05:42 AM EST, 03/08/2024 (MT Newswires) -- UnitedHealth Group ( UNH ) said late Thursday it continues to work on restoring the operating systems of its Change Healthcare unit after a cybersecurity attack in February.

The company said electronic prescribing for pharmacy services has been restored, while electronic payment will resume from March 15 and claims software during the week of March 18.

"Based on our ongoing investigation, there is no indication that any other UnitedHealth Group ( UNH ) systems have been affected by this attack," the company said.