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

John Delizio, PHD

Individual provider Clinical Social Worker · NPI 1780727354

John Delizio, PHD is a Clinical Social Worker in Woodbridge, Connecticut. Qualified in 1989, 37 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
37
Licensed in
CT
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

63 Acorn Hill Rd
Woodbridge, CT 06525-1019
Phone: (203) 393-1280
Fax: (203) 393-1280
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 002855 (CT)

Record details

NPI number1780727354
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 14, 2007
Last updated in NPPESJuly 8, 2007
Mailing addressP.O. Box 3771, Amity Station, New Haven, CT 06525-0771

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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