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

Mrs. Diana Grossman, LMFT

Individual provider Marriage & Family Therapist · NPI 1063121515

Mrs. Diana Grossman, LMFT is a Marriage & Family Therapist in Long Beach, New York. Licensed in New York. Registered with an NPI since 2022.

Licensed in
NY
In the registry since
2022
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

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Practice location Address checks out

60 Farrell St
Long Beach, NY 11561-2619
Phone: (516) 589-1662
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 01142 (NY)

Record details

NPI number1063121515
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorNo
NPI enumeratedNovember 22, 2022
Last updated in NPPESNovember 22, 2022
Certification dateNovember 22, 2022

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