Marina Gagnon-Diaz
NPI 1295419117 · Medical Physician Assistant · Springfield, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marina Gagnon-Diaz is a Medical Physician Assistant provider in Springfield, MA (NPI 1295419117).
Provider details
- NPI number
- 1295419117
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- PA101860 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-06-12
- Last updated
- 2025-10-08
- Certified
- 2025-10-08
Frequently asked questions
- What is Marina Gagnon-Diaz's NPI number?
- Marina Gagnon-Diaz's National Provider Identifier (NPI) is 1295419117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marina Gagnon-Diaz's specialty?
- Marina Gagnon-Diaz is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marina Gagnon-Diaz located?
- Marina Gagnon-Diaz's practice location on file with NPPES is 759 Chestnut St Ste C3350, Springfield, MA 01107-1619.
- What is Marina Gagnon-Diaz's phone number?
- The practice phone number listed in the NPPES registry for Marina Gagnon-Diaz is (413) 794-4320.
- Does Marina Gagnon-Diaz accept Medicare?
- Marina Gagnon-Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marina Gagnon-Diaz's NPI active?
- Yes — Marina Gagnon-Diaz's NPI (1295419117) is active in the NPPES registry as of the last update on 2025-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.