Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MALLORY ANN HILLARD MSN, RN, AGPCNP-BC
NPI 1932667441
Registered Nurse in Boston, MA

Q: What is Mallory Hillard's NPI number?

The NPI number for Mallory Hillard is 1932667441. It was assigned to this individual provider in the NPPES registry on March 5, 2019.

Q: What is Mallory Hillard's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

Q: When was this NPI record last updated?

The NPPES record for Mallory Hillard was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 05, 2019

165 CAMBRIDGE ST, BOSTON, MA 02114(617) 643-0422 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 18, 2026, Aug 20, 2019, Mar 5, 2019 (3 updates tracked since 2019).

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About Mallory Ann Hillard Msn, Rn, Agpcnp-bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MALLORY ANN HILLARD MSN, RN, AGPCNP-BC (NPI 1932667441) is an individual registered nurse in Boston, Massachusetts, licensed in Massachusetts (RN2312232) and active in the NPI registry since March 2019.

NPPES Registry Identity

NPI1932667441

Entity TypeIndividualFemale

Primary Taxonomy163W00000X

Provider Legal NameMALLORY ANN HILLARDCredential: MSN, RN, AGPCNP-BC

Location Address165 CAMBRIDGE STBoston, MA 02114-2783

Mailing Address165 Cambridge StBoston, MA 02114-2783 · (617) 643-0422

Phone(617) 643-0422

Sole ProprietorNo

Enumeration DateMarch 5, 2019

Last NPPES UpdateAugust 18, 20263 updates tracked since enumeration

NPPES CertifiedAugust 18, 2026

✔ NPI 1932667441 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRegistered NurseNursing Service Providers

Taxonomy Code163W00000X

License✔ Licensed in MA · RN2312232

Definition

(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.

Also ListedNurse PractitionerTaxonomy 363L00000X · License RN2312232 (MA)

165 CAMBRIDGE ST, Boston, MA 02114

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARY BATES RN

Registered Nurse (Ambulatory Care)

165 CAMBRIDGE ST, MGH CROHN'S AND COLITIS CENTER
BOSTON, MA 02114

Suffolk County (617) 643-5524

DR. THOMAS JOSEPH BRADY MD

Nuclear Medicine

165 CAMBRIDGE ST, SUITE 400
BOSTON, MA 02114

Suffolk County (617) 726-8313

DR. ELIZABETH A FRIEDLANDER NP, PHD

Nurse Practitioner

165 CAMBRIDGE ST, GI ASSOCIATES AT CHARLES RIVER PLAZA, 9TH FLOOR
BOSTON, MA 02114

Suffolk County (617) 724-6038

ASHIMA CHADHA MD

Internal Medicine (Nephrology)

165 CAMBRIDGE ST
BOSTON, MA 02114

Suffolk County (617) 724-4100

EIMAN GHAFFARPASAND MD

Surgery (Trauma Surgery)

165 CAMBRIDGE ST
BOSTON, MA 02114

Suffolk County (617) 726-4900

MS. JANE LESLIE TAUB N.P.

Nurse Practitioner (Adult Health)

165 CAMBRIDGE ST
BOSTON, MA 02114

Suffolk County (617) 726-3373

EMILY GELSOMIN RD, LDN

Dietitian, Registered

165 CAMBRIDGE ST, SUITE 402
BOSTON, MA 02114

Suffolk County (617) 726-2779

RICHARD BRANDOLINI

Nurse Practitioner (Family)

165 CAMBRIDGE ST, CHARLES RIVER PLAZA, SUITE 404
BOSTON, MA 02114

Suffolk County (617) 724-3910

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mallory Hillard's NPI number?

The NPI number for Mallory Hillard is 1932667441. It was assigned to this individual provider in the NPPES registry on March 5, 2019.

Where is Mallory Hillard located?

Mallory Hillard practices at 165 Cambridge St, Boston, MA 02114. The listed phone number is (617) 643-0422.

What is Mallory Hillard's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

When was this NPI record last updated?

The NPPES record for Mallory Hillard was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.