Dr. John Clifford Treanor, MD
- Medicare services, 2024
- 3,307
- Medicare patients, 2024
- 2,678
- MIPS score, 2024
- 96
- Hospital affiliations
- 3
- Medical group
- 1
- Practice address
- 25 North Winfield Road, Winfield, IL 60190
- Practice phone
- Call (630) 682-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Treanor'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. John Clifford Treanor is a diagnostic radiologist in Winfield, Illinois
Dr. Treanor practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare.
Dr. Treanor's NPI, 1114006145, was assigned on November 2, 2006. Dr. Treanor graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984. Dr. Treanor holds Illinois license 036-073639.
- NPI
- 1114006145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7113082710
- NPI enumeration date
- November 2, 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
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Clifford Treanor practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois
Dr. Treanor'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.
- Northwestern Medicine Central DuPage Hospital25 North Winfield Road, Winfield, IL 60190 · Du Page CountyPhone(630) 682-1600
Source: Dmand AI Affiliation Data
Dr. John Clifford Treanor is affiliated with 5 sites of care and 1 medical group
Dr. Treanor's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dr. Treanor is also affiliated with Northwestern Memorial Hospital. The medical group on file is Radiology Subspecialists of Northern Illinois, LLC. Dmand AI also links Dr. Treanor to 1 more hospital, 1 breast imaging center and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Clifford Treanor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Treanor practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medicine Central DuPage Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Clifford Treanor is one of 1,336 diagnostic radiologists in Illinois
Diagnostic radiology is Dr. Treanor's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Treanor is licensed in Illinois.
Specialties and state licenses
- Diagnostic radiology, IllinoisPrimary
Diagnostic radiologists near Dr. Treanor
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
Dr. John Clifford Treanor billed Medicare for 3,307 services in 2024
CMS data shows 3,307 Medicare services from Dr. Treanor across 47 procedure codes in 2024, for 2,678 Medicare patients. Medicare paid $101,767 for them.
Dr. Treanor's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 3,5752024: 3,17911%
- Tests and treatments
- 2023: 1622024: 12821%
Where Dr. Treanor's Medicare services took place, 2024
- In an office85226%
- In a facility2,45574%
Dr. Treanor compared with the Illinois median for diagnostic radiologists, 2024
- Dr. Treanor
- Illinois median
- Medicare services
- 3,307vs 2,57528% above
- Medicare patients
- 2,678vs 1,83646% above
Medians across 1,261 diagnostic radiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Treanor'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Clifford Treanor treated 2,678 Medicare patients in 2024, average age 75
CMS counts 2,678 Medicare patients who saw Dr. Treanor in 2024. The largest group is 65 to 74, with 1,188 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.61, 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. Treanor's median patient age at 65, with 57% women.
Dr. Treanor's Medicare patients by age, 2024
Dr. Treanor's Medicare patients by sex, 2024
- Women1,55658%
- Men1,12242%
Chronic conditions among Dr. Treanor's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease36%
- Anxiety32%
- Diabetes31%
- Mood disorders31%
- Chronic kidney disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Treanor'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
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Clifford Treanor 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. Treanor for performance year 2024, reported through an alternative payment model (APM). Dr. Treanor accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Treanor'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. John Clifford Treanor graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Treanor graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Clifford Treanor'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)Clinician Public Reporting: Overall MIPS Performance (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. John Clifford Treanor
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What is Dr. John Clifford Treanor's NPI number?
Dr. John Clifford Treanor's NPI number is 1114006145. It was assigned on November 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Clifford Treanor?
Dr. John Clifford Treanor is a diagnostic radiologist in Winfield, Illinois. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. John Clifford Treanor practice?
Dr. Treanor practices at 25 North Winfield Road, Winfield, IL 60190. Dr. Treanor's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Dr. Treanor to 1 hospital, 1 breast imaging center and 1 clinical lab.
What is Dr. John Clifford Treanor's office phone number?
The practice phone on file for Dr. Treanor is (630) 682-1600.
What is Dr. John Clifford Treanor's medical license number?
Dr. Treanor holds Illinois license 036-073639.
Which hospitals is Dr. John Clifford Treanor affiliated with?
Dr. Treanor practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois. Dr. Treanor is also affiliated with Northwestern Memorial Hospital. Dmand AI links Dr. Treanor to 1 more hospital.
What medical group is Dr. John Clifford Treanor part of?
Dr. Treanor is linked to Radiology Subspecialists of Northern Illinois, LLC.
Does Dr. John Clifford Treanor accept Medicare?
Yes. CMS data shows Dr. Treanor billed Medicare for 3,307 services in 2024, and Dr. Treanor accepts Medicare assignment.
What is Dr. John Clifford Treanor's MIPS score?
Dr. Treanor's MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. John Clifford Treanor see?
CMS counts 2,678 Medicare patients who saw Dr. Treanor in 2024, with an average age of 75.
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What services does Dr. John Clifford Treanor bill to Medicare?
In 2024, Dr. Treanor's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and diagnostic imaging (74177).
Where did Dr. John Clifford Treanor go to medical school?
Dr. Treanor graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984.
How long has Dr. John Clifford Treanor been practicing?
Dr. Treanor graduated from medical school in 1984, 42 years ago.
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