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

Dr. Matthew John August Prionas, MD

Individual provider Family Medicine Physician · NPI 1245669670

Dr. Matthew John August Prionas, MD is a Family Practice in Massena, New York. Qualified in 2013, 13 years ago. Practices with Massena Hospital Inc, a 49-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
13
Licensed in
NY
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

181 Maple St Ste A
Massena, NY 13662-1052
Phone: (315) 769-4704
Fax: (315) 842-3035
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 285094 (NY)

Record details

NPI number1245669670
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 6, 2013
Last updated in NPPESFebruary 1, 2019

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Massena Hospital Inc — 49 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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