Dr. Peter C. Warnke, MD
- Medicare services, 2024
- 81
- Medicare patients, 2024
- 90
- Part D claims, 2024
- 15
- Hospital affiliations
- 1
- Industry payments
- $23,392
- Practice address
- 5721 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
Comer Children's Hospital - Hyde Park
Chicago, Illinois
Find Dr. Warnke'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. Peter C. Warnke is a neurosurgeon in Chicago, Illinois
Dr. Warnke practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois.
Dr. Warnke's NPI, 1932286663, was assigned on November 1, 2006. Dr. Warnke holds Massachusetts license 230093.
- NPI
- 1932286663NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658379557
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (773) 702-1530
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter C. Warnke practices at Comer Children's Hospital - Hyde Park in Chicago, Illinois
Dr. Warnke's primary practice is Comer Children's Hospital - Hyde Park, at 5721 S Maryland Ave, Chicago, IL 60637 in Cook County. The practice phone is (773) 702-1530.
- Comer Children's Hospital - Hyde Park5721 S Maryland Ave, Chicago, IL 60637 · Cook CountyPhone(773) 702-1530
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter C. Warnke is affiliated with 4 sites of care and 2 medical groups
Dr. Warnke's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. Dr. Warnke is also affiliated with University of Chicago Medical Center. The medical group on file is UChicago Medicine Physicians. Dmand AI also links Dr. Warnke to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Peter C. Warnke's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Warnke practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Comer Children's Hospital - Hyde Park | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter C. Warnke is one of 303 neurosurgeons in Illinois
Neurological surgery is Dr. Warnke's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Warnke is licensed in Massachusetts.
Specialties and state licenses
- Neurological surgery, MassachusettsPrimary
Neurosurgeons near Dr. Warnke
Counts of neurosurgeons 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. Peter C. Warnke billed Medicare for 81 services in 2024
CMS data shows 81 Medicare services from Dr. Warnke across 2 procedure codes in 2024, all of them office visits, for 90 Medicare patients. Medicare paid $3,470 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Warnke's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 932024: 8113%
- Surgery
- 2023: 152024: 0100%
Dr. Warnke compared with the Illinois median for neurosurgeons, 2024
- Dr. Warnke
- Illinois median
- Medicare services
- 81vs 18456% below
- Medicare patients
- 90vs 14237% below
Medians across 252 neurosurgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Warnke'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. Warnke and other neurosurgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter C. Warnke treated 90 Medicare patients in 2024, average age 70
CMS counts 90 Medicare patients who saw Dr. Warnke in 2024. The largest group is 65 to 74, with 38 patients. 72% of them have high blood pressure, and 68% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.13, 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. Warnke's median patient age at 63, with 53% women.
Dr. Warnke's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Warnke's Medicare patients by sex, 2024
- Women4651%
- Men4449%
Chronic conditions among Dr. Warnke's Medicare patients, 2024
- High blood pressure72%
- High cholesterol68%
- Arthritis44%
- Anxiety39%
- Stroke or TIA36%
- Mood disorders34%
- Depression32%
- Cancer30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Warnke's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter C. Warnke wrote 15 Medicare Part D claims in 2024
In 2024, Dr. Warnke wrote 15 Medicare Part D claims. 100% of them were for generic drugs.
Drug classes CMS tracks in Dr. Warnke's Part D claims, 2024
- Antibiotics100%15 of 15 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Peter C. Warnke offers telehealth to Medicare patients
Dr. Warnke accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Warnke as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Peter C. Warnke received $23,392 in industry payments from 2016 to 2025
CMS Open Payments shows 67 general payments to Dr. Warnke from 8 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 51% of the total. Medtronic, Inc. paid the most, $18,468. It also lists 14 research payments totaling $51,418 from 2022 to 2023.
General payments to Dr. Warnke by program year, 2016 to 2025
General payments to Dr. Warnke by kind, 2016 to 2025
- Consulting fees$11,90851%
- Travel and lodging$6,42627%
- Food and beverage$2,83312%
- Speaker and faculty fees$2,22510%
Companies that paid Dr. Warnke the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Peter C. Warnke'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 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) |
| Part D prescribing | Medicare Part D Prescribers - 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) |
| 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. Peter C. Warnke
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. Peter C. Warnke's NPI number?
Dr. Peter C. Warnke's NPI number is 1932286663. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter C. Warnke?
Dr. Peter C. Warnke is a neurosurgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Peter C. Warnke practice?
Dr. Warnke practices at 5721 S Maryland Ave, Chicago, IL 60637. Dr. Warnke's primary practice is Comer Children's Hospital - Hyde Park in Chicago, Illinois. Dmand AI also links Dr. Warnke to 2 group practices and clinics and 1 medical group.
What is Dr. Peter C. Warnke's office phone number?
The practice phone on file for Dr. Warnke is (773) 702-1530.
What is Dr. Peter C. Warnke's medical license number?
Dr. Warnke holds Massachusetts license 230093.
Which hospitals is Dr. Peter C. Warnke affiliated with?
Dr. Warnke is affiliated with University of Chicago Medical Center.
What medical group is Dr. Peter C. Warnke part of?
Dr. Warnke is linked to UChicago Medicine Physicians. Dmand AI links Dr. Warnke to 1 more medical group.
Does Dr. Peter C. Warnke accept Medicare?
Yes. CMS data shows Dr. Warnke billed Medicare for 81 services in 2024, and Dr. Warnke accepts Medicare assignment.
Does Dr. Peter C. Warnke offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Warnke as offering telehealth services.
How many Medicare patients does Dr. Peter C. Warnke see?
CMS counts 90 Medicare patients who saw Dr. Warnke in 2024, with an average age of 70.
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What services does Dr. Peter C. Warnke bill to Medicare?
In 2024, Dr. Warnke's most billed Medicare services were office visit, established patient (99212) and office visit, new patient (99203).
Has Dr. Peter C. Warnke received payments from drug or device companies?
CMS Open Payments shows $23,392 in general payments to Dr. Warnke from 8 companies from 2016 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Peter C. Warnke been practicing?
Dr. Warnke graduated from medical school in 1983, 43 years ago.
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