Provider Profile
John Matsen, LMHC
Unclaimed ProfileAbout John Matsen
No biography has been added yet. Is this you? Claim this profile to add one.
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (646) 819-3390
- Email not available
Practice Locations
2233 NOSTRAND AVE STE 3
Brooklyn, NY 11210
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 mental health counselors at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 8 related providers in 1 group
Common questions
What kind of doctor is John Matsen?
John Matsen is a mental health counselor in Brooklyn, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is John Matsen's address?
John Matsen is listed at 2233 Nostrand Ave Ste 3, Brooklyn, NY 11210. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John Matsen?
The number on file is (646) 819-3390. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is John Matsen's NPI number?
John Matsen's National Provider Identifier is 1194429530. 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 John Matsen been practicing?
John Matsen has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has John Matsen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John Matsen. 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.