Provider Profile
Gregory J. Nielsen, D.D.S.
Unclaimed ProfileAbout Dr. Nielsen
Gregory J. Nielsen, D.D.S. is a healthcare provider in Billings, MT specializing in endodontics. Gregory is also listed as specializing in general practice dentistry.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (702) 869-2800
- Email not available
Practice Locations
2225 BROADWATER AVE STE A
Billings, MT 59102
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 endodonticses at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other endodonticses in Billings 3
Same specialty, same city.
Common questions
What is Gregory J. Nielsen's specialty?
Gregory J. Nielsen is an endodontics in Billings, MT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Gregory J. Nielsen?
Gregory J. Nielsen is listed at 2225 Broadwater Ave Ste A, Billings, MT 59102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregory J. Nielsen?
The number on file is (702) 869-2800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gregory J. Nielsen's NPI number?
Gregory J. Nielsen's National Provider Identifier is 1578600318. 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 long has Gregory J. Nielsen been practicing?
Gregory J. Nielsen has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Gregory J. Nielsen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory J. Nielsen. 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.