William Norman Thornton IV, DDS
- Part D claims, 2024
- 36
- Industry payments
- $22
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 818 18th Street Nw, Washington, DC 20006
- Practice phone
- Call (202) 293-5805
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Rusk, Thornton Dental Associates
Dental practice · Washington, District of Columbia
Find William Thornton'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.
William Norman Thornton IV is a dentist in Washington, District of Columbia
William Thornton practices at Rusk, Thornton Dental Associates in Washington, District of Columbia.
William Thornton's NPI, 1811911324, was assigned on July 27, 2006. William Thornton holds District of Columbia license DEN1000485.
- NPI
- 1811911324NPI Registry (opens in a new tab)
- NPI enumeration date
- July 27, 2006
- NPI status
- Active
- Practice phone
- (202) 293-5805
- 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)
William Norman Thornton IV practices at 2 locations in Washington, District of Columbia
William Thornton's primary practice is Rusk, Thornton Dental Associates, at 818 18th Street Nw, Washington, DC 20006. The practice phone is (202) 293-5805. The NPI Registry lists William Thornton's practice address as 1133 21st NW St, Washington, DC 20036.
- Rusk, Thornton Dental AssociatesPrimary818 18th Street Nw, Washington, DC 20006Phone(202) 293-5805
- NPI Registry address1133 21st NW St, Washington, DC 20036 · District Of Columbia County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
William Norman Thornton IV is affiliated with 1 site of care and 1 medical group
William Thornton's primary practice is Rusk, Thornton Dental Associates in Washington, District of Columbia. Dmand AI also links William Thornton 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 William Norman Thornton IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Thornton practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rusk, Thornton Dental Associates | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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William Norman Thornton IV is one of 135 dentists in District of Columbia
Dentist is William Thornton's primary specialty in the NPI Registry, under taxonomy code 122300000X. William Thornton is licensed in District of Columbia.
Specialties and state licenses
- Dentist, District of ColumbiaPrimary
Dentists near William Thornton
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
William Norman Thornton IV's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts William Thornton's median patient age at 49, with 50% women.
William Thornton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
William Norman Thornton IV wrote 36 Medicare Part D claims in 2024
In 2024, William Thornton wrote 36 Medicare Part D claims for 21 patients. 44% of them were for generic drugs.
William Thornton's Part D claims by kind of drug, 2024
- Generic16 claims44%
- Other20 claims56%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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William Norman Thornton IV received $22 in industry payments in 2025
CMS Open Payments shows 1 general payment to William Thornton from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Solventum Corporation paid the most, $22.
Companies that paid William Thornton 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 William Norman Thornton IV'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| 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 William Norman Thornton IV
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William Norman Thornton IV's NPI number?
William Norman Thornton IV's NPI number is 1811911324. It was assigned on July 27, 2006, and it is active in the NPI Registry.
What does William Norman Thornton IV specialize in?
William Norman Thornton IV is a dentist in Washington, District of Columbia. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does William Norman Thornton IV practice?
William Thornton practices at 818 18th Street Nw, Washington, DC 20006. William Thornton also practices at 1133 21st NW St, Washington, DC 20036. William Thornton's primary practice is Rusk, Thornton Dental Associates in Washington, District of Columbia. Dmand AI also links William Thornton to 1 medical group.
What is William Norman Thornton IV's office phone number?
The practice phone on file for William Thornton is (202) 293-5805.
What is William Norman Thornton IV's medical license number?
William Thornton holds District of Columbia license DEN1000485.
Has William Norman Thornton IV received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to William Thornton from 1 company from 2025 to 2025. The largest total came from Solventum Corporation.
How long has William Norman Thornton IV been practicing?
William Thornton's NPI was assigned in 2006.
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