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.
All TRICARE network providers are listed in the Network Provider Directory as accepting CHAMPVA patients and accepting assignments on claims. If you choose not to accept CHAMPVA patients, please contact HNFS at 1-877-TRICARE (1-877-874-2273) to update your status.