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

Dr. Marni L Hill Yarrington, PHD

Individual provider Clinical Psychologist · NPI 1851430326

Dr. Marni L Hill Yarrington, PHD is a Clinical Psychologist in Petal, Mississippi. Practices as a sole proprietor. Licensed in Mississippi and Texas.

Licensed in
MS, TX
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

514 Old Richton Rd Your Family Wellness Llc
Petal, MS 39465-2920
Phone: (601) 336-2167
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 54962 (MS)
Clinical Psychologist Taxonomy 103TC0700X · Licence 34279 (TX)

Record details

NPI number1851430326
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 5, 2007
Last updated in NPPESSeptember 14, 2016