Electrolytes are certain nutrients (or chemicals) present in your body that have many important functions â from regulating your heartbeat to allowing your muscles to contract so you can move. The major electrolytes found within the body include calcium, magnesium, potassium, sodium, phosphate and chloride.
Phone numbers for providers. 1  Customer Service: 1-800-4-HUMANA (1-800-448-6262) 2  Web Specialists: 1-877-845-3480.
Customer Service: 1-800-4-HUMANA (1-800-448-6262) Web Specialists: 1-877-845-3480; Medical Claims and Correspondence Address and Fax. Use the address located on the back of your Humana ID card, or mail your claims or correspondence to: