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

WILLIAM W POST MD
NPI 1669226189
Student in an Organized Health Care Education/Training Program in Boston, MA

Active since April 11, 2024
330 BROOKLINE AVE # RABB2, BOSTON, MA 02215(617) 667-7000 Get Directions Write a Review

NPPES record last updated: June 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William W Post Md NPPES

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

WILLIAM W POST MD (NPI 1669226189) is an individual student in an organized health care education/training program in Boston, Massachusetts, licensed in Massachusetts (3017172) and active in the NPI registry since April 2024.

NPPES Registry Identity

NPI1669226189
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameWILLIAM W POSTCredential: MD
Location Address330 BROOKLINE AVE # RABB2Boston, MA 02215-5400
Mailing Address330 Brookline Ave # Rabb2Boston, MA 02215-5400 · (617) 667-7000
Sole ProprietorNo
Enumeration DateApril 11, 2024
Last NPPES UpdateJune 17, 2026
NPPES CertifiedJune 17, 2026
NPI 1669226189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Taxonomy Code390200000X
License Licensed in MA · 3017172
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 # RABB2, Boston, MA 02215

Other Providers at the Same Location NPPES 6

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

Psychiatry & Neurology (Psychiatry)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215
Psychiatry & Neurology (Psychiatry)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215
Psychiatry & Neurology (Psychiatry)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215
Psychiatry & Neurology (Psychiatry)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215
Psychiatry & Neurology (Psychiatry)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215
Clinic/Center (Adult Mental Health)
330 BROOKLINE AVE # RABB2
BOSTON, MA 02215

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 William Post's NPI number?

The NPI number for William Post is 1669226189. It was assigned to this individual provider in the NPPES registry on April 11, 2024.

Where is William Post located?

William Post practices at 330 Brookline Ave # Rabb2, Boston, MA 02215. The listed phone number is (617) 667-7000.

What is William Post'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 William Post was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 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.