Provider Profile
Johnett T. Mason, PCA
Unclaimed ProfileAbout Johnett Mason
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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
- (202) 293-2931
- Email not available
Practice Locations
1420 K STREET NW
Washington, DC 20005
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 providers at this location 8
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.
Common questions
What is Johnett T. Mason's address?
Johnett T. Mason is listed at 1420 K Street Nw, Washington, DC 20005. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Johnett T. Mason?
The number on file is (202) 293-2931. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Johnett T. Mason's NPI number?
Johnett T. Mason's National Provider Identifier is 1306101944. 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 Johnett T. Mason been practicing?
Johnett T. Mason has 14+ years experience. Registered with an NPI since 2012. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Johnett T. Mason confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Johnett T. Mason. 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.