BreachCensus

McLean Hospital

United States of America

McLean Hospital is an organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register with 5 confirmed incidents; the most recent notice was filed on May 21, 2024.

Data as of August 31, 2026.

Sources

Confirmed incident

US-MA

Disclosed
May 21, 2024

Timeline

  1. May 21, 2024
    Reported to regulator Regulator

    MA AG breach notification: 9 Massachusetts residents affected

    source
What a Massachusetts notice means

Required under M.G.L. c. 93H. Notice to the Attorney General is required for a breach affecting any number of Massachusetts residents' personal information -- the statute sets no minimum count.

Note: the count is Massachusetts residents only, not a total.

Massachusetts breach-notification register ↗

Confirmed incident

US-MA

Disclosed
November 20, 2023

Timeline

  1. November 20, 2023
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
September 2, 2022

Timeline

  1. September 2, 2022
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
June 3, 2022

Timeline

  1. June 3, 2022
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source
Confirmed incident

US-MA

Disclosed
January 26, 2021

Timeline

  1. January 26, 2021
    Reported to regulator Regulator

    MA AG breach notification: 1 Massachusetts residents affected

    source

Related

Disclosed around the same time