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

Individual provider Clinical Psychologist · NPI 1427277441

Dr. Joanna W. Grisham, PHD is a Clinical Psychologist in Roswell, Georgia. Qualified in 1990, 36 years ago. Practices with Grisham Associates Ltd, a 2-clinician group and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
36
Licensed in
GA
In the registry since
2007
What do these letters mean?
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

1180 Grimes Bridge Rd #400
Roswell, GA 30075-3986
Phone: (770) 645-5650
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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 1449 (GA)

Record details

NPI number1427277441
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 25, 2007
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Grisham Associates Ltd — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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