James J. Kreuz Sr., DDS
- Part D claims, 2024
- 23
- Industry payments
- $40
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 18040 Park Ave, Homewood, IL 60430-1606
- Practice phone
- Call (708) 798-6868
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Drs. Kreuz And Duffner
Dental practice · Homewood, Illinois
Find James Kreuz'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.
James J. Kreuz Sr. is a general practice dentistry in Homewood, Illinois
James Kreuz practices at Drs. Kreuz And Duffner in Homewood, Illinois.
James Kreuz's NPI, 1932332269, was assigned on September 3, 2009. James Kreuz holds Illinois license 019014603.
- NPI
- 1932332269NPI Registry (opens in a new tab)
- NPI enumeration date
- September 3, 2009
- NPI status
- Active
- Practice phone
- (708) 798-6868
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
James J. Kreuz Sr. practices at Drs. Kreuz and Duffner in Homewood, Illinois
James Kreuz's primary practice is Drs. Kreuz and Duffner, at 18040 Park Ave, Homewood, IL 60430-1606. The practice phone is (708) 798-6868.
- Drs. Kreuz and Duffner18040 Park Ave, Homewood, IL 60430-1606Phone(708) 798-6868
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
James J. Kreuz Sr. is affiliated with 1 site of care and 1 medical group
James Kreuz's primary practice is Drs. Kreuz And Duffner in Homewood, Illinois. Dmand AI also links James Kreuz to 1 medical group, 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 James J. Kreuz Sr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where James Kreuz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Drs. Kreuz And Duffner | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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James J. Kreuz Sr. is one of 2,353 general practice dentistrys in Illinois
General practice is James Kreuz's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. James Kreuz is licensed in Illinois.
Specialties and state licenses
- General practice dentistry, IllinoisPrimary
General practice dentistrys near James Kreuz
Counts of general practice dentistrys 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
James J. Kreuz Sr. wrote 23 Medicare Part D claims in 2024
In 2024, James Kreuz wrote 23 Medicare Part D claims for 20 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in James Kreuz's Part D claims, 2024
- Antibiotics87%20 of 23 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
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
James J. Kreuz Sr. received $40 in industry payments in 2025
CMS Open Payments shows 1 general payment to James Kreuz from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $40.
Companies that paid James Kreuz the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for James J. Kreuz Sr.'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 James J. Kreuz Sr.
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is James J. Kreuz Sr.'s NPI number?
James J. Kreuz Sr.'s NPI number is 1932332269. It was assigned on September 3, 2009, and it is active in the NPI Registry.
What does James J. Kreuz Sr. specialize in?
James J. Kreuz Sr. is a general practice dentistry in Homewood, Illinois. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does James J. Kreuz Sr. practice?
James Kreuz practices at 18040 Park Ave, Homewood, IL 60430-1606. James Kreuz's primary practice is Drs. Kreuz And Duffner in Homewood, Illinois. Dmand AI also links James Kreuz to 1 medical group.
What is James J. Kreuz Sr.'s office phone number?
The practice phone on file for James Kreuz is (708) 798-6868.
What is James J. Kreuz Sr.'s medical license number?
James Kreuz holds Illinois license 019014603.
Has James J. Kreuz Sr. received payments from drug or device companies?
CMS Open Payments shows $40 in general payments to James Kreuz from 1 company from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has James J. Kreuz Sr. been practicing?
James Kreuz's NPI was assigned in 2009.
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