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

Dr. John Dale Alden III, PHD

Individual provider Clinical Neuropsychologist · NPI 1992772206

Dr. John Dale Alden III, PHD is a Clinical Psychologist in Columbia, Tennessee. Qualified in 1993, 33 years ago. Accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
33
Licensed in
TN
In the registry since
2006
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

1324 Trotwood Ave 10
Columbia, TN 38401-4750
Phone: (615) 351-3987
Fax: (931) 380-0058
Show map & directions

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

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence P1725 (TN)
Clinical Psychologist Taxonomy 103TC0700X · Licence P1725 (TN)

Record details

NPI number1992772206
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 6, 2006
Last updated in NPPESSeptember 11, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare