Assistance with medical claims and medical debt resolution. Call a Referral Specialist: If your last name starts with: A-C call (907) 361-6833 D-J/X, Y, Z call (907) 361-6835 K-P call (907) 361-1815 Q-W call (907) 361-6829 The next step in your specialty referral: Specialty Referral Brochure FAQs:.