Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mary J Thomas MD PC

Organization Adult Mental Health Clinic/Center · NPI 1972857803

Mary J Thomas MD PC is an Adult Mental Health Clinic/Center in Commack, New York. Licensed in New York. Registered with an NPI since 2012.

Licensed in
NY
In the registry since
2012
Specialties on file
2
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

356 Veterans Memorial Hwy Ste 6
Commack, NY 11725-4343
Phone: (631) 486-0026
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adolescent and Children Mental Health Clinic/Center (primary) Taxonomy 261QM0855X · Licence 226321 (NY)
Adult Mental Health Clinic/Center Taxonomy 261QM0850X · Licence 226321 (NY)

Record details

NPI number1972857803
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas John — Office Manager · (631) 486-0026
NPI enumeratedOctober 30, 2012
Last updated in NPPESOctober 30, 2012
Mailing address422 Clay Pitts Rd, East Northport, NY 11731-3818