Consciousness MonitorsHypotensionIntraoperative Complications
Michael F. O'Connor
NPI1083731327PAC ID0749206399
- Medicare services, 2024
- 234
- Medicare patients, 2024
- 151
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $139
- Practice address
- 5841 S Maryland Ave, Chicago, IL 60637
- Practice phone
- Call (773) 702-1530
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The University of Chicago Medical Center
Chicago, Illinois
Find Michael O'Connor'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.
Michael F. O'Connor is an anesthesiologist in Chicago, Illinois
Michael O'Connor practices at The University of Chicago Medical Center in Chicago, Illinois.
Michael O'Connor's NPI, 1083731327, was assigned on March 23, 2007. Michael O'Connor graduated from University of Chicago, Pritzker School of Medicine in 1987. Michael O'Connor holds Illinois license 036078429.
NPI and contact details
- NPI
- 1083731327NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749206399
- NPI enumeration date
- March 23, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 702-1530
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael F. O'Connor practices at The University of Chicago Medical Center in Chicago, Illinois
Michael O'Connor's primary practice is The University of Chicago Medical Center, at 5841 S Maryland Ave, Chicago, IL 60637 in Cook County. The practice phone is (773) 702-1530.
- The University of Chicago Medical Center5841 S Maryland Ave, Chicago, IL 60637 · Cook CountyPhone(773) 702-1530
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael F. O'Connor is affiliated with 2 sites of care and 2 medical groups
Michael O'Connor's primary practice is The University of Chicago Medical Center in Chicago, Illinois. Michael O'Connor is also affiliated with University of Chicago Medical Center. The medical group on file is UChicago Medicine Physicians. Dmand AI also links Michael O'Connor to 1 more medical group, named with a free account.
The University of Chicago Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Michael F. O'Connor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael O'Connor practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Chicago Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael F. O'Connor is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Michael O'Connor's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Michael O'Connor is licensed in Illinois.
Specialties and state licenses
- Anesthesiology, IllinoisPrimary
Anesthesiologists near Michael O'Connor
Counts of anesthesiologists 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
Michael F. O'Connor billed Medicare for 234 services in 2024
CMS data shows 234 Medicare services from Michael O'Connor across 4 procedure codes in 2024, for 151 Medicare patients. Medicare paid $23,925 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024234
Medicare patients151
Paid by Medicare$23,925
Procedure codes4
Michael O'Connor's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2122024: 1996%
- Anesthesia
- 2023: 112024: 35218%
Michael O'Connor compared with the Illinois median for anesthesiologists, 2024
- Michael O'Connor
- Illinois median
- Medicare services
- 234vs 912.6 times
- Medicare patients
- 151vs 157Close to median
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Michael O'Connor'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 Michael O'Connor and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Michael F. O'Connor treated 151 Medicare patients in 2024, average age 70
CMS counts 151 Medicare patients who saw Michael O'Connor in 2024. The largest group is 65 to 74, with 70 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.71, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Michael O'Connor's median patient age at 68, with 45% women.
Medicare patients, 2024151
Average age70
Average risk score2.71
Also on Medicaid29%
Michael O'Connor's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Michael O'Connor's Medicare patients by sex, 2024
- Women6543%
- Men8657%
Chronic conditions among Michael O'Connor's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease57%
- Diabetes48%
- Heart failure48%
- Chronic kidney disease46%
- Arthritis42%
- Atrial fibrillation40%
Share of Medicare patients with each condition. A patient can have several.
Michael O'Connor'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
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Michael F. O'Connor takes part in Medicare
Michael O'Connor 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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Michael F. O'Connor has 1 publication on record
Dmand AI links 1 paper to Michael O'Connor.
Papers1
Recent publications by Michael O'Connor
See who Michael O'Connor researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Michael O'Connor works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Michael F. O'Connor received $139 in industry payments from 2016 to 2021
CMS Open Payments shows 4 general payments to Michael O'Connor from 3 drug and device companies from 2016 to 2021. Education make up the largest share, 68% of the total. CSL Behring paid the most, $95.
General payments to Michael O'Connor by program year, 2016 to 2021
General payments to Michael O'Connor by kind, 2016 to 2021
$139in total
- Education$9568%
- Food and beverage$4432%
Companies that paid Michael O'Connor the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael F. O'Connor graduated from University of Chicago, Pritzker School of Medicine
Michael O'Connor graduated from University of Chicago, Pritzker School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Michael F. O'Connor'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 |
| Industry payments | Open Payments (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 Michael F. O'Connor
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael F. O'Connor's NPI number?
Michael F. O'Connor's NPI number is 1083731327. It was assigned on March 23, 2007, and it is active in the NPI Registry.
What does Michael F. O'Connor specialize in?
Michael F. O'Connor is an anesthesiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Michael F. O'Connor practice?
Michael O'Connor practices at 5841 S Maryland Ave, Chicago, IL 60637. Michael O'Connor's primary practice is The University of Chicago Medical Center in Chicago, Illinois. Dmand AI also links Michael O'Connor to 1 medical group.
What is Michael F. O'Connor's office phone number?
The practice phone on file for Michael O'Connor is (773) 702-1530.
What is Michael F. O'Connor's medical license number?
Michael O'Connor holds Illinois license 036078429.
Which hospitals is Michael F. O'Connor affiliated with?
Michael O'Connor is affiliated with University of Chicago Medical Center.
What medical group is Michael F. O'Connor part of?
Michael O'Connor is linked to UChicago Medicine Physicians. Dmand AI links Michael O'Connor to 1 more medical group.
Does Michael F. O'Connor accept Medicare?
Yes. CMS data shows Michael O'Connor billed Medicare for 234 services in 2024, and Michael O'Connor accepts Medicare assignment.
How many Medicare patients does Michael F. O'Connor see?
CMS counts 151 Medicare patients who saw Michael O'Connor in 2024, with an average age of 70.
What services does Michael F. O'Connor bill to Medicare?
In 2024, Michael O'Connor's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and anesthesia (00731).
Show 4 more questionsShow fewer questions
Where did Michael F. O'Connor go to medical school?
Michael O'Connor graduated from University of Chicago, Pritzker School of Medicine in 1987.
Has Michael F. O'Connor received payments from drug or device companies?
CMS Open Payments shows $139 in general payments to Michael O'Connor from 3 companies from 2016 to 2021. The largest total came from CSL Behring.
How long has Michael F. O'Connor been practicing?
Michael O'Connor graduated from medical school in 1987, 39 years ago.
Does Michael F. O'Connor do research?
Dmand AI links 1 publication to Michael O'Connor.
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