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

Dr. Katie C Lewallen, PHD

Individual provider Clinical Psychologist · NPI 1578909982

Dr. Katie C Lewallen, PHD is a Clinical Psychologist in Huntsville, Alabama. Works from 2 locations. Licensed in Alabama.

Licensed in
AL
In the registry since
2013
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

250 Chateau Dr SW Ste 145
Huntsville, AL 35801-6437
Phone: (256) 801-8937
Fax: (256) 517-8355
Show map & directions

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

Additional practice locations (1)

  • 4800 Whitesport Cir Sw, Huntsville, AL 35801-6428 — (256) 533-9393

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1662 (AL)
Clinical Psychologist Taxonomy 103TC0700X · Licence 1662 (AL)

Record details

NPI number1578909982
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 14, 2013
Last updated in NPPESMarch 17, 2018

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