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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MACKENZIE TAYLOR GRAY OLSON
NPI 1407764905
Nurse Practitioner - Acute Care in Boston, MA

Active since August 28, 2026

NPPES record added: August 28, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Mackenzie Taylor Gray Olson NPPES

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

MACKENZIE TAYLOR GRAY OLSON (NPI 1407764905) is an individual acute care provider in Boston, Massachusetts, licensed in Massachusetts (RN10014849) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1407764905
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameMACKENZIE TAYLOR GRAY OLSON
Location Address55 FRUIT STBoston, MA 02114-2696
Mailing Address55 Fruit StBoston, MA 02114-2696
Phone(617) 726-2000
Sole ProprietorNo
Enumeration DateAugust 28, 2026
NPPES CertifiedAugust 27, 2026
✔ NPI 1407764905 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in MA · RN10014849
55 FRUIT 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.

STUTI GIRISH SHROFF MD, MBBS
Pathology (Anatomic Pathology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2971
NANCY WANG M.D.
Internal Medicine (Hematology & Oncology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (017) 724-4000
DR. DUSAN HANIDZIAR M.D., PH.D.
Anesthesiology
55 FRUIT ST, GRAY-BIGELOW 444
BOSTON, MA 02114
Suffolk County (617) 726-3030
JOHN JOSEPH DANKO DO
Physical Medicine & Rehabilitation
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2000
DR. MICHAEL ANDREW LOBRITZ M.D, PH.D.
Internal Medicine (Infectious Disease)
55 FRUIT ST, DIVISION OF INFECTIOUS DISEASE, GRJ-504
BOSTON, MA 02114
Suffolk County (617) 724-9248
MS. KELLY ELISHA TRECARTIN NP
Nurse Practitioner (Acute Care)
55 FRUIT ST, BIGALOW 852 F
BOSTON, MA 02114
Suffolk County (617) 726-7400
JAMIE MARIE ALLEN NP
Nurse Practitioner
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 724-4410
DR. DHAVAL SANJEEV KOLTE M.B.B.S., PH.D.
Internal Medicine (Cardiovascular Disease)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 643-3238

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 Mackenzie Olson's NPI number?

The NPI number for Mackenzie Olson is 1407764905. It was assigned to this individual provider in the NPPES registry on August 28, 2026.

Where is Mackenzie Olson located?

Mackenzie Olson practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-2000.

What is Mackenzie Olson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

When was this NPI record last updated?

The NPPES record for Mackenzie Olson was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.