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

Dr. Peter Michael Litwin, PSYD

Individual provider Clinical Psychologist · NPI 1821026642

Dr. Peter Michael Litwin, PSYD is a Clinical Psychologist in Amesbury, Massachusetts. Qualified in 2002, 24 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
24
Licensed in
MA
In the registry since
2006
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

12 Market Sq
Amesbury, MA 01913-2442
Phone: (978) 388-0799
Fax: (978) 388-1377
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 8478 (MA)

Record details

NPI number1821026642
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESJuly 8, 2007
Mailing address45 Powow St, 12 Market Sq, Amesbury, MA 01913-1624

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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