Provider Profile
William A. Brennan, D.D.S.
Unclaimed ProfileAbout Dr. Brennan
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (920) 431-1745
- Email not available
Practice Locations
430 MAIN ST
Green Bay, WI 54301
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other periodonticses at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other periodonticses in Green Bay 2
Same specialty, same city.
Common questions
What does William A. Brennan specialize in?
William A. Brennan is a periodontics in Green Bay, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is William A. Brennan located?
William A. Brennan is listed at 430 Main St, Green Bay, WI 54301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is William A. Brennan's phone number?
The number on file is (920) 431-1745. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for William A. Brennan?
William A. Brennan's National Provider Identifier is 1013931823. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does William A. Brennan have?
William A. Brennan has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is William A. Brennan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by William A. Brennan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.