Dr. Daniel R. Kowalzyk, DO
- Medicare services, 2024
- 441
- Medicare patients, 2024
- 408
- Part D claims, 2024
- 957
- Hospital affiliations
- 1
- Industry payments
- $248
- Practice address
- 1 Ingalls Drive, Harvey, IL 60426
- Practice phone
- Call (708) 333-2300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kowalzyk's professional email, personal email and mobile number
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Dr. Daniel R. Kowalzyk is an emergency medicine physician in Harvey, Illinois
Dr. Kowalzyk practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago.
Dr. Kowalzyk's NPI, 1184647752, was assigned on July 25, 2006. Dr. Kowalzyk graduated from Midwestern University, Chicago College of Osteopathic Med in 1988.
- NPI
- 1184647752NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305927450
- NPI enumeration date
- July 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 333-2300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel R. Kowalzyk practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois
Dr. Kowalzyk's primary practice is UChicago Medicine Ingalls Memorial Hospital, at 1 Ingalls Drive, Harvey, IL 60426 in Cook County. The practice phone is (708) 333-2300.
- UChicago Medicine Ingalls Memorial Hospital1 Ingalls Drive, Harvey, IL 60426 · Cook CountyPhone(708) 333-2300
Source: Dmand AI Affiliation Data
Dr. Daniel R. Kowalzyk is affiliated with 1 site of care and 1 medical group
Dr. Kowalzyk's primary practice is UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago. The medical group on file is Ingalls Urgent Aid.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel R. Kowalzyk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kowalzyk practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UChicago Medicine Ingalls Memorial Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel R. Kowalzyk is one of 2,385 emergency medicine physicians in Illinois
Emergency medicine is Dr. Kowalzyk's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Kowalzyk has a license on file in Illinois.
Specialties and state licenses
- Emergency medicine, Illinois
Emergency medicine physicians near Dr. Kowalzyk
Counts of emergency medicine physicians 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. Daniel R. Kowalzyk billed Medicare for 441 services in 2024
CMS data shows 441 Medicare services from Dr. Kowalzyk across 4 procedure codes in 2024, for 408 Medicare patients. Medicare paid $40,954 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kowalzyk's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4382024: 4243%
- Tests and treatments
- 2023: 232024: 1726%
Dr. Kowalzyk compared with the Illinois median for emergency medicine physicians, 2024
- Dr. Kowalzyk
- Illinois median
- Medicare services
- 441vs 27461% above
- Medicare patients
- 408vs 27349% above
- Part D claims
- 801vs 4517.8 times
Medians across 2,281 emergency medicine physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Kowalzyk'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. Kowalzyk and other emergency medicine physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel R. Kowalzyk treated 408 Medicare patients in 2024, average age 71
CMS counts 408 Medicare patients who saw Dr. Kowalzyk in 2024. The largest group is 65 to 74, with 142 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 37% are also on Medicaid. Their average risk score is 1.39, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kowalzyk's median patient age at 54, with 62% women.
Dr. Kowalzyk's Medicare patients by age, 2024
Dr. Kowalzyk's Medicare patients by sex, 2024
- Women26264%
- Men14636%
Chronic conditions among Dr. Kowalzyk's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis51%
- Diabetes41%
- Ischemic heart disease27%
- Anxiety26%
- Heart failure26%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kowalzyk's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women62%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel R. Kowalzyk wrote 957 Medicare Part D claims in 2024
In 2024, Dr. Kowalzyk wrote 957 Medicare Part D claims for 527 patients. 93% of them were for generic drugs. CMS names the drug for 801 of them, across 22 drugs with 11 or more claims each, at $6,513 in total drug cost. In 2023, CMS named 630 claims across 16 drugs.
Dr. Kowalzyk's Part D claims by kind of drug, 2024
- Generic890 claims93%
- Brand-name and other67 claims7%
Dr. Kowalzyk's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kowalzyk's Part D claims, 2024
- Opioids2%20 of 957 claims
- Antibiotics24%225 of 957 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6302024: 80127%
Drugs named by CMS: 22 in 2024, 16 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Daniel R. Kowalzyk takes part in Medicare
Dr. Kowalzyk 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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Dr. Daniel R. Kowalzyk received $248 in industry payments from 2016 to 2019
CMS Open Payments shows 13 general payments to Dr. Kowalzyk from 8 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $77.
General payments to Dr. Kowalzyk by program year, 2016 to 2019
Companies that paid Dr. Kowalzyk the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel R. Kowalzyk graduated from Midwestern University, Chicago College of Osteopathic Med
Dr. Kowalzyk graduated from Midwestern University, Chicago College of Osteopathic Med in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Daniel R. Kowalzyk'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| 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. Daniel R. Kowalzyk
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. Daniel R. Kowalzyk's NPI number?
Dr. Daniel R. Kowalzyk's NPI number is 1184647752. It was assigned on July 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel R. Kowalzyk?
Dr. Daniel R. Kowalzyk is an emergency medicine physician in Harvey, Illinois. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Daniel R. Kowalzyk practice?
Dr. Kowalzyk practices at 1 Ingalls Drive, Harvey, IL 60426. Dr. Kowalzyk's primary practice is UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois, part of The University of Chicago.
What is Dr. Daniel R. Kowalzyk's office phone number?
The practice phone on file for Dr. Kowalzyk is (708) 333-2300.
Which hospitals is Dr. Daniel R. Kowalzyk affiliated with?
Dr. Kowalzyk practices at UChicago Medicine Ingalls Memorial Hospital in Harvey, Illinois.
What medical group is Dr. Daniel R. Kowalzyk part of?
Dr. Kowalzyk is linked to Ingalls Urgent Aid.
Does Dr. Daniel R. Kowalzyk accept Medicare?
Yes. CMS data shows Dr. Kowalzyk billed Medicare for 441 services in 2024, and Dr. Kowalzyk accepts Medicare assignment.
How many Medicare patients does Dr. Daniel R. Kowalzyk see?
CMS counts 408 Medicare patients who saw Dr. Kowalzyk in 2024, with an average age of 71.
What services does Dr. Daniel R. Kowalzyk bill to Medicare?
In 2024, Dr. Kowalzyk's most billed Medicare services were emergency department visit (99284), emergency department visit (99283) and emergency department visit (99285).
Where did Dr. Daniel R. Kowalzyk go to medical school?
Dr. Kowalzyk graduated from Midwestern University, Chicago College of Osteopathic Med in 1988.
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What drugs does Dr. Daniel R. Kowalzyk prescribe most?
In 2024 Medicare Part D data, Dr. Kowalzyk's most prescribed drugs by claims were Naproxen, Prednisone and Tizanidine HCl.
Has Dr. Daniel R. Kowalzyk received payments from drug or device companies?
CMS Open Payments shows $248 in general payments to Dr. Kowalzyk from 8 companies from 2016 to 2019. The largest total came from Genentech, Inc.
How long has Dr. Daniel R. Kowalzyk been practicing?
Dr. Kowalzyk graduated from medical school in 1988, 38 years ago.
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