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

MS. Joy T. Williams, MS, PHD

Individual provider Professional Counselor · NPI 1790814598

MS. Joy T. Williams, MS, PHD is a Clinical Psychologist in Norman, Oklahoma. Qualified in 2010, 16 years ago. Accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
16
Licensed in
OK
In the registry since
2007
Specialties on file
3
What do these letters mean?
MS — Master of Science
A graduate science degree.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

3280 Marshall Ave
Norman, OK 73072-8022
Phone: (615) 414-5431
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1193 (OK)
Professional Counselor Taxonomy 101YP2500X · Licence 4868 (OK)
Psychologist Taxonomy 103T00000X · Licence 1193 (OK)

Record details

NPI number1790814598
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , PHD
Sole proprietorNo
NPI enumeratedMarch 5, 2007
Last updated in NPPESAugust 24, 2020
Certification dateAugust 24, 2020
Mailing address3131 Sw 89th St, Apt. #102206, Oklahoma City, OK 73159-7905

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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