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

Mason James Weir

Individual provider Physician Assistant · NPI 1780551341

Mason James Weir is a Physician Assistant in Oneonta, New York. Qualified in 2025, 1 year ago. Registered with an NPI since 2025.

Years since qualifying
1
In the registry since
2025

Practice location Address checks out

806 County Highway 11
Oneonta, NY 13820-3333
Phone: (607) 287-8509
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1780551341
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 20, 2025
Last updated in NPPESOctober 20, 2025
Certification dateOctober 20, 2025
Mailing address806 County Highway 11, Oneonta, NY 13820-3333

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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