Matthew S. Kolkman, DDS
- Part D claims, 2024
- 56
- Industry payments
- $336
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 13307 Witmer Rd, Grabill, IN 46741-9636
- Practice phone
- Call (260) 627-1211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Grabill Family Dentistry
Dental practice · Grabill, Indiana
Find Matthew Kolkman'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.
Matthew S. Kolkman is a dentist in Grabill, Indiana
Matthew Kolkman practices at Grabill Family Dentistry in Grabill, Indiana.
Matthew Kolkman's NPI, 1255693396, was assigned on June 14, 2012. Matthew Kolkman holds Indiana license 12011830A.
- NPI
- 1255693396NPI Registry (opens in a new tab)
- NPI enumeration date
- June 14, 2012
- NPI status
- Active
- Practice phone
- (260) 627-1211
- 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)
Matthew S. Kolkman practices at Grabill Family Dentistry in Grabill, Indiana
Matthew Kolkman's primary practice is Grabill Family Dentistry, at 13307 Witmer Rd, Grabill, IN 46741-9636. The practice phone is (260) 627-1211.
- Grabill Family Dentistry13307 Witmer Rd, Grabill, IN 46741-9636Phone(260) 627-1211
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Matthew S. Kolkman is affiliated with 1 site of care and 1 medical group
Matthew Kolkman's primary practice is Grabill Family Dentistry in Grabill, Indiana. Dmand AI also links Matthew Kolkman 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 Matthew S. Kolkman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Kolkman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Grabill Family Dentistry | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Matthew S. Kolkman is one of 778 dentists in Indiana
Dentist is Matthew Kolkman's primary specialty in the NPI Registry, under taxonomy code 122300000X. Matthew Kolkman is licensed in Indiana.
Specialties and state licenses
- Dentist, IndianaPrimary
Dentists near Matthew Kolkman
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
Matthew S. Kolkman's patients have a median age of 81
Across all payers, Dmand AI patient panel data puts Matthew Kolkman's median patient age at 81, with 0% women.
Matthew Kolkman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 81
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Matthew S. Kolkman wrote 56 Medicare Part D claims in 2024
In 2024, Matthew Kolkman wrote 56 Medicare Part D claims for 39 patients. 98% of them were for generic drugs.
Matthew Kolkman's Part D claims by kind of drug, 2024
- Generic55 claims98%
- Brand-name and other1 claims2%
Drug classes CMS tracks in Matthew Kolkman's Part D claims, 2024
- Antibiotics93%52 of 56 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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Matthew S. Kolkman received $336 in industry payments in 2025
CMS Open Payments shows 8 general payments to Matthew Kolkman from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $169.
Companies that paid Matthew Kolkman 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 Matthew S. Kolkman'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) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Matthew S. Kolkman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew S. Kolkman's NPI number?
Matthew S. Kolkman's NPI number is 1255693396. It was assigned on June 14, 2012, and it is active in the NPI Registry.
What does Matthew S. Kolkman specialize in?
Matthew S. Kolkman is a dentist in Grabill, Indiana. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Matthew S. Kolkman practice?
Matthew Kolkman practices at 13307 Witmer Rd, Grabill, IN 46741-9636. Matthew Kolkman's primary practice is Grabill Family Dentistry in Grabill, Indiana. Dmand AI also links Matthew Kolkman to 1 medical group.
What is Matthew S. Kolkman's office phone number?
The practice phone on file for Matthew Kolkman is (260) 627-1211.
What is Matthew S. Kolkman's medical license number?
Matthew Kolkman holds Indiana license 12011830A.
Has Matthew S. Kolkman received payments from drug or device companies?
CMS Open Payments shows $336 in general payments to Matthew Kolkman from 7 companies from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has Matthew S. Kolkman been practicing?
Matthew Kolkman's NPI was assigned in 2012.
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