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

Maria Mastoris

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1679427454

Maria Mastoris is an Addiction (Substance Use Disorder) Counselor in Newtown, Pennsylvania. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

140 Terry Dr Ste 118
Newtown, PA 18940-1896
Phone: (215) 780-4357
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1679427454
Entity typeIndividual (Type 1)
GenderNot disclosed
Sole proprietorNo
NPI enumeratedFebruary 26, 2026
Last updated in NPPESFebruary 26, 2026
Certification dateFebruary 26, 2026
Mailing address140 Terry Dr Ste 118, Newtown, PA 18940-1896

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