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

Dr. Massimo De Marchis, PSYD

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1942321989

Dr. Massimo De Marchis, PSYD is an Addiction (Substance Use Disorder) Psychologist in Dayton, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2007
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

732 Beckman St Nova House Association Inc
Dayton, OH 45410-2165
Phone: (937) 253-1680
Fax: (937) 253-8990
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 4045 (OH)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X

Record details

NPI number1942321989
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESSeptember 11, 2025

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