H66 Suppurative and unspecified otitis media

Category / Non-billable header 45 subcodes

Block: Diseases of middle ear and mastoid (H65-H75)

Includes

  • suppurative and unspecified otitis media with myringitis

Use Additional Code

  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • exposure to tobacco smoke in the perinatal period (P96.81)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
H66..0 Acute suppurative otitis media No
H66..00 Acute suppurative otitis media without spontaneous rupture of ear drum No
H66..001 Acute suppurative otitis media without spontaneous rupture of ear drum, right ear Yes
H66..002 Acute suppurative otitis media without spontaneous rupture of ear drum, left ear Yes
H66..003 Acute suppurative otitis media without spontaneous rupture of ear drum, bilateral Yes
H66..004 Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, right ear Yes
H66..005 Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, left ear Yes
H66..006 Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, bilateral Yes
H66..007 Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear Yes
H66..009 Acute suppurative otitis media without spontaneous rupture of ear drum, unspecified ear Yes
H66..01 Acute suppurative otitis media with spontaneous rupture of ear drum No
H66..011 Acute suppurative otitis media with spontaneous rupture of ear drum, right ear Yes
H66..012 Acute suppurative otitis media with spontaneous rupture of ear drum, left ear Yes
H66..013 Acute suppurative otitis media with spontaneous rupture of ear drum, bilateral Yes
H66..014 Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, right ear Yes
H66..015 Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, left ear Yes
H66..016 Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, bilateral Yes
H66..017 Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, unspecified ear Yes
H66..019 Acute suppurative otitis media with spontaneous rupture of ear drum, unspecified ear Yes
H66..1 Chronic tubotympanic suppurative otitis media No
H66..10 Chronic tubotympanic suppurative otitis media, unspecified Yes
H66..11 Chronic tubotympanic suppurative otitis media, right ear Yes
H66..12 Chronic tubotympanic suppurative otitis media, left ear Yes
H66..13 Chronic tubotympanic suppurative otitis media, bilateral Yes
H66..2 Chronic atticoantral suppurative otitis media No
H66..20 Chronic atticoantral suppurative otitis media, unspecified ear Yes
H66..21 Chronic atticoantral suppurative otitis media, right ear Yes
H66..22 Chronic atticoantral suppurative otitis media, left ear Yes
H66..23 Chronic atticoantral suppurative otitis media, bilateral Yes
H66..3 Other chronic suppurative otitis media No
H66..3X Other chronic suppurative otitis media No
H66..3X1 Other chronic suppurative otitis media, right ear Yes
H66..3X2 Other chronic suppurative otitis media, left ear Yes
H66..3X3 Other chronic suppurative otitis media, bilateral Yes
H66..3X9 Other chronic suppurative otitis media, unspecified ear Yes
H66..4 Suppurative otitis media, unspecified No
H66..40 Suppurative otitis media, unspecified, unspecified ear Yes
H66..41 Suppurative otitis media, unspecified, right ear Yes
H66..42 Suppurative otitis media, unspecified, left ear Yes
H66..43 Suppurative otitis media, unspecified, bilateral Yes
H66..9 Otitis media, unspecified No
H66..90 Otitis media, unspecified, unspecified ear Yes
H66..91 Otitis media, unspecified, right ear Yes
H66..92 Otitis media, unspecified, left ear Yes
H66..93 Otitis media, unspecified, bilateral Yes

Last reviewed: September 2026