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

Individual provider Clinical Psychologist · NPI 1558650473

Dr. Gregory Blaine Sisk, PHD is a Clinical Psychologist in Kansas City, Missouri. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2011
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

3914 Washington St
Kansas City, MO 64111-2925
Phone: (816) 931-0055
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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 929 (MO)

Record details

NPI number1558650473
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 31, 2011
Last updated in NPPESMarch 31, 2011

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