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

Individual provider Medical Physician Assistant · NPI 1295419117

Marina Gagnon-Diaz is a Physician Assistant in Springfield, Massachusetts. Qualified in 2025, 1 year ago. Practices with Baystate Medical Practices Inc, a 1,346-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
1
Licensed in
MA
In the registry since
2023
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Practice location Address checks out

759 Chestnut St Ste C3350
Springfield, MA 01107-1619
Phone: (413) 794-4320
Fax: (413) 794-1767
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA101860 (MA)

Record details

NPI number1295419117
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 12, 2023
Last updated in NPPESOctober 8, 2025
Certification dateOctober 8, 2025

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)
Group practice Baystate Medical Practices Inc — 1346 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Springfield