Gregory James Matke, DDS
- Part D claims, 2024
- 78
- Industry payments
- $22
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 7124 W Diversey Ave, Chicago, IL 60707
- Practice phone
- Call (773) 237-8855
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
We Smile Dental
Dental practice · Chicago, Illinois
Find Gregory Matke'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.
Gregory James Matke is a dentist in Chicago, Illinois
Gregory Matke practices at We Smile Dental in Chicago, Illinois.
Gregory Matke's NPI, 1740400878, was assigned on April 30, 2007. Gregory Matke holds Illinois license 19024311.
- NPI
- 1740400878NPI Registry (opens in a new tab)
- NPI enumeration date
- April 30, 2007
- NPI status
- Active
- Practice phone
- (773) 237-8855
- 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)
Gregory James Matke practices at We Smile Dental in Chicago, Illinois
Gregory Matke's primary practice is We Smile Dental, at 7124 W Diversey Ave, Chicago, IL 60707. The practice phone is (773) 237-8855.
- We Smile Dental7124 W Diversey Ave, Chicago, IL 60707Phone(773) 237-8855
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gregory James Matke is affiliated with 1 site of care and 1 medical group
Gregory Matke's primary practice is We Smile Dental in Chicago, Illinois. Dmand AI also links Gregory Matke 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 Gregory James Matke's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gregory Matke practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| We Smile Dental | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Gregory James Matke is one of 1,844 dentists in Illinois
Dentist is Gregory Matke's primary specialty in the NPI Registry, under taxonomy code 122300000X. Gregory Matke is licensed in Illinois.
Specialties and state licenses
- Dentist, IllinoisPrimary
Dentists near Gregory Matke
Counts of dentists 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
Gregory James Matke wrote 78 Medicare Part D claims in 2024
In 2024, Gregory Matke wrote 78 Medicare Part D claims for 30 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Gregory Matke's Part D claims, 2024
- Antibiotics38%30 of 78 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Gregory James Matke received $22 in industry payments in 2025
CMS Open Payments shows 1 general payment to Gregory Matke from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Dentsply Sirona Inc paid the most, $22.
Companies that paid Gregory Matke 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 Gregory James Matke'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 Gregory James Matke
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gregory James Matke's NPI number?
Gregory James Matke's NPI number is 1740400878. It was assigned on April 30, 2007, and it is active in the NPI Registry.
What does Gregory James Matke specialize in?
Gregory James Matke is a dentist in Chicago, Illinois. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Gregory James Matke practice?
Gregory Matke practices at 7124 W Diversey Ave, Chicago, IL 60707. Gregory Matke's primary practice is We Smile Dental in Chicago, Illinois. Dmand AI also links Gregory Matke to 1 medical group.
What is Gregory James Matke's office phone number?
The practice phone on file for Gregory Matke is (773) 237-8855.
What is Gregory James Matke's medical license number?
Gregory Matke holds Illinois license 19024311.
Has Gregory James Matke received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Gregory Matke from 1 company from 2025 to 2025. The largest total came from Dentsply Sirona Inc.
How long has Gregory James Matke been practicing?
Gregory Matke's NPI was assigned in 2007.
Selling to dentist practices?
See dentists in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card