Inj extensor musc/fasc/tend r idx fngr at wrs/hnd lv, subs

This code signifies a subsequent encounter for an injury to the extensor muscle, fascia, or tendon of the right index finger, specifically at the wrist or hand level. This encompasses various types of damage beyond a strain, such as a tear, laceration, or rupture, that are not otherwise specified.

Apply this code when a patient is receiving follow-up care for a previously diagnosed "other injury" to the extensor structures of their right index finger. This includes visits for wound care, physical therapy, cast changes, or monitoring of healing after the initial treatment phase.

• Ensure documentation specifies the right index finger and the injury location at the wrist/hand level.
• Verify that the encounter is for follow-up care, not the initial treatment, as indicated by the 7th character "D."
• Confirm the injury type is "other injury" and not a sprain/strain, which would be coded differently.