Provider Profile
Mary Gnieser, LCSW
Unclaimed ProfileAbout Mary Gnieser
No biography has been added yet. Is this you? Claim this profile to add one.
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
- (631) 680-4278
- Email not available
Practice Locations
340 VETERANS MEMORIAL HWY SUITE 12
Commack, NY 11725
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 clinical social workers at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 is Mary Gnieser's specialty?
Mary Gnieser is a clinical social worker in Commack, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Mary Gnieser?
Mary Gnieser is listed at 340 Veterans Memorial Hwy Suite 12, Commack, NY 11725. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mary Gnieser?
The number on file is (631) 680-4278. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Mary Gnieser's NPI number?
Mary Gnieser's National Provider Identifier is 1083854202. 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 Mary Gnieser been practicing?
Mary Gnieser has 17+ years experience. Registered with an NPI since 2009. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Mary Gnieser confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary Gnieser. 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.