William Unger, DDS
- Part D claims, 2024
- 56
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 81 West St, Leominster, MA 01453-5649
- Practice phone
- Call (978) 534-9216
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Howard Markowitz
Dental practice · Leominster, Massachusetts
Find William Unger'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 Unger is a general practice dentistry in Leominster, Massachusetts
William Unger practices at Howard Markowitz in Leominster, Massachusetts.
William Unger's NPI, 1821051103, was assigned on April 8, 2006. William Unger holds Massachusetts license 14231.
- NPI
- 1821051103NPI Registry (opens in a new tab)
- NPI enumeration date
- April 8, 2006
- NPI status
- Active
- Practice phone
- (978) 534-9216
- 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 Unger practices at Howard Markowitz in Leominster, Massachusetts
William Unger's primary practice is Howard Markowitz, at 81 West St, Leominster, MA 01453-5649. The practice phone is (978) 534-9216.
- Howard Markowitz81 West St, Leominster, MA 01453-5649Phone(978) 534-9216
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William Unger is affiliated with 1 site of care and 1 medical group
William Unger's primary practice is Howard Markowitz in Leominster, Massachusetts. Dmand AI also links William Unger 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 Unger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Unger practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard Markowitz | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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William Unger is one of 1,941 general practice dentistrys in Massachusetts
General practice is William Unger's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. William Unger is licensed in Massachusetts.
Specialties and state licenses
- General practice dentistry, MassachusettsPrimary
General practice dentistrys near William Unger
Counts of general practice dentistrys 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 Unger wrote 56 Medicare Part D claims in 2024
In 2024, William Unger wrote 56 Medicare Part D claims for 48 patients. 93% of them were for generic drugs.
William Unger's Part D claims by kind of drug, 2024
- Generic52 claims93%
- Brand-name and other4 claims7%
Drug classes CMS tracks in William Unger's Part D claims, 2024
- Antibiotics84%47 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
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.
Sources for William Unger'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) |
| 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 Unger
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 Unger's NPI number?
William Unger's NPI number is 1821051103. It was assigned on April 8, 2006, and it is active in the NPI Registry.
What does William Unger specialize in?
William Unger is a general practice dentistry in Leominster, Massachusetts. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does William Unger practice?
William Unger practices at 81 West St, Leominster, MA 01453-5649. William Unger's primary practice is Howard Markowitz in Leominster, Massachusetts. Dmand AI also links William Unger to 1 medical group.
What is William Unger's office phone number?
The practice phone on file for William Unger is (978) 534-9216.
What is William Unger's medical license number?
William Unger holds Massachusetts license 14231.
How long has William Unger been practicing?
William Unger's NPI was assigned in 2006.
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