Provider services: 866-274-5888 (TTY: 711), Monday – Friday, 8 a.m. – 8 p.m. Eastern time
Availity Essentials customer service/tech support: 800-282-4548
For information about joining our network
Home and community-based services providers
- Email
LTSSContracting@humana.com - Call 866-274-5888, Monday – Friday, from 8 a.m. – 8 p.m., Eastern time
Physical health network requests
Behavioral health network requests
- Email
INBHMedicaid@humana.com
Prior authorization requests
Physician-administered medications prior authorization requests: 866-274-5888, Monday – Friday, 8 a.m. –8 p.m. Eastern time
Provider correspondence
Humana Healthy Horizons in Indiana
Attn: Provider Correspondence
P.O Box 14169
Lexington, KY 40512-4169
Provider informal claim disputes
Humana Healthy Horizons in Indiana Informal Claim Dispute
P.O. Box 14169
Lexington, KY 40512-4169
Provider formal disputes
Formal disputes can be submitted two ways.
- In writing by mailing to:
Humana Healthy Horizons in Indiana
Attn: Formal Disputes
201 North Illinois Street
Suite 1200
Indianapolis, IN 46204
- By email
IndianaFormalDispute@humana.com
If you need support after hours, please call 866-274-5888 (TTY:711).