Stephen R. Petrak, DC
- Medicare patients, 2024
- 74
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2014
- Practice address
- 911 N Elm St, Hinsdale, IL 60521
- Practice phone
- Call (630) 455-0456
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Allergy & Asthma Physicians, S. C
Hinsdale, Illinois
Find Stephen Petrak'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.
Stephen R. Petrak is a chiropractor in Hinsdale, Illinois
Stephen Petrak practices at Allergy & Asthma Physicians, S. C in Hinsdale, Illinois.
Stephen Petrak's NPI, 1811308919, was assigned on May 12, 2014. Stephen Petrak graduated from Palmer College Chiropractic - West Sunnyvale in 2014. Stephen Petrak holds Illinois license 038012618.
- NPI
- 1811308919NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103040209
- NPI enumeration date
- May 12, 2014
- NPI status
- Active
- Practice phone
- (630) 455-0456
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Stephen R. Petrak practices at Allergy & Asthma Physicians, S. C in Hinsdale, Illinois
Stephen Petrak's primary practice is Allergy & Asthma Physicians, S. C, at 911 N Elm St, Hinsdale, IL 60521 in Dupage County. The practice phone is (630) 455-0456.
- Allergy & Asthma Physicians, S. C911 N Elm St, Hinsdale, IL 60521 · Dupage CountyPhone(630) 455-0456
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stephen R. Petrak is affiliated with 1 site of care and 1 medical group
Stephen Petrak's primary practice is Allergy & Asthma Physicians, S. C in Hinsdale, Illinois. Dmand AI also links Stephen Petrak to 1 medical group, 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 Stephen R. Petrak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stephen Petrak practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Allergy & Asthma Physicians, S. C | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Stephen R. Petrak is one of 2,276 chiropractors in Illinois
Chiropractor is Stephen Petrak's primary specialty in the NPI Registry, under taxonomy code 111N00000X. Stephen Petrak is licensed in Illinois.
Specialties and state licenses
- Chiropractor, IllinoisPrimary
Chiropractors near Stephen Petrak
Counts of chiropractors 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
Stephen R. Petrak treated 74 Medicare patients in 2024, average age 74
CMS counts 74 Medicare patients who saw Stephen Petrak in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high cholesterol, and 69% have arthritis. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stephen Petrak's median patient age at 61, with 57% women.
Stephen Petrak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Stephen Petrak's Medicare patients by sex, 2024
- Women5169%
- Men2331%
Chronic conditions among Stephen Petrak's Medicare patients, 2024
- High cholesterol75%
- Arthritis69%
- High blood pressure69%
- Chronic kidney disease23%
- Diabetes23%
- Anxiety22%
- Atrial fibrillation22%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Stephen Petrak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stephen R. Petrak graduated from Palmer College Chiropractic - West Sunnyvale
Stephen Petrak graduated from Palmer College Chiropractic - West Sunnyvale in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Stephen R. Petrak'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 patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (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 Stephen R. Petrak
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stephen R. Petrak's NPI number?
Stephen R. Petrak's NPI number is 1811308919. It was assigned on May 12, 2014, and it is active in the NPI Registry.
What does Stephen R. Petrak specialize in?
Stephen R. Petrak is a chiropractor in Hinsdale, Illinois. The primary specialty in the NPI Registry is Chiropractor (taxonomy code 111N00000X).
Where does Stephen R. Petrak practice?
Stephen Petrak practices at 911 N Elm St, Hinsdale, IL 60521. Stephen Petrak's primary practice is Allergy & Asthma Physicians, S. C in Hinsdale, Illinois. Dmand AI also links Stephen Petrak to 1 medical group.
What is Stephen R. Petrak's office phone number?
The practice phone on file for Stephen Petrak is (630) 455-0456.
What is Stephen R. Petrak's medical license number?
Stephen Petrak holds Illinois license 038012618.
How many Medicare patients does Stephen R. Petrak see?
CMS counts 74 Medicare patients who saw Stephen Petrak in 2024, with an average age of 74.
Where did Stephen R. Petrak go to medical school?
Stephen Petrak graduated from Palmer College Chiropractic - West Sunnyvale in 2014.
How long has Stephen R. Petrak been practicing?
Stephen Petrak graduated from medical school in 2014, 12 years ago.
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