How do you bill for inhalation of nitrous oxide (D9230) medical?Ask the CoderHow do you bill for inhalation of nitrous oxide (D9230) medical?How do you bill for inhalation of nitrous oxide (D9230) medical? « Back to Previous Page Answer Question Tweet ▲0 ▼ ♥ 0 Marked as spamAsked on February 25, 2015320 viewsFollowUnfollowReport spam Add comment Anonymous comment CancelAnswers (1) ▲-1 ▼✔ Private answerNitrous oxide is billed using the same "D" code as it is considered a HCPCS code in Medicine.Marked as spamAnswered on February 26, 2015Report spam Add comment Anonymous comment Cancel « Back to Previous Page Post your AnswerAttach YouTube/Vimeo clip putting the URL in brackets: [https://youtu.be/Zkdf3kaso] Notify me of follow