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

Dr. Mark Peyton Blanchard, PHD

Individual provider Clinical Psychologist · NPI 1265044556

Dr. Mark Peyton Blanchard, PHD is a Clinical Psychologist in Cambridge, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2020
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1218 Massachusetts Ave Ste 3
Cambridge, MA 02138-3835
Phone: (617) 299-9913
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY10000947 (MA)

Record details

NPI number1265044556
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedAugust 19, 2020
Last updated in NPPESDecember 3, 2025
Certification dateDecember 3, 2025
Mailing address1218 Massachusetts Ave Ste 3, Cambridge, MA 02138-3835

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