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

Dr. Idalia Massa, PHD

Individual provider Prescribing (Medical) Psychologist · NPI 1275856890

Dr. Idalia Massa, PHD is a Prescribing (Medical) Psychologist in Arvada, Colorado. Practices as a sole proprietor. Licensed in Colorado and Louisiana.

Licensed in
CO, LA
In the registry since
2010
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 →

Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 745232
Arvada, CO 80006-5232
Phone: (720) 244-0201
Fax: (720) 643-5885
Show map & directions

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

Specialties & licences

Prescribing (Medical) Psychologist (primary) Taxonomy 103TP0016X · Licence 350666 (LA)
Rehabilitation Psychologist Taxonomy 103TR0400X · Licence PSY.0003774 (CO)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X

Record details

NPI number1275856890
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 10, 2010
Last updated in NPPESFebruary 23, 2026
Certification dateFebruary 23, 2026