| S00.221 | Blister (nonthermal) of right eyelid and periocular area | NON-BILLABLE CODE |
| S00.221A | Blister (nonthermal) of right eyelid and periocular area, initial encounter | BILLABLE CODE |
| S00.221D | Blister (nonthermal) of right eyelid and periocular area, subsequent encounter | BILLABLE CODE |
| S00.221S | Blister (nonthermal) of right eyelid and periocular area, sequela | BILLABLE CODE |
| S00.222 | Blister (nonthermal) of left eyelid and periocular area | NON-BILLABLE CODE |
| S00.222A | Blister (nonthermal) of left eyelid and periocular area, initial encounter | BILLABLE CODE |
| S00.222D | Blister (nonthermal) of left eyelid and periocular area, subsequent encounter | BILLABLE CODE |
| S00.222S | Blister (nonthermal) of left eyelid and periocular area, sequela | BILLABLE CODE |
| S00.229 | Blister (nonthermal) of unspecified eyelid and periocular area | NON-BILLABLE CODE |
| S00.229A | Blister (nonthermal) of unspecified eyelid and periocular area, initial encounter | BILLABLE CODE |
| S00.229D | Blister (nonthermal) of unspecified eyelid and periocular area, subsequent encounter | BILLABLE CODE |
| S00.229S | Blister (nonthermal) of unspecified eyelid and periocular area, sequela | BILLABLE CODE |
