 2025. The most frequent topics are Magnetic Resonance Imaging, Arteriovenous Fistula and Cerebral Angiography. Dr. Shownkeen's most frequent co-authors are Pooja Khatri, MD, Michael J. Alexander, MD and Lindsey Carlton Blake, MD.

Papers16
Years published2002 to 2025

Dr. Shownkeen's papers by year, 2002 to 2025

Topics Dr. Shownkeen writes about most

  • Magnetic Resonance Imaging
  • Arteriovenous Fistula
  • Cerebral Angiography
  • Embolization, Therapeutic
  • Radiography
  • Stroke
  • Fibrinolytic Agents
  • Intracranial Aneurysm

Dr. Shownkeen's most frequent co-authors

Recent publications by Dr. Shownkeen

See all 16 publications and co-authors

See who Dr. Shownkeen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Shownkeen works with, so you can find a warm path to the right interventional radiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Harish N. Shownkeen has worked on 1 clinical trial

Dmand AI links Dr. Shownkeen to 1 clinical trial. Conditions studied include Intracranial Arteriosclerosis and Intracranial Arterial Diseases.

Conditions in Dr. Shownkeen's trials

  • Intracranial Arteriosclerosis
  • Intracranial Arterial Diseases

Investigators on the most trials with Dr. Shownkeen

Recent clinical trials with Dr. Shownkeen

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Harish N. Shownkeen received $47,046 in industry payments from 2016 to 2025

CMS Open Payments shows 92 general payments to Dr. Shownkeen from 11 drug and device companies from 2016 to 2025. Royalties and licenses make up the largest share, 69% of the total. Medtronic USA, Inc. paid the most, $32,668.

General payments to Dr. Shownkeen by program year, 2016 to 2025

General payments to Dr. Shownkeen by kind, 2016 to 2025

$47Kin total
  • Royalties and licenses$32,28269%
  • Food and beverage$7,48716%
  • Travel and lodging$7,27715%

Companies that paid Dr. Shownkeen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Shownkeen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Harish N. Shownkeen has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Shownkeen, most recently CMS Stage 1 EHR in 2014.

Awards and honors for Dr. Shownkeen

  1. 2014
    • CMS Stage 1 EHR
    • West Suburban Living Magazine
  2. 2012
    • Chicago Magazine: Top Doctors

Source: Dmand AI Professional Profile Data

Dr. Harish N. Shownkeen graduated from Kasturba Medical College Manipal

Dr. Shownkeen graduated from Kasturba Medical College Manipal in 1978.

  1. Medical schoolKasturba Medical College Manipal
  2. Board certified in diagnostic radiologyAmerican Board of Radiology
  3. Board certified in neuroradiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Harish N. Shownkeen accepts plans from 17 insurance carriers

Dr. Shownkeen is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Cigna
  • HCSC
  • United Healthcare
  • Aetna
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +9 more carriersWith a free account

Plan types Dr. Shownkeen accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare9
  4. POS7
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Harish N. Shownkeen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Harish N. Shownkeen

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. Harish N. Shownkeen's NPI number?

Dr. Harish N. Shownkeen's NPI number is 1851311450. It was assigned on July 20, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Harish N. Shownkeen?

Dr. Harish N. Shownkeen is an interventional radiologist in Winfield, Illinois. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).

Where does Dr. Harish N. Shownkeen practice?

Dr. Shownkeen practices at 25 North Winfield Road, Winfield, IL 60190. Dr. Shownkeen's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Dr. Shownkeen to 2 medical groups, 1 breast imaging center and 1 clinical lab.

What is Dr. Harish N. Shownkeen's office phone number?

The practice phone on file for Dr. Shownkeen is (630) 682-1600.

What is Dr. Harish N. Shownkeen's medical license number?

Dr. Shownkeen holds Illinois license 036090410, one of the licenses on file in 4 states.

Which states has Dr. Harish N. Shownkeen been licensed in?

Dmand AI has state licenses on file for Dr. Shownkeen in Illinois (1995 to 2026), Iowa (2023 to 2024), Wisconsin (2022 to 2023) and Florida (2017 to 2019).

Which hospitals is Dr. Harish N. Shownkeen affiliated with?

Dr. Shownkeen practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois.

What medical group is Dr. Harish N. Shownkeen part of?

Dr. Shownkeen is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Shownkeen to 2 more medical groups.

Does Dr. Harish N. Shownkeen accept Medicare?

Yes. CMS data shows Dr. Shownkeen billed Medicare for 196 services in 2024, and Dr. Shownkeen accepts Medicare assignment.

What is Dr. Harish N. Shownkeen's MIPS score?

Dr. Shownkeen's MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Harish N. Shownkeen see?

CMS counts 81 Medicare patients who saw Dr. Shownkeen in 2024, with an average age of 75.

Is Dr. Harish N. Shownkeen board certified?

Yes. Dr. Shownkeen is board certified in diagnostic radiology by the American Board of Radiology.

What services does Dr. Harish N. Shownkeen bill to Medicare?

In 2024, Dr. Shownkeen's most billed Medicare services were ultrasound (76937), surgery: heart and blood vessels (36226) and office visit, new patient (99205).

Where did Dr. Harish N. Shownkeen go to medical school?

Dr. Shownkeen graduated from Kasturba Medical College Manipal in 1978.

What drugs does Dr. Harish N. Shownkeen prescribe most?

In 2017 Medicare Part D data, Dr. Shownkeen's most prescribed drugs by claims were Clopidogrel.

Has Dr. Harish N. Shownkeen received payments from drug or device companies?

CMS Open Payments shows $47,046 in general payments to Dr. Shownkeen from 11 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.

How long has Dr. Harish N. Shownkeen been practicing?

Dr. Shownkeen graduated from medical school in 1978, 48 years ago.

Does Dr. Harish N. Shownkeen do research?

Dmand AI links 16 publications to Dr. Shownkeen, published from 2002 to 2025. Dr. Shownkeen has worked on 1 clinical trial.

Who does Dr. Harish N. Shownkeen publish with?

Dr. Shownkeen's most frequent co-authors are Pooja Khatri, MD (2 shared papers), Michael J. Alexander, MD (1 shared paper) and Lindsey Carlton Blake, MD (1 shared paper).

What insurance does Dr. Harish N. Shownkeen accept?

Dr. Shownkeen is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Cigna. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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