William E. Zwack, DDS
- Part D claims, 2024
- 329
- Hospital affiliations
- 1
- Year NPI issued
- 2005
- Practice address
- 400 West Seventh St, Frederick, MD 21701
- Practice phone
- Call (240) 566-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find William Zwack'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 E. Zwack is an oral and maxillofacial surgery (dentist) in Frederick, Maryland
William Zwack practices at Frederick Health Hospital in Frederick, Maryland, part of Frederick Health.
William Zwack's NPI, 1841292992, was assigned on June 1, 2005.
- NPI
- 1841292992NPI Registry (opens in a new tab)
- NPI enumeration date
- June 1, 2005
- NPI status
- Active
- Practice phone
- (240) 566-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
William E. Zwack practices at Frederick Health Hospital in Frederick, Maryland
William Zwack's primary practice is Frederick Health Hospital, at 400 West Seventh St, Frederick, MD 21701 in Frederick County. The practice phone is (240) 566-3300.
- Frederick Health Hospital400 West Seventh St, Frederick, MD 21701 · Frederick CountyPhone(240) 566-3300
Source: Dmand AI Affiliation Data
William E. Zwack is affiliated with 1 site of care
William Zwack's primary practice is Frederick Health Hospital in Frederick, Maryland, part of Frederick Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William E. Zwack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Zwack practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Frederick Health Hospital | 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 Frederick Health and 6.2K+ hospitals, with verified contacts in the same login.
William E. Zwack is one of 102 orals and maxillofacial surgery (dentist)s in Maryland
Oral and maxillofacial surgery is William Zwack's primary specialty in the NPI Registry, under taxonomy code 1223S0112X.
Specialties and state licenses
- Oral and maxillofacial surgery (dentist)Primary
Orals and maxillofacial surgery (dentist)s near William Zwack
Counts of orals and maxillofacial surgery (dentist)s 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 E. Zwack's patients have a median age of 40
Across all payers, Dmand AI patient panel data puts William Zwack's median patient age at 40, with 57% women.
William Zwack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
William E. Zwack wrote 329 Medicare Part D claims in 2024
In 2024, William Zwack wrote 329 Medicare Part D claims for 153 patients. 100% of them were for generic drugs.
William Zwack's Part D claims by kind of drug, 2024
- Generic328 claims100%
- Brand-name and other1 claims0%
Drug classes CMS tracks in William Zwack's Part D claims, 2024
- Opioids26%87 of 329 claims
- Antibiotics47%156 of 329 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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Sources for William E. Zwack'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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) |
| 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 E. Zwack
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 E. Zwack's NPI number?
William E. Zwack's NPI number is 1841292992. It was assigned on June 1, 2005, and it is active in the NPI Registry.
What does William E. Zwack specialize in?
William E. Zwack is an oral and maxillofacial surgery (dentist) in Frederick, Maryland. The primary specialty in the NPI Registry is Oral and Maxillofacial Surgery (Dentist) (taxonomy code 1223S0112X).
Where does William E. Zwack practice?
William Zwack practices at 400 West Seventh St, Frederick, MD 21701. William Zwack's primary practice is Frederick Health Hospital in Frederick, Maryland, part of Frederick Health.
What is William E. Zwack's office phone number?
The practice phone on file for William Zwack is (240) 566-3300.
Which hospitals is William E. Zwack affiliated with?
William Zwack practices at Frederick Health Hospital in Frederick, Maryland.
How long has William E. Zwack been practicing?
William Zwack's NPI was assigned in 2005.
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