The health system recently announced a $1B investment to expand primary, specialty care and wellness services on the South Side of Chicago.

Deerfield, Ill.-based Walgreens operates retail locations across the United States, Puerto Rico and the U.S. Virgin Islands.

The state's largest health care system will close 47 Walgreens clinics as part of a broader shift in operations.

The move is the latest sign that the pharmacy chain is struggling to cut costs, improve margins and find stability.

CHICAGO — Advocate Health Care is closing all of its clinics inside Walgreens stores in Illinois. The health care system announced Wednesday that 47 of its locations will shut down next Thursday.

Here are five things ASCs need to know: 1. Charlotte, N.C.-based Advocate Health operates 47 Walgreens-based clinics in Illinois and eight in Wisconsin, all of which will shut down. 2. These clinics ...

Advocate Health Care announced Wednesday they are closing all their clinics inside Walgreens stores in Illinois in early February.

CHICAGO (CBS) -- Advocate Health Care announced Wednesday that it has decided to close its clinics inside Illinois Walgreens ...

"Advocate Health Care has made the decision to shift operations at their Advocate Clinics at Walgreens in Illinois, effective ...

Advocate Health Care is preparing to shut down its in-store clinics across Illinois next week. Asteroid samples fetched by ...

Advocate Health Care announced that it will close all its Walgreens-based clinics in Illinois on Feb. 6. In a statement, the ...