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

Mrs. Marlyss Barton Dubois, PA

Individual provider Medical Physician Assistant · NPI 1972945541

Mrs. Marlyss Barton Dubois, PA is a Physician Assistant in Cortland, New York. Qualified in 2013, 13 years ago. Practices with Guthrie Medical Group PC, a 797-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?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

134 Homer Ave
Cortland, NY 13045-1206
Phone: (607) 756-3561
Fax: (607) 428-5142
Show map & directions

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

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence 016687 (NY)

Record details

NPI number1972945541
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedJuly 24, 2013
Last updated in NPPESMarch 10, 2021
Certification dateMarch 10, 2021

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Guthrie Medical Group Pc — 797 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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