Dr. Christopher Michael Zook, MD
- Medicare services, 2024
- 339
- Medicare patients, 2024
- 452
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Industry payments
- $49
- 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
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Dr. Christopher Michael Zook is an anesthesiologist in Chicago, Illinois
Dr. Zook practices at Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare.
Dr. Zook's NPI, 1659639219, was assigned on May 1, 2012. Dr. Zook holds Illinois license 036140695.
- NPI
- 1659639219NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456636067
- NPI enumeration date
- May 1, 2012
- 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
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christopher Michael Zook practices at Northwestern Memorial Hospital in Chicago, Illinois
Dr. Zook'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. Christopher Michael Zook is affiliated with 2 sites of care and 6 medical groups
Dr. Zook's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dr. Zook is also affiliated with Swedish Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Zook to 5 more medical groups, 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. Christopher Michael Zook's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zook 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 site and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christopher Michael Zook is one of 1,887 anesthesiologists in Illinois
Anesthesiology is Dr. Zook's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Zook is licensed in Illinois.
Specialties and state licenses
- Anesthesiology, IllinoisPrimary
Anesthesiologists near Dr. Zook
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
Dr. Christopher Michael Zook billed Medicare for 339 services in 2024
CMS data shows 339 Medicare services from Dr. Zook across 14 procedure codes in 2024, for 452 Medicare patients. Medicare paid $33,090 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zook's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2482024: 32230%
- Surgery
- 2023: 262024: 1735%
Dr. Zook compared with the Illinois median for anesthesiologists, 2024
- Dr. Zook
- Illinois median
- Medicare services
- 339vs 913.7 times
- Medicare patients
- 452vs 1572.9 times
Medians across 1,742 anesthesiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Zook'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. Zook and other anesthesiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Christopher Michael Zook treated 452 Medicare patients in 2024, average age 73
CMS counts 452 Medicare patients who saw Dr. Zook in 2024. The largest group is 65 to 74, with 222 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.86, 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. Zook's median patient age at 64, with 49% women.
Dr. Zook's Medicare patients by age, 2024
Dr. Zook's Medicare patients by sex, 2024
- Women22951%
- Men22349%
Chronic conditions among Dr. Zook's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease41%
- Chronic kidney disease33%
- Atrial fibrillation30%
- Cancer29%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zook's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christopher Michael Zook 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. Zook for performance year 2024, reported through an alternative payment model (APM). Dr. Zook accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Zook'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. Christopher Michael Zook received $49 in industry payments from 2016 to 2020
CMS Open Payments shows 3 general payments to Dr. Zook from 2 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 100% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $34.
General payments to Dr. Zook by program year, 2016 to 2020
Companies that paid Dr. Zook the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Christopher Michael Zook'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Christopher Michael Zook
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. Christopher Michael Zook's NPI number?
Dr. Christopher Michael Zook's NPI number is 1659639219. It was assigned on May 1, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Christopher Michael Zook?
Dr. Christopher Michael Zook is an anesthesiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Christopher Michael Zook practice?
Dr. Zook practices at 251 E Huron St, Chicago, IL 60611. Dr. Zook's primary practice is Northwestern Memorial Hospital in Chicago, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Dr. Zook to 5 medical groups.
What is Dr. Christopher Michael Zook's office phone number?
The practice phone on file for Dr. Zook is (312) 926-2000.
What is Dr. Christopher Michael Zook's medical license number?
Dr. Zook holds Illinois license 036140695.
Which hospitals is Dr. Christopher Michael Zook affiliated with?
Dr. Zook practices at Northwestern Memorial Hospital in Chicago, Illinois. Dr. Zook is also affiliated with Swedish Hospital.
What medical group is Dr. Christopher Michael Zook part of?
Dr. Zook is linked to Northwestern Medical Faculty Foundation. Dmand AI links Dr. Zook to 5 more medical groups.
Does Dr. Christopher Michael Zook accept Medicare?
Yes. CMS data shows Dr. Zook billed Medicare for 339 services in 2024, and Dr. Zook accepts Medicare assignment.
What is Dr. Christopher Michael Zook's MIPS score?
Dr. Zook'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. Christopher Michael Zook see?
CMS counts 452 Medicare patients who saw Dr. Zook in 2024, with an average age of 73.
Show 3 more questionsShow fewer questions
What services does Dr. Christopher Michael Zook bill to Medicare?
In 2024, Dr. Zook's most billed Medicare services were anesthesia (00731), anesthesia (00142) and anesthesia (01922).
Has Dr. Christopher Michael Zook received payments from drug or device companies?
CMS Open Payments shows $49 in general payments to Dr. Zook from 2 companies from 2016 to 2020. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Christopher Michael Zook been practicing?
Dr. Zook graduated from medical school in 2012, 14 years ago.
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