Individual provider · Type 1 NPI

Melissa Ann Ayer, CNP, RN

Nurse Practitioner · Boston, MA

NPI number 1770059248 Active

Practice location

55 Fruit Street
Boston, MA 02241-1909

Call (617) 726-9527 Map

Mailing address

Massachusetts General Physicians Organization, 55 Fruit Street
Boston, MA 02241-9095

Specialties and licenses

TaxonomyCodeLicense
Nurse Practitioner Primary 363L00000XRN237363 (MA)
Family Nurse Practitioner 363LF0000XRN237363 (MA)

Nurse Practitioner: (1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance wit…

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About NPI 1770059248

Melissa Ann Ayer, CNP, RN's National Provider Identifier is 1770059248, issued on Oct 22, 2018. The primary taxonomy on file is Nurse Practitioner (363L00000X), and the practice location is in Boston, MA. The record was last updated on Nov 25, 2025.