BreachCensus

MedImpact Healthcare Systems, Inc.

United States of America

MedImpact Healthcare Systems, Inc. is an organisation in Massachusetts. It appears on the Massachusetts Attorney General breach-notification register, the California Attorney General breach-notification register and the Texas Attorney General breach-notification register with 1 confirmed incident (2 filings); the most recent notice was filed on September 26, 2026.

Data as of October 5, 2026.

Confirmed incident

Filed in MA, CA and TX

The same incident was filed separately with 3 jurisdictions within a few days of each other (MA, CA and TX) — shown here as one incident.

Occurred
October 18, 2025
Disclosed
September 25, 2026
Records affected
327,082

Timeline

  1. September 24, 2026
    Litigation filed Court

    RECAP docket 3:26-cv-05495 (casd): Crew v. Medimpact Healthcare Systems, Inc.

    source
  2. September 24, 2026
    Litigation filed Court

    RECAP docket 3:26-cv-05495 (casd): Crew v. Medimpact Healthcare Systems, Inc.

    source
  3. September 25, 2026
    Reported to regulator Regulator

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

    source
  4. September 26, 2026
    Reported to regulator Regulator

    MA AG breach notification: 211 Massachusetts residents affected

    source
  5. September 29, 2026
    Reported to regulator Regulator

    TX AG breach notification: 8,199 Texas residents affected

    source

Litigation

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 ↗

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 ↗

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 ↗