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

Diedra Hayman, PHD

Individual provider Clinical Psychologist · NPI 1053435552

Diedra Hayman, PHD is a Clinical Psychologist in Bluffton, Indiana. Licensed in Alabama and Indiana. Registered with an NPI since 2007.

Licensed in
AL, IN
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

1115 S Main St
Bluffton, IN 46714-3616
Phone: (260) 824-1071
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 20042116A (IN)
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X · Licence 1826 (AL)

Record details

NPI number1053435552
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 19, 2007
Last updated in NPPESFebruary 21, 2017
Mailing address225 N. Union St., Bluffton, IN 46714