Mark Douglas Williams, DMD
- Part D claims, 2024
- 55
- Industry payments
- $17
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 3600 E. Mckinney St, Suite 190 Suite 190, Denton, TX 76209
- Practice phone
- Call (940) 387-2442
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Smile Magic Of Denton
Dental practice · Denton, Texas
Find Mark Williams' 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.
Mark Douglas Williams is a dentist in Denton, Texas
Mark Williams practices at Smile Magic Of Denton in Denton, Texas.
Mark Williams' NPI, 1699095679, was assigned on June 1, 2010. Mark Williams holds Texas license 25443.
- NPI
- 1699095679NPI Registry (opens in a new tab)
- NPI enumeration date
- June 1, 2010
- NPI status
- Active
- Practice phone
- (940) 387-2442
- 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)
Mark Douglas Williams practices at Smile Magic of Denton in Denton, Texas
Mark Williams' primary practice is Smile Magic of Denton, at 3600 E. Mckinney St, Suite 190 Suite 190, Denton, TX 76209. The practice phone is (940) 387-2442.
- Smile Magic of Denton3600 E. Mckinney St, Suite 190 Suite 190, Denton, TX 76209Phone(940) 387-2442
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mark Douglas Williams is affiliated with 1 site of care and 1 medical group
Mark Williams' primary practice is Smile Magic Of Denton in Denton, Texas. Dmand AI also links Mark Williams 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 Mark Douglas Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Smile Magic Of Denton | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark Douglas Williams is one of 2,594 dentists in Texas
Dentist is Mark Williams' primary specialty in the NPI Registry, under taxonomy code 122300000X. Mark Williams is licensed in Texas.
Specialties and state licenses
- Dentist, TexasPrimary
Dentists near Mark Williams
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
Mark Douglas Williams wrote 55 Medicare Part D claims in 2024
In 2024, Mark Williams wrote 55 Medicare Part D claims for 41 patients. 96% of them were for generic drugs.
Mark Williams' Part D claims by kind of drug, 2024
- Generic53 claims96%
- Brand-name and other2 claims4%
Drug classes CMS tracks in Mark Williams' Part D claims, 2024
- Antibiotics78%43 of 55 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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Mark Douglas Williams received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Williams 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, $17.
Companies that paid Mark Williams 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 Mark Douglas Williams'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 Mark Douglas Williams
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What is Mark Douglas Williams' NPI number?
Mark Douglas Williams' NPI number is 1699095679. It was assigned on June 1, 2010, and it is active in the NPI Registry.
What does Mark Douglas Williams specialize in?
Mark Douglas Williams is a dentist in Denton, Texas. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Mark Douglas Williams practice?
Mark Williams practices at 3600 E. Mckinney St, Suite 190 Suite 190, Denton, TX 76209. Mark Williams' primary practice is Smile Magic Of Denton in Denton, Texas. Dmand AI also links Mark Williams to 1 medical group.
What is Mark Douglas Williams' office phone number?
The practice phone on file for Mark Williams is (940) 387-2442.
What is Mark Douglas Williams' medical license number?
Mark Williams holds Texas license 25443.
Has Mark Douglas Williams received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Mark Williams from 1 company from 2025 to 2025. The largest total came from Dentsply Sirona Inc.
How long has Mark Douglas Williams been practicing?
Mark Williams' NPI was assigned in 2010.
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