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

Dr. Ruthann Davis, PHD

Individual provider Clinical Psychologist · NPI 1891972279

Dr. Ruthann Davis, PHD is a Clinical Psychologist in Brighton, Michigan. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2008
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

2900 Dunsary Ln Ste A
Brighton, MI 48114-9447
Phone: (810) 227-4935
Fax: (810) 227-4935
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 6301003854 (MI)

Record details

NPI number1891972279
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 28, 2008
Last updated in NPPESMay 12, 2011
Mailing address2900 Dunsary Ln, Suite A, Brighton, MI 48114-9447

Other providers in Brighton