Dr. Kevin J. O'Leary, MD
- Medicare services, 2024
- 80
- Medicare patients, 2024
- 31
- MIPS score, 2024
- 95
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 251 E Huron St, Chicago, IL 60611
- Practice phone
- Call (312) 926-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. O'Leary's professional email, personal email and mobile number
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Dr. Kevin J. O'Leary is an internist in Chicago, Illinois
Dr. O'Leary practices at Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare.
Dr. O'Leary's NPI, 1902837537, was assigned on July 5, 2006. Dr. O'Leary graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1997. Dr. O'Leary holds Illinois license 036100965.
- NPI
- 1902837537NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2567639842
- NPI enumeration date
- July 5, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 926-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kevin J. O'Leary practices at Northwestern Memorial Hospital in Chicago, Illinois
Dr. O'Leary's primary practice is Northwestern Memorial Hospital, at 251 E Huron St, Chicago, IL 60611 in Cook County. The practice phone is (312) 926-2000.
- Northwestern Memorial Hospital251 E Huron St, Chicago, IL 60611 · Cook CountyPhone(312) 926-2000
Source: Dmand AI Affiliation Data
Dr. Kevin J. O'Leary is affiliated with 2 sites of care and 1 medical group
Dr. O'Leary's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. O'Leary to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kevin J. O'Leary's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Leary practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Memorial Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kevin J. O'Leary is one of 5,652 internists in Illinois
Internal medicine is Dr. O'Leary's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. O'Leary is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. O'Leary
Counts of internists 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. Kevin J. O'Leary billed Medicare for 80 services in 2024
CMS data shows 80 Medicare services from Dr. O'Leary across 2 procedure codes in 2024, for 31 Medicare patients. Medicare paid $6,162 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. O'Leary's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1552024: 8048%
Dr. O'Leary compared with the Illinois median for internists, 2024
- Dr. O'Leary
- Illinois median
- Medicare services
- 80vs 56686% below
- Medicare patients
- 31vs 20885% below
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. O'Leary'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. O'Leary and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kevin J. O'Leary treated 31 Medicare patients in 2024, average age 72
CMS counts 31 Medicare patients who saw Dr. O'Leary in 2024. The largest group is 65 to 74, with 12 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 42% are also on Medicaid. Their average risk score is 4.42, 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. O'Leary's median patient age at 72, with 55% women.
Dr. O'Leary's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. O'Leary's Medicare patients by sex, 2024
- Women1239%
- Men1961%
Chronic conditions among Dr. O'Leary's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease58%
- Diabetes55%
- Heart failure55%
- Anxiety48%
- Arthritis48%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Leary'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
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kevin J. O'Leary scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. O'Leary for performance year 2024, reported through an alternative payment model (APM). Dr. O'Leary accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. O'Leary's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 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. Kevin J. O'Leary graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. O'Leary graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kevin J. O'Leary'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. Kevin J. O'Leary
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What is Dr. Kevin J. O'Leary's NPI number?
Dr. Kevin J. O'Leary's NPI number is 1902837537. It was assigned on July 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kevin J. O'Leary?
Dr. Kevin J. O'Leary is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kevin J. O'Leary practice?
Dr. O'Leary practices at 251 E Huron St, Chicago, IL 60611. Dr. O'Leary's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Dr. O'Leary to 1 group practice or clinic.
What is Dr. Kevin J. O'Leary's office phone number?
The practice phone on file for Dr. O'Leary is (312) 926-2000.
What is Dr. Kevin J. O'Leary's medical license number?
Dr. O'Leary holds Illinois license 036100965.
Which hospitals is Dr. Kevin J. O'Leary affiliated with?
Dr. O'Leary practices at Northwestern Memorial Hospital in Chicago, Illinois.
What medical group is Dr. Kevin J. O'Leary part of?
Dr. O'Leary is linked to Northwestern Medical Faculty Foundation.
Does Dr. Kevin J. O'Leary accept Medicare?
Yes. CMS data shows Dr. O'Leary billed Medicare for 80 services in 2024, and Dr. O'Leary accepts Medicare assignment.
What is Dr. Kevin J. O'Leary's MIPS score?
Dr. O'Leary's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Kevin J. O'Leary see?
CMS counts 31 Medicare patients who saw Dr. O'Leary in 2024, with an average age of 72.
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What services does Dr. Kevin J. O'Leary bill to Medicare?
In 2024, Dr. O'Leary's most billed Medicare services were hospital inpatient care (99232) and hospital inpatient care (99233).
Where did Dr. Kevin J. O'Leary go to medical school?
Dr. O'Leary graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1997.
How long has Dr. Kevin J. O'Leary been practicing?
Dr. O'Leary graduated from medical school in 1997, 29 years ago.
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