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

Dr. Mark Schaefer, PHD

Individual provider Forensic Psychologist · NPI 1255492724

Dr. Mark Schaefer, PHD is a Forensic Psychologist in Salem, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1 Salem Grn Ste 501
Salem, MA 01970-3724
Phone: (978) 740-3100
Fax: (978) 740-5656
Show map & directions

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

Specialties & licences

Forensic Psychologist (primary) Taxonomy 103TF0200X · Licence 1977 (MA)

Record details

NPI number1255492724
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 12, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1 Salem Grn, Suite 501, Salem, MA 01970-3724

Other providers in Salem