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

Dr. Joel Guarna, PHD

Individual provider Clinical Psychologist · NPI 1376501833

Dr. Joel Guarna, PHD is a Clinical Psychologist in Portland, Maine. Practices as a sole proprietor. Licensed in Maine.

Licensed in
ME
In the registry since
2006
Specialties on file
3
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

25 Middle St
Portland, ME 04101-4212
Phone: (207) 272-8500
Fax: (207) 773-7386
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence PS1159 (ME)
Clinical Psychologist Taxonomy 103TC0700X · Licence PS1159 (ME)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X · Licence PS1159 (ME)

Record details

NPI number1376501833
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 3, 2006
Last updated in NPPESSeptember 11, 2025

Other providers in Portland