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

Dr. Roger S. Friedman, PHD

Individual provider Psychologist · NPI 1831237007

Dr. Roger S. Friedman, PHD is a Psychologist in Silver Spring, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2007
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

8601 Georgia Ave Ste 810
Silver Spring, MD 20910-3437
Phone: (301) 588-4442
Fax: (301) 588-4041
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1618 (MD)

Record details

NPI number1831237007
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 1, 2007
Last updated in NPPESJuly 8, 2007
Mailing address8601 Georgia Ave, Suite 810, Silver Spring, MD 20910-3437

Other providers in Silver Spring