Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Lyndsay Dematteo, MSN, APRN, AGPCNP-C

Individual provider Gerontology Nurse Practitioner · NPI 1346869583

Lyndsay Dematteo, MSN, APRN, AGPCNP-C is a Nurse Practitioner in Providence, Rhode Island. Qualified in 2018, 8 years ago. Practices with Affinity Physicians LLC, a 734-clinician group and accepts Medicare assignment. Licensed in Rhode Island.

Years since qualifying
8
Licensed in
RI
In the registry since
2020
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

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Practice location Address checks out

345 Blackstone Blvd 1st Fl Weld Bldg
Providence, RI 02906-4800
Phone: (401) 455-6402
Fax: (401) 455-6405
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence APRN02654 (RI)

Record details

NPI number1346869583
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , APRN , AGPCNP-C
Sole proprietorYes
NPI enumeratedApril 8, 2020
Last updated in NPPESApril 22, 2026
Certification dateApril 22, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Affinity Physicians Llc. — 734 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Providence