| Claim denied for Missing/invalid/Referral authorization – Denial Code CO 15 |
| 1 | May I know the claim received date |
| 2 | May I know the claim denied date |
| 3 | Do you have any referral # on your file/records else go for 6 |
| 4 | May I know that referral # |
| 5 | Could you please send the claim back for reprocess for that referral# |
| 6 | May I know the PCP name, Contact# |
| 7 | May I know the appeal limit and appeal address |
| 8 | May I know the fax# and whose attention it should be faxed |
| 9 | May I know the claim# |
| 10 | May I know the Call reference# |
| 11 | Call PCP office and get the referral# and get the effective and termination date |
