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

Dr. Ralph S. Welsh, PHD

Individual provider Cognitive & Behavioral Psychologist · NPI 1972712628

Dr. Ralph S. Welsh, PHD is a Cognitive & Behavioral Psychologist in Danbury, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
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

152 Deer Hill Ave Ste 115
Danbury, CT 06810-7791
Phone: (203) 743-1724
Show map & directions

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

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 339 (CT)

Record details

NPI number1972712628
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 21, 2007
Last updated in NPPESJuly 9, 2007