| T38.5X6A | Underdosing of other estrogens and progestogens, initial encounter | BILLABLE CODE |
| T38.5X6D | Underdosing of other estrogens and progestogens, subsequent encounter | BILLABLE CODE |
| T38.5X6S | Underdosing of other estrogens and progestogens, sequela | BILLABLE CODE |
