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

Dr. Gustave Frank Sison Jr., PHD

Individual provider Clinical Psychologist · NPI 1073531919

Dr. Gustave Frank Sison Jr., PHD is a Clinical Psychologist in Biloxi, Mississippi. Licensed in Mississippi. Registered with an NPI since 2006.

Licensed in
MS
In the registry since
2006
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

400 Veterans Ave (116B)
Biloxi, MS 39531-2410
Phone: (228) 523-4762
Fax: (228) 523-4768
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 26 353 (MS)

Record details

NPI number1073531919
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESJuly 8, 2007

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