Dr. Peter Michael Kerwin, MD
- Part D claims, 2024
- 414
- Industry payments
- $9,278
- Affiliated sites
- 2
- Medical groups
- 3
- State license
- 1
- Practice address
- 3825 Highland Ave Ste 210 Suite 210, Downers Grove, IL 60515
- Practice phone
- Call (630) 435-6107
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dupage Medical Group - Primary Care - Downers Grove (Highland Ave)
Multi-specialty group site · Downers Grove, Illinois
Find Dr. Kerwin'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 Michael Kerwin is an interventional cardiologist in Naperville, Illinois
Dr. Kerwin practices at Dupage Medical Group - Primary Care - Downers Grove (Highland Ave) in Downers Grove, Illinois.
Dr. Kerwin's NPI, 1003862467, was assigned on May 26, 2006. Dr. Kerwin graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984.
- NPI
- 1003862467NPI Registry (opens in a new tab)
- NPI enumeration date
- May 26, 2006
- NPI status
- Active
- Practice phone
- (630) 435-6107
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter Michael Kerwin practices in Downers Grove and Naperville
Dr. Kerwin's primary practice is Dupage Medical Group - Primary Care - Downers Grove (Highland Ave), at 3825 Highland Ave Ste 210 Suite 210, Downers Grove, IL 60515. The practice phone is (630) 435-6107. The NPI Registry lists Dr. Kerwin's practice address as 801 S Washington St, Naperville, IL 60540.
- Dupage Medical Group - Primary Care - Downers Grove (Highland Ave)Primary3825 Highland Ave Ste 210 Suite 210, Downers Grove, IL 60515Phone(630) 435-6107
- NPI Registry address801 S Washington St, Naperville, IL 60540 · Dupage CountyPhone(630) 719-4799
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Peter Michael Kerwin is affiliated with 2 sites of care and 3 medical groups
Dr. Kerwin's primary practice is Dupage Medical Group - Primary Care - Downers Grove (Highland Ave) in Downers Grove, Illinois. The medical group on file is DuPage Medical Group. Dmand AI also links Dr. Kerwin to 2 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Peter Michael Kerwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kerwin practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dupage Medical Group - Primary Care - Downers Grove (Highland Ave) | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter Michael Kerwin is one of 286 interventional cardiologists in Illinois
Interventional cardiology is Dr. Kerwin's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Kerwin has a license on file in Illinois.
Specialties and state licenses
- Interventional cardiology, Illinois
Interventional cardiologists near Dr. Kerwin
Counts of interventional cardiologists 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 Michael Kerwin's patients have a median age of 79
Across all payers, Dmand AI patient panel data puts Dr. Kerwin's median patient age at 79, with 58% women.
Dr. Kerwin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Peter Michael Kerwin wrote 414 Medicare Part D claims in 2024
In 2024, Dr. Kerwin wrote 414 Medicare Part D claims for 193 patients. 85% of them were for generic drugs. CMS names the drug for 281 of them, across 11 drugs with 11 or more claims each, at $55,804 in total drug cost.
Dr. Kerwin's Part D claims by kind of drug, 2024
- Generic351 claims85%
- Brand-name63 claims15%
Dr. Kerwin'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.
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
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Dr. Peter Michael Kerwin received $9,278 in industry payments from 2016 to 2025
CMS Open Payments shows 308 general payments to Dr. Kerwin from 34 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 79% of the total. Abiomed paid the most, $1,290.
General payments to Dr. Kerwin by program year, 2016 to 2025
General payments to Dr. Kerwin by kind, 2016 to 2025
- Food and beverage$7,34479%
- Travel and lodging$1,84120%
- Grants$831%
- Education$100%
Companies that paid Dr. Kerwin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peter Michael Kerwin graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Kerwin graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter Michael Kerwin'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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. Peter Michael Kerwin
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 Michael Kerwin's NPI number?
Dr. Peter Michael Kerwin's NPI number is 1003862467. It was assigned on May 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter Michael Kerwin?
Dr. Peter Michael Kerwin is an interventional cardiologist in Naperville, Illinois. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Peter Michael Kerwin practice?
Dr. Kerwin practices at 3825 Highland Ave Ste 210 Suite 210, Downers Grove, IL 60515. Dr. Kerwin also practices at 801 S Washington St, Naperville, IL 60540. Dr. Kerwin's primary practice is Dupage Medical Group - Primary Care - Downers Grove (Highland Ave) in Downers Grove, Illinois. Dmand AI also links Dr. Kerwin to 2 medical groups and 1 group practice or clinic.
What is Dr. Peter Michael Kerwin's office phone number?
The practice phone on file for Dr. Kerwin is (630) 435-6107.
What medical group is Dr. Peter Michael Kerwin part of?
Dr. Kerwin is linked to DuPage Medical Group. Dmand AI links Dr. Kerwin to 2 more medical groups.
Where did Dr. Peter Michael Kerwin go to medical school?
Dr. Kerwin graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1984.
What drugs does Dr. Peter Michael Kerwin prescribe most?
In 2024 Medicare Part D data, Dr. Kerwin's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Rosuvastatin Calcium.
Has Dr. Peter Michael Kerwin received payments from drug or device companies?
CMS Open Payments shows $9,278 in general payments to Dr. Kerwin from 34 companies from 2016 to 2025. The largest total came from Abiomed.
How long has Dr. Peter Michael Kerwin been practicing?
Dr. Kerwin graduated from medical school in 1984, 42 years ago.
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