William J. Witkowski, DMD
- Part D claims, 2024
- 38
- Industry payments
- $31
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 360 Main St Ste D Suite D, Durham, CT 06422-1644
- Practice phone
- Call (860) 349-1123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Durham Dental
Dental practice · Durham, Connecticut
Find William Witkowski'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 J. Witkowski is a dentist in Durham, Connecticut
William Witkowski practices at Durham Dental in Durham, Connecticut.
William Witkowski's NPI, 1790907772, was assigned on May 2, 2007. William Witkowski holds Connecticut license 5206.
- NPI
- 1790907772NPI Registry (opens in a new tab)
- NPI enumeration date
- May 2, 2007
- NPI status
- Active
- Practice phone
- (860) 349-1123
- 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 J. Witkowski practices at Durham Dental in Durham, Connecticut
William Witkowski's primary practice is Durham Dental, at 360 Main St Ste D Suite D, Durham, CT 06422-1644. The practice phone is (860) 349-1123.
- Durham Dental360 Main St Ste D Suite D, Durham, CT 06422-1644Phone(860) 349-1123
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William J. Witkowski is affiliated with 1 site of care and 1 medical group
William Witkowski's primary practice is Durham Dental in Durham, Connecticut. Dmand AI also links William Witkowski 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 J. Witkowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Witkowski practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Durham 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.
William J. Witkowski is one of 340 dentists in Connecticut
Dentist is William Witkowski's primary specialty in the NPI Registry, under taxonomy code 122300000X. William Witkowski is licensed in Connecticut.
Specialties and state licenses
- Dentist, ConnecticutPrimary
Dentists near William Witkowski
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 J. Witkowski wrote 38 Medicare Part D claims in 2024
In 2024, William Witkowski wrote 38 Medicare Part D claims for 32 patients. 92% of them were for generic drugs.
William Witkowski's Part D claims by kind of drug, 2024
- Generic35 claims92%
- Brand-name and other3 claims8%
Drug classes CMS tracks in William Witkowski's Part D claims, 2024
- Antibiotics82%31 of 38 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.
William J. Witkowski received $31 in industry payments in 2025
CMS Open Payments shows 2 general payments to William Witkowski from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Solventum Corporation paid the most, $16.
Companies that paid William Witkowski 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 J. Witkowski'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 William J. Witkowski
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 J. Witkowski's NPI number?
William J. Witkowski's NPI number is 1790907772. It was assigned on May 2, 2007, and it is active in the NPI Registry.
What does William J. Witkowski specialize in?
William J. Witkowski is a dentist in Durham, Connecticut. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does William J. Witkowski practice?
William Witkowski practices at 360 Main St Ste D Suite D, Durham, CT 06422-1644. William Witkowski's primary practice is Durham Dental in Durham, Connecticut. Dmand AI also links William Witkowski to 1 medical group.
What is William J. Witkowski's office phone number?
The practice phone on file for William Witkowski is (860) 349-1123.
What is William J. Witkowski's medical license number?
William Witkowski holds Connecticut license 5206.
Has William J. Witkowski received payments from drug or device companies?
CMS Open Payments shows $31 in general payments to William Witkowski from 2 companies from 2025 to 2025. The largest total came from Solventum Corporation.
How long has William J. Witkowski been practicing?
William Witkowski's NPI was assigned in 2007.
Selling to dentist practices?
See dentists in Connecticut 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