Our Businesses

Highmark is part of the Highmark Health enterprise, a diversified health and wellness system based in Pittsburgh. 

An independent licensee of the Blue Cross Blue Shield Association, Highmark Inc., together with its Blue-branded affiliates, collectively comprise the fourth-largest overall Blue Cross Blue Shield-affiliated organization in the country based on membership.

Highmark Inc. remains among the largest Blue Plans in the country with more than 6 million members in Pennsylvania, Delaware and West Virginia, along with Western and Northeastern New York.

Highmark Blue Cross Blue Shield
Providing integrated Blue Cross and Blue Shield coverage throughout the 42 counties of western, north central and northeastern Pennsylvania.

Highmark Blue Shield
Serving the 21 counties of central Pennsylvania and the Lehigh Valley as a full-service health plan. As a partner in joint operating agreements, Highmark Blue Shield also provides services in conjunction with Independence Blue Cross in southeastern Pennsylvania.

Highmark Blue Cross Blue Shield West Virginia
Serving the entire state of West Virginia plus Washington County, Ohio.

Highmark Blue Cross Blue Shield Delaware
Serving the entire state of Delaware.

Highmark Blue Cross Blue Shield of Western New York 
Serving eight counties in western New York. 

Highmark Blue Shield of Northeastern New York
Serving 13 counties in northeastern New York.

Diversified Businesses and Affiliates

The following diversified businesses and affiliates of Highmark do not sell Blue Cross Blue Shield products:

Health-related insurance
HM Insurance Group

Highmark is also affiliated with Allegheny Health Network®. Allegheny Health Network is the parent company of a unified healthcare system dedicated to providing affordable, exceptional care to people in the communities it serves.