BreachCensus

Change Healthcare Inc.

United States of America

Change Healthcare Inc. is an organisation in Texas. It appears on the Massachusetts Attorney General breach-notification register, the California Attorney General breach-notification register, the Washington State Attorney General breach-notification register and the Texas Attorney General breach-notification register with 2 confirmed incidents; the most recent notice was filed on October 14, 2025.

Data as of October 7, 2026.

Sources

Confirmed incident

Filed in TX and CA

The same incident was filed separately with 2 jurisdictions within a few days of each other (TX and CA) — shown here as one incident.

Occurred
February 12, 2024
Disclosed
October 14, 2025
Records affected
192,700,000

Was I affected? →

Timeline

  1. August 3, 2024
    Reported to regulator Regulator

    CA AG breach notification: an unknown number of California residents affected

    source
  2. October 14, 2025
    Reported to regulator Regulator

    TX AG breach notification: 11,331,028 Texas residents affected

    source
  3. Undated
    Press coverage Press

    press report (press_reported): ransomware attack on Change Healthcare, which exposed the sensitive healthcare information of 190 million people

    source

Litigation

  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
What a Texas notice means

Governed by Tex. Bus. & Com. Code §521.053. Notice to the Attorney General is required when a breach affects at least 250 Texas residents.

Note: the count is Texas residents only, not a total; the register’s underlying data also carries a separate national-total field, not shown in its public table, which this site uses to fill an incident-level records-affected figure that is otherwise empty.

Texas breach-notification register ↗

What a California notice means

Governed by Cal. Civ. Code §1798.82. A copy of the notification must be sent to the Attorney General when a single breach requires notifying more than 500 California residents.

Note: no affected-count is published on this register.

California breach-notification register ↗

Confirmed incident

Filed in WA and MA — Ransomware Attack

The same incident was filed separately with 2 jurisdictions within a few days of each other (WA and MA) — shown here as one incident.

Occurred
February 17, 2024
Disclosed
August 3, 2024

Timeline

  1. August 3, 2024
    Reported to regulator Regulator

    MA AG breach notification: 2,203,808 Massachusetts residents affected

    source
  2. August 3, 2024
    Reported to regulator Regulator

    WA AG breach notification: 3,121,209 Washington residents affected

    source

Litigation

  • Possible litigation — multiple candidate dockets found, not yet resolved to a single case.
What a Washington notice means

Governed by RCW 19.255.010. Notice to the Attorney General is required when a breach affects more than 500 Washington residents.

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

Washington breach-notification register ↗

What a Massachusetts notice means

Governed by 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 ↗

Related

Disclosed around the same time