| S90521A | Blister (nonthermal), right ankle, initial encounter |
| S90521D | Blister (nonthermal), right ankle, subsequent encounter |
| S90521S | Blister (nonthermal), right ankle, sequela |
| S90522 | Blister (nonthermal), left ankle |
| S90522A | Blister (nonthermal), left ankle, initial encounter |
| S90522D | Blister (nonthermal), left ankle, subsequent encounter |
| S90522S | Blister (nonthermal), left ankle, sequela |
| S90529 | Blister (nonthermal), unspecified ankle |
| S90529A | Blister (nonthermal), unspecified ankle, initial encounter |
| S90529D | Blister (nonthermal), unspecified ankle, subsequent encounter |
| S90529S | Blister (nonthermal), unspecified ankle, sequela |
| S9054 | External constriction of ankle |
| S90541 | External constriction, right ankle |
| S90541A | External constriction, right ankle, initial encounter |
| S90541D | External constriction, right ankle, subsequent encounter |
| S90541S | External constriction, right ankle, sequela |
| S90542 | External constriction, left ankle |
| S90542A | External constriction, left ankle, initial encounter |
| S90542D | External constriction, left ankle, subsequent encounter |
| S90542S | External constriction, left ankle, sequela |
| S90549 | External constriction, unspecified ankle |
| S90549A | External constriction, unspecified ankle, initial encounter |
| S90549D | External constriction, unspecified ankle, subsequent encounter |
| S90549S | External constriction, unspecified ankle, sequela |
| S9055 | Superficial foreign body of ankle |
| S90551 | Superficial foreign body, right ankle |
| S90551A | Superficial foreign body, right ankle, initial encounter |
| S90551D | Superficial foreign body, right ankle, subsequent encounter |
| S90551S | Superficial foreign body, right ankle, sequela |
| S90552 | Superficial foreign body, left ankle |
| S90552A | Superficial foreign body, left ankle, initial encounter |
| S90552D | Superficial foreign body, left ankle, subsequent encounter |
| S90552S | Superficial foreign body, left ankle, sequela |
| S90559 | Superficial foreign body, unspecified ankle |
| S90559A | Superficial foreign body, unspecified ankle, initial encounter |
| S90559D | Superficial foreign body, unspecified ankle, subsequent encounter |
| S90559S | Superficial foreign body, unspecified ankle, sequela |
| S9056 | Insect bite (nonvenomous) of ankle |
| S90561 | Insect bite (nonvenomous), right ankle |
| S90561A | Insect bite (nonvenomous), right ankle, initial encounter |
| S90561D | Insect bite (nonvenomous), right ankle, subsequent encounter Insect bite (nonvenomous), right ankle, subsequent encounter |
| S90561S | Insect bite (nonvenomous), right ankle, sequela |
| S90562 | Insect bite (nonvenomous), left ankle |
| S90562A | Insect bite (nonvenomous), left ankle, initial encounter |
| S90562D | Insect bite (nonvenomous), left ankle, subsequent encounter |
| S90562S | Insect bite (nonvenomous), left ankle, sequela |
| S90569 | Insect bite (nonvenomous), unspecified ankle |
| S90569A | Insect bite (nonvenomous), unspecified ankle, initial encounter |
| S90569D | Insect bite (nonvenomous), unspecified ankle, subsequent encounter |
| S90569S | Insect bite (nonvenomous), unspecified ankle, sequela |