According to ICD9Data.com, the ICD-9 code for hip pain is 719.45. This code covers pain in the joints related to the pelvic region and the thighs. The 719 is used as the code for pain, while 45 indicates that the pain is in the hip area.
The release of the ICD-10 in 2014 involved a change in the code for hip pain, according to ICD9Data.com. The ICD-10 code for hip pain is M25.559. This code involves pain in an unspecified part of the hip, and it could refer to left side pain, right side pain or total hip pain. The United States begins using the ICD-10 as the standard for coding in 2015.