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

Matthew Walsh, AGACNP-BC

Individual provider Critical Care Medicine Registered Nurse · NPI 1558091710

Matthew Walsh, AGACNP-BC is a Nurse Practitioner in Boston, Massachusetts. Qualified in 2016, 10 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California and Massachusetts.

Years since qualifying
10
Licensed in
CA, MA
In the registry since
2022
Specialties on file
3
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Practice location Address checks out

55 Fruit St
Boston, MA 02114-2696
Phone: (617) 726-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence RN2321425 (MA)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence RN2321425 (MA)
Critical Care Medicine Registered Nurse Taxonomy 163WC0200X · Licence 95240319 (CA)

Record details

NPI number1558091710
Entity typeIndividual (Type 1)
GenderMale
Credentials AGACNP-BC
Sole proprietorNo
NPI enumeratedJune 12, 2022
Last updated in NPPESAugust 6, 2022
Certification dateAugust 6, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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