In ICD-9 index, Arthrofibrosis, joint refers you to Ankylosis which are the 718.5x codes. Regarding status codes, take a look at V43.6x codes for status of a total knee.
27570 – Manipulation of knee joint under general anesthesia (includes application of traction or other fixation devices) 29884 – Arthroscopy, knee, surgical; with lysis of adhesions, with or without manipulation (separate procedure)
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 718.5 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services.
M25.66 – Stiffness of knee, not elsewhere classified
There is no specific code for open lysis of adhesions of knee. The related codes are,