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

Dr. William Presley Keeton III, PSYD

Individual provider Psychologist · NPI 1932284072

Dr. William Presley Keeton III, PSYD is a Clinical Psychologist in California, Maryland. Qualified in 1986, 40 years ago. Practices with Personalized Therapy, LLC, a 7-clinician group and accepts Medicare assignment. Licensed in Maryland and North Carolina.

Years since qualifying
40
Licensed in
MD, NC
In the registry since
2006
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

22593 Three Notch Rd
California, MD 20619-3054
Phone: (301) 862-2505
Fax: (301) 862-2548
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 05643 (MD)
Clinical Psychologist Taxonomy 103TC0700X · Licence 1406 (NC)

Record details

NPI number1932284072
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedOctober 26, 2006
Last updated in NPPESDecember 8, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Group practice Personalized Therapy, Llc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare