Mark John Kelly

  • Winfield, IL
  • Diagnostic radiologist
NPI1770641136PAC ID8123183720
Medicare services, 2024
2,304
Medicare patients, 2024
1,728
Hospital affiliations
2
Medical group
1
State license
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

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Mark John Kelly is a diagnostic radiologist in Winfield, Illinois

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

Mark Kelly's NPI, 1770641136, was assigned on December 5, 2006. Mark Kelly graduated from Northwestern University Feinberg Medical School in 1992. Mark Kelly holds Illinois license 036091461.

NPI and contact details
Medicare PAC ID
8123183720
NPI enumeration date
December 5, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(630) 682-1600
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
60
Medical school graduation
1992

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

Mark John Kelly practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois

Mark Kelly'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

Mark John Kelly is affiliated with 4 sites of care and 1 medical group

Mark Kelly's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Mark Kelly is also affiliated with Northwestern Memorial Hospital. The medical group on file is Radiology Subspecialists of Northern Illinois, LLC. Dmand AI also links Mark Kelly to 1 more breast imaging center and 1 clinical lab, each named with a free account.

See all 5 affiliations for Mark Kelly

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

Dmand AI tracks the EHR system at Mark John Kelly's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mark Kelly practices, 4 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
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Mark John Kelly is one of 1,336 diagnostic radiologists in Illinois

Diagnostic radiology is Mark Kelly's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Mark Kelly is licensed in Illinois.

Specialties and state licenses

  • Diagnostic radiology, IllinoisPrimaryLicense 036091461 · taxonomy 2085R0202X

Diagnostic radiologists near Mark Kelly

Counts of diagnostic 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

Mark John Kelly billed Medicare for 2,304 services in 2024

CMS data shows 2,304 Medicare services from Mark Kelly across 25 procedure codes in 2024, for 1,728 Medicare patients. Medicare paid $63,421 for them.

Medicare services, 20242,304
Medicare patients1,728
Paid by Medicare$63,421
Procedure codes25

Mark Kelly's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 2,2552024: 2,2152%
Tests and treatments
2023: 652024: 8937%

Where Mark Kelly's Medicare services took place, 2024

  • In an office38817%
  • In a facility1,91683%

Mark Kelly compared with the Illinois median for diagnostic radiologists, 2024

  • Mark Kelly
  • Illinois median
Medicare services
2,304vs 2,57511% below
Medicare patients
1,728vs 1,8366% below

Medians across 1,261 diagnostic radiologists in Illinois with Dmand AI profiles that report each measure.

Mark Kelly'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 Mark Kelly

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

Mark John Kelly treated 1,728 Medicare patients in 2024, average age 75

CMS counts 1,728 Medicare patients who saw Mark Kelly in 2024. The largest group is 65 to 74, with 762 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Mark Kelly's median patient age at 68, with 58% women.

Medicare patients, 20241,728
Average age75
Average risk score1.72
Also on Medicaid12%

Mark Kelly's Medicare patients by age, 2024

Mark Kelly's Medicare patients by sex, 2024

  • Women1,00258%
  • Men72642%

Chronic conditions among Mark Kelly's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease39%
  5. Diabetes35%
  6. Anxiety34%
  7. Mood disorders34%
  8. Chronic kidney disease32%

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

Mark Kelly's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women58%
  • Men40%

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

How Mark John Kelly takes part in Medicare

Mark Kelly accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Mark John Kelly graduated from Northwestern University Feinberg Medical School

Mark Kelly graduated from Northwestern University Feinberg Medical School in 1992.

  1. Medical schoolNorthwestern University Feinberg Medical School

Source: Dmand AI Professional Profile Data

Sources for Mark John Kelly'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 Mark John Kelly

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Mark John Kelly's NPI number?

Mark John Kelly's NPI number is 1770641136. It was assigned on December 5, 2006, and it is active in the NPI Registry.

What does Mark John Kelly specialize in?

Mark John Kelly is a diagnostic radiologist in Winfield, Illinois. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Mark John Kelly practice?

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

What is Mark John Kelly's office phone number?

The practice phone on file for Mark Kelly is (630) 682-1600.

What is Mark John Kelly's medical license number?

Mark Kelly holds Illinois license 036091461.

Which hospitals is Mark John Kelly affiliated with?

Mark Kelly practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois. Mark Kelly is also affiliated with Northwestern Memorial Hospital.

What medical group is Mark John Kelly part of?

Mark Kelly is linked to Radiology Subspecialists of Northern Illinois, LLC.

Does Mark John Kelly accept Medicare?

Yes. CMS data shows Mark Kelly billed Medicare for 2,304 services in 2024, and Mark Kelly accepts Medicare assignment.

How many Medicare patients does Mark John Kelly see?

CMS counts 1,728 Medicare patients who saw Mark Kelly in 2024, with an average age of 75.

What services does Mark John Kelly bill to Medicare?

In 2024, Mark Kelly's most billed Medicare services were diagnostic imaging (71045), radiation oncology (77080) and diagnostic imaging (71250).

Where did Mark John Kelly go to medical school?

Mark Kelly graduated from Northwestern University Feinberg Medical School in 1992.

How long has Mark John Kelly been practicing?

Mark Kelly graduated from medical school in 1992, 34 years ago.

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