Contact us

By mail

Keystone First
200 Stevens Drive
Philadelphia, PA 19113

Driving directions

By telephone

Main telephone number
1-215-937-8000

Member Services
1-800-521-6860
TTY: 1-800-684-5505
Representatives are available 24 hours a day, 7 days a week.

Provider Services
1-800-521-6007
Representatives are available 24 hours a day, 7 days a week.

By email

If you have a question about Keystone First or your benefits, use our secure contact form.

If you want general information about a health care topic, email our nurses. They will call you back within 24 hours.  

All other inquiries

Human Resources
humanresources@amerihealthcaritas.com

For media inquiries only
Phone: 1-215-863-6780

For business/corporate information regarding Keystone First and its affiliates, please visit AmeriHealth Caritas.