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

Dr. Darrel Wayne Lancaster, PHD

Individual provider Psychologist · NPI 1720100738

Dr. Darrel Wayne Lancaster, PHD is a Psychologist in Olive Branch, Mississippi. Practices as a sole proprietor. Licensed in Mississippi.

Licensed in
MS
In the registry since
2007
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

6911 Parkwood Dr
Olive Branch, MS 38654-2111
Phone: (662) 893-7135
Fax: (662) 893-7078
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 297 (MS)

Record details

NPI number1720100738
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESJuly 8, 2007