Contact related to medicare supplement applications submitted, underwriting, commission inquiries, and active member inquiries:

MOUNTAIN HEALTH CO-OP
Medicare Supplement Administrative Office
PO Box 21763
Oklahoma City, OK 73156

Policy Holder Services Phone: 1-800-366-8354 ext. 402
Email: [email protected]

Underwriting Department Phone: 1-800-366-8354 ext. 408
Email: [email protected] 

The contact information is also on our various documents associated with our products.