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

Martin T. Bernstein, LICSW, LLC

Organization Clinical Social Worker · NPI 1376424788

Martin T. Bernstein, LICSW, LLC provides Clinical Social Worker services in Portsmouth, New Hampshire. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

230 Lafayette Rd Bldg D Ste 10A
Portsmouth, NH 03801
Phone: (617) 468-8856
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1376424788
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Martin Bernstein — Owner/Therapist · (617) 468-8856
NPI enumeratedSeptember 11, 2025
Last updated in NPPESJanuary 20, 2026
Certification dateJanuary 20, 2026
Mailing address230 Lafayette Rd, Bldg D, Ste 10a, Portsmouth, NH 03801

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