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

Dr. Martha Jean Sorensen, PHD

Individual provider Clinical Neuropsychologist · NPI 1780738617

Dr. Martha Jean Sorensen, PHD is a Clinical Neuropsychologist in Frederick, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2007
Specialties on file
2
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

5901 Majestic St
Frederick, CO 80504-6933
Phone: (970) 347-2120
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY2057 (CO)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence 2057 (CO)

Record details

NPI number1780738617
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 22, 2007
Last updated in NPPESSeptember 28, 2021
Certification dateSeptember 28, 2021