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

LIBBY BRANTS KATSON MD
NPI 1275439606
Student in an Organized Health Care Education/Training Program in Boston, MA

Q: What is Libby Brants Katson's NPI number?

The NPI number for Libby Brants Katson is 1275439606. It was assigned to this individual provider in the NPPES registry on October 14, 2026. The provider is also known as Libby Brants MD.

Q: What is Libby Brants Katson's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Active since October 14, 2026

330 BROOKLINE AVE APT 2, BOSTON, MA 02215(617) 667-3524 Get Directions Write a Review

NPPES record added: October 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Libby Brants Katson Md NPPES

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

LIBBY BRANTS KATSON MD (NPI 1275439606) is an individual student in an organized health care education/training program in Boston, Massachusetts and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1275439606

Entity TypeIndividualFemale

Primary Taxonomy390200000X

Provider Legal NameLIBBY BRANTS KATSONCredential: MD

Location Address330 BROOKLINE AVE APT 2Boston, MA 02215-5491

Mailing Address20 John St Apt 2Brookline, MA 02446-3741 · (857) 361-2792

Phone(617) 667-3524

Sole ProprietorNo

Enumeration DateOctober 14, 2026

NPPES CertifiedSeptember 24, 2026

✔ NPI 1275439606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care

Taxonomy Code390200000X

Definition

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

330 BROOKLINE AVE APT 2, Boston, MA 02215

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Other Names 1

Former Name (1)Libby Brants Md

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 Libby Brants Katson's NPI number?

The NPI number for Libby Brants Katson is 1275439606. It was assigned to this individual provider in the NPPES registry on October 14, 2026. The provider is also known as Libby Brants MD.

Where is Libby Brants Katson located?

Libby Brants Katson practices at 330 Brookline Ave Apt 2, Boston, MA 02215. The listed phone number is (617) 667-3524.

What is Libby Brants Katson's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Libby Brants Katson was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.