ICD-10-CM > H00-H59 > H15-H22 > H21 > H21.0 H21.0 Hyphema Non-Billable/Non-Specific Type 1 Excludes traumatic hyphema (S05.1-) Codes H21.00Hyphema, unspecified eyeH21.01Hyphema, right eyeH21.02Hyphema, left eyeH21.03Hyphema, bilateral