H65-H75Not billable, use a more specific code below
Diseases of middle ear and mastoid (H65-H75)
chapter 8: Diseases of the Ear and Mastoid Process
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Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
There are no chapter-specific rules for Chapter 8 yet, so the general rules in Section I.B apply.
All codes under H65-H75
H65-H75 can't be used on a claim. Pick a billable code below; grey headings group them.
- H65Nonsuppurative otitis media
- H65.0Acute serous otitis media
- H65.00Acute serous otitis media, unspecified ear
- H65.01Acute serous otitis media, right ear
- H65.02Acute serous otitis media, left ear
- H65.03Acute serous otitis media, bilateral
- H65.04Acute serous otitis media, recurrent, right ear
- H65.05Acute serous otitis media, recurrent, left ear
- H65.06Acute serous otitis media, recurrent, bilateral
- H65.07Acute serous otitis media, recurrent, unspecified ear
- H65.1Other acute nonsuppurative otitis media
- H65.11Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous)
- H65.111Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), right ear
- H65.112Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), left ear
- H65.113Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), bilateral
- H65.114Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), recurrent, right ear
- H65.115Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), recurrent, left ear
- H65.116Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), recurrent, bilateral
- H65.117Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), recurrent, unspecified ear
- H65.119Acute and subacute allergic otitis media (mucoid) (sanguinous) (serous), unspecified ear
- H65.19Other acute nonsuppurative otitis media
- H65.191Other acute nonsuppurative otitis media, right ear
- H65.192Other acute nonsuppurative otitis media, left ear
- H65.193Other acute nonsuppurative otitis media, bilateral
- H65.194Other acute nonsuppurative otitis media, recurrent, right ear
- H65.195Other acute nonsuppurative otitis media, recurrent, left ear
- H65.196Other acute nonsuppurative otitis media, recurrent, bilateral
- H65.197Other acute nonsuppurative otitis media recurrent, unspecified ear
- H65.199Other acute nonsuppurative otitis media, unspecified ear
- H65.2Chronic serous otitis media
- H65.20Chronic serous otitis media, unspecified ear
- H65.21Chronic serous otitis media, right ear
- H65.22Chronic serous otitis media, left ear
- H65.23Chronic serous otitis media, bilateral
- H65.3Chronic mucoid otitis media
- H65.30Chronic mucoid otitis media, unspecified ear
- H65.31Chronic mucoid otitis media, right ear
- H65.32Chronic mucoid otitis media, left ear
- H65.33Chronic mucoid otitis media, bilateral
- H65.4Other chronic nonsuppurative otitis media
- H65.41Chronic allergic otitis media
- H65.411Chronic allergic otitis media, right ear
- H65.412Chronic allergic otitis media, left ear
- H65.413Chronic allergic otitis media, bilateral
- H65.419Chronic allergic otitis media, unspecified ear
- H65.49Other chronic nonsuppurative otitis media
- H65.491Other chronic nonsuppurative otitis media, right ear
- H65.492Other chronic nonsuppurative otitis media, left ear
- H65.493Other chronic nonsuppurative otitis media, bilateral
- H65.499Other chronic nonsuppurative otitis media, unspecified ear
- H65.9Unspecified nonsuppurative otitis media
- H65.90Unspecified nonsuppurative otitis media, unspecified ear
- H65.91Unspecified nonsuppurative otitis media, right ear
- H65.92Unspecified nonsuppurative otitis media, left ear
- H65.93Unspecified nonsuppurative otitis media, bilateral
- H66Suppurative and unspecified otitis media
- H66.0Acute suppurative otitis media
- H66.00Acute suppurative otitis media without spontaneous rupture of ear drum
- H66.001Acute suppurative otitis media without spontaneous rupture of ear drum, right ear
- H66.002Acute suppurative otitis media without spontaneous rupture of ear drum, left ear
- H66.003Acute suppurative otitis media without spontaneous rupture of ear drum, bilateral
- H66.004Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, right ear
- H66.005Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, left ear
- H66.006Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, bilateral
- H66.007Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, unspecified ear
- H66.009Acute suppurative otitis media without spontaneous rupture of ear drum, unspecified ear
- H66.01Acute suppurative otitis media with spontaneous rupture of ear drum
- H66.011Acute suppurative otitis media with spontaneous rupture of ear drum, right ear
- H66.012Acute suppurative otitis media with spontaneous rupture of ear drum, left ear
- H66.013Acute suppurative otitis media with spontaneous rupture of ear drum, bilateral
- H66.014Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, right ear
- H66.015Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, left ear
- H66.016Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, bilateral
- H66.017Acute suppurative otitis media with spontaneous rupture of ear drum, recurrent, unspecified ear
- H66.019Acute suppurative otitis media with spontaneous rupture of ear drum, unspecified ear
- H66.1Chronic tubotympanic suppurative otitis media
- H66.10Chronic tubotympanic suppurative otitis media, unspecified
- H66.11Chronic tubotympanic suppurative otitis media, right ear
- H66.12Chronic tubotympanic suppurative otitis media, left ear
- H66.13Chronic tubotympanic suppurative otitis media, bilateral
- H66.2Chronic atticoantral suppurative otitis media
- H66.20Chronic atticoantral suppurative otitis media, unspecified ear
- H66.21Chronic atticoantral suppurative otitis media, right ear
- H66.22Chronic atticoantral suppurative otitis media, left ear
- H66.23Chronic atticoantral suppurative otitis media, bilateral
- H66.3Other chronic suppurative otitis media
- H66.3XOther chronic suppurative otitis media
- H66.3X1Other chronic suppurative otitis media, right ear
- H66.3X2Other chronic suppurative otitis media, left ear
- H66.3X3Other chronic suppurative otitis media, bilateral
- H66.3X9Other chronic suppurative otitis media, unspecified ear
- H66.4Suppurative otitis media, unspecified
- H66.40Suppurative otitis media, unspecified, unspecified ear
- H66.41Suppurative otitis media, unspecified, right ear
- H66.42Suppurative otitis media, unspecified, left ear
- H66.43Suppurative otitis media, unspecified, bilateral
- H66.9Otitis media, unspecified
- H66.90Otitis media, unspecified, unspecified ear
- H66.91Otitis media, unspecified, right ear
- H66.92Otitis media, unspecified, left ear
- H66.93Otitis media, unspecified, bilateral
- H67Otitis media in diseases classified elsewhere
- H67.1Otitis media in diseases classified elsewhere, right ear
- H67.2Otitis media in diseases classified elsewhere, left ear
- H67.3Otitis media in diseases classified elsewhere, bilateral
- H67.9Otitis media in diseases classified elsewhere, unspecified ear
- H68Eustachian salpingitis and obstruction
- H68.0Eustachian salpingitis
- H68.00Unspecified Eustachian salpingitis
- H68.001Unspecified Eustachian salpingitis, right ear
- H68.002Unspecified Eustachian salpingitis, left ear
- H68.003Unspecified Eustachian salpingitis, bilateral
- H68.009Unspecified Eustachian salpingitis, unspecified ear
- H68.01Acute Eustachian salpingitis
- H68.011Acute Eustachian salpingitis, right ear
- H68.012Acute Eustachian salpingitis, left ear
- H68.013Acute Eustachian salpingitis, bilateral
- H68.019Acute Eustachian salpingitis, unspecified ear
- H68.02Chronic Eustachian salpingitis
- H68.021Chronic Eustachian salpingitis, right ear
- H68.022Chronic Eustachian salpingitis, left ear
- H68.023Chronic Eustachian salpingitis, bilateral
- H68.029Chronic Eustachian salpingitis, unspecified ear
- H68.1Obstruction of Eustachian tube
- H68.10Unspecified obstruction of Eustachian tube
- H68.101Unspecified obstruction of Eustachian tube, right ear
- H68.102Unspecified obstruction of Eustachian tube, left ear
- H68.103Unspecified obstruction of Eustachian tube, bilateral
- H68.109Unspecified obstruction of Eustachian tube, unspecified ear
- H68.11Osseous obstruction of Eustachian tube
- H68.111Osseous obstruction of Eustachian tube, right ear
- H68.112Osseous obstruction of Eustachian tube, left ear
- H68.113Osseous obstruction of Eustachian tube, bilateral
- H68.119Osseous obstruction of Eustachian tube, unspecified ear
- H68.12Intrinsic cartilagenous obstruction of Eustachian tube
- H68.121Intrinsic cartilagenous obstruction of Eustachian tube, right ear
- H68.122Intrinsic cartilagenous obstruction of Eustachian tube, left ear
- H68.123Intrinsic cartilagenous obstruction of Eustachian tube, bilateral
- H68.129Intrinsic cartilagenous obstruction of Eustachian tube, unspecified ear
- H68.13Extrinsic cartilagenous obstruction of Eustachian tube
- H68.131Extrinsic cartilagenous obstruction of Eustachian tube, right ear
- H68.132Extrinsic cartilagenous obstruction of Eustachian tube, left ear
- H68.133Extrinsic cartilagenous obstruction of Eustachian tube, bilateral
- H68.139Extrinsic cartilagenous obstruction of Eustachian tube, unspecified ear
- H69Other and unspecified disorders of Eustachian tube
- H69.0Patulous Eustachian tube
- H69.00Patulous Eustachian tube, unspecified ear
- H69.01Patulous Eustachian tube, right ear
- H69.02Patulous Eustachian tube, left ear
- H69.03Patulous Eustachian tube, bilateral
- H69.8Other specified disorders of Eustachian tube
- H69.80Other specified disorders of Eustachian tube, unspecified ear
- H69.81Other specified disorders of Eustachian tube, right ear
- H69.82Other specified disorders of Eustachian tube, left ear
- H69.83Other specified disorders of Eustachian tube, bilateral
- H69.9Unspecified Eustachian tube disorder
- H69.90Unspecified Eustachian tube disorder, unspecified ear
- H69.91Unspecified Eustachian tube disorder, right ear
- H69.92Unspecified Eustachian tube disorder, left ear
- H69.93Unspecified Eustachian tube disorder, bilateral
- H70Mastoiditis and related conditions
- H70.0Acute mastoiditis
- H70.00Acute mastoiditis without complications
- H70.001Acute mastoiditis without complications, right ear
- H70.002Acute mastoiditis without complications, left ear
- H70.003Acute mastoiditis without complications, bilateral
- H70.009Acute mastoiditis without complications, unspecified ear
- H70.01Subperiosteal abscess of mastoid
- H70.011Subperiosteal abscess of mastoid, right ear
- H70.012Subperiosteal abscess of mastoid, left ear
- H70.013Subperiosteal abscess of mastoid, bilateral
- H70.019Subperiosteal abscess of mastoid, unspecified ear
- H70.09Acute mastoiditis with other complications
- H70.091Acute mastoiditis with other complications, right ear
- H70.092Acute mastoiditis with other complications, left ear
- H70.093Acute mastoiditis with other complications, bilateral
- H70.099Acute mastoiditis with other complications, unspecified ear
- H70.1Chronic mastoiditis
- H70.10Chronic mastoiditis, unspecified ear
- H70.11Chronic mastoiditis, right ear
- H70.12Chronic mastoiditis, left ear
- H70.13Chronic mastoiditis, bilateral
- H70.2Petrositis
- H70.20Unspecified petrositis
- H70.201Unspecified petrositis, right ear
- H70.202Unspecified petrositis, left ear
- H70.203Unspecified petrositis, bilateral
- H70.209Unspecified petrositis, unspecified ear
- H70.21Acute petrositis
- H70.211Acute petrositis, right ear
- H70.212Acute petrositis, left ear
- H70.213Acute petrositis, bilateral
- H70.219Acute petrositis, unspecified ear
- H70.22Chronic petrositis
- H70.221Chronic petrositis, right ear
- H70.222Chronic petrositis, left ear
- H70.223Chronic petrositis, bilateral
- H70.229Chronic petrositis, unspecified ear
- H70.8Other mastoiditis and related conditions
- H70.81Postauricular fistula
- H70.811Postauricular fistula, right ear
- H70.812Postauricular fistula, left ear
- H70.813Postauricular fistula, bilateral
- H70.819Postauricular fistula, unspecified ear
- H70.89Other mastoiditis and related conditions
- H70.891Other mastoiditis and related conditions, right ear
- H70.892Other mastoiditis and related conditions, left ear
- H70.893Other mastoiditis and related conditions, bilateral
- H70.899Other mastoiditis and related conditions, unspecified ear
- H70.9Unspecified mastoiditis
- H70.90Unspecified mastoiditis, unspecified ear
- H70.91Unspecified mastoiditis, right ear
- H70.92Unspecified mastoiditis, left ear
- H70.93Unspecified mastoiditis, bilateral
- H71Cholesteatoma of middle ear
- H71.0Cholesteatoma of attic
- H71.00Cholesteatoma of attic, unspecified ear
- H71.01Cholesteatoma of attic, right ear
- H71.02Cholesteatoma of attic, left ear
- H71.03Cholesteatoma of attic, bilateral
- H71.1Cholesteatoma of tympanum
- H71.10Cholesteatoma of tympanum, unspecified ear
- H71.11Cholesteatoma of tympanum, right ear
- H71.12Cholesteatoma of tympanum, left ear
- H71.13Cholesteatoma of tympanum, bilateral
- H71.2Cholesteatoma of mastoid
- H71.20Cholesteatoma of mastoid, unspecified ear
- H71.21Cholesteatoma of mastoid, right ear
- H71.22Cholesteatoma of mastoid, left ear
- H71.23Cholesteatoma of mastoid, bilateral
- H71.3Diffuse cholesteatosis
- H71.30Diffuse cholesteatosis, unspecified ear
- H71.31Diffuse cholesteatosis, right ear
- H71.32Diffuse cholesteatosis, left ear
- H71.33Diffuse cholesteatosis, bilateral
- H71.9Unspecified cholesteatoma
- H71.90Unspecified cholesteatoma, unspecified ear
- H71.91Unspecified cholesteatoma, right ear
- H71.92Unspecified cholesteatoma, left ear
- H71.93Unspecified cholesteatoma, bilateral
- H72Perforation of tympanic membrane
- H72.0Central perforation of tympanic membrane
- H72.00Central perforation of tympanic membrane, unspecified ear
- H72.01Central perforation of tympanic membrane, right ear
- H72.02Central perforation of tympanic membrane, left ear
- H72.03Central perforation of tympanic membrane, bilateral
- H72.1Attic perforation of tympanic membrane
- H72.10Attic perforation of tympanic membrane, unspecified ear
- H72.11Attic perforation of tympanic membrane, right ear
- H72.12Attic perforation of tympanic membrane, left ear
- H72.13Attic perforation of tympanic membrane, bilateral
- H72.2Other marginal perforations of tympanic membrane
- H72.2XOther marginal perforations of tympanic membrane
- H72.2X1Other marginal perforations of tympanic membrane, right ear
- H72.2X2Other marginal perforations of tympanic membrane, left ear
- H72.2X3Other marginal perforations of tympanic membrane, bilateral
- H72.2X9Other marginal perforations of tympanic membrane, unspecified ear
- H72.8Other perforations of tympanic membrane
- H72.81Multiple perforations of tympanic membrane
- H72.811Multiple perforations of tympanic membrane, right ear
- H72.812Multiple perforations of tympanic membrane, left ear
- H72.813Multiple perforations of tympanic membrane, bilateral
- H72.819Multiple perforations of tympanic membrane, unspecified ear
- H72.82Total perforations of tympanic membrane
- H72.821Total perforations of tympanic membrane, right ear
- H72.822Total perforations of tympanic membrane, left ear
- H72.823Total perforations of tympanic membrane, bilateral
- H72.829Total perforations of tympanic membrane, unspecified ear
- H72.9Unspecified perforation of tympanic membrane
- H72.90Unspecified perforation of tympanic membrane, unspecified ear
- H72.91Unspecified perforation of tympanic membrane, right ear
- H72.92Unspecified perforation of tympanic membrane, left ear
- H72.93Unspecified perforation of tympanic membrane, bilateral
- H73Other disorders of tympanic membrane
- H73.0Acute myringitis
- H73.00Unspecified acute myringitis
- H73.001Acute myringitis, right ear
- H73.002Acute myringitis, left ear
- H73.003Acute myringitis, bilateral
- H73.009Acute myringitis, unspecified ear
- H73.01Bullous myringitis
- H73.011Bullous myringitis, right ear
- H73.012Bullous myringitis, left ear
- H73.013Bullous myringitis, bilateral
- H73.019Bullous myringitis, unspecified ear
- H73.09Other acute myringitis
- H73.091Other acute myringitis, right ear
- H73.092Other acute myringitis, left ear
- H73.093Other acute myringitis, bilateral
- H73.099Other acute myringitis, unspecified ear
- H73.1Chronic myringitis
- H73.10Chronic myringitis, unspecified ear
- H73.11Chronic myringitis, right ear
- H73.12Chronic myringitis, left ear
- H73.13Chronic myringitis, bilateral
- H73.2Unspecified myringitis
- H73.20Unspecified myringitis, unspecified ear
- H73.21Unspecified myringitis, right ear
- H73.22Unspecified myringitis, left ear
- H73.23Unspecified myringitis, bilateral
- H73.8Other specified disorders of tympanic membrane
- H73.81Atrophic flaccid tympanic membrane
- H73.811Atrophic flaccid tympanic membrane, right ear
- H73.812Atrophic flaccid tympanic membrane, left ear
- H73.813Atrophic flaccid tympanic membrane, bilateral
- H73.819Atrophic flaccid tympanic membrane, unspecified ear
- H73.82Atrophic nonflaccid tympanic membrane
- H73.821Atrophic nonflaccid tympanic membrane, right ear
- H73.822Atrophic nonflaccid tympanic membrane, left ear
- H73.823Atrophic nonflaccid tympanic membrane, bilateral
- H73.829Atrophic nonflaccid tympanic membrane, unspecified ear
- H73.89Other specified disorders of tympanic membrane
- H73.891Other specified disorders of tympanic membrane, right ear
- H73.892Other specified disorders of tympanic membrane, left ear
- H73.893Other specified disorders of tympanic membrane, bilateral
- H73.899Other specified disorders of tympanic membrane, unspecified ear
- H73.9Unspecified disorder of tympanic membrane
- H73.90Unspecified disorder of tympanic membrane, unspecified ear
- H73.91Unspecified disorder of tympanic membrane, right ear
- H73.92Unspecified disorder of tympanic membrane, left ear
- H73.93Unspecified disorder of tympanic membrane, bilateral
- H74Other disorders of middle ear mastoid
- H74.0Tympanosclerosis
- H74.01Tympanosclerosis, right ear
- H74.02Tympanosclerosis, left ear
- H74.03Tympanosclerosis, bilateral
- H74.09Tympanosclerosis, unspecified ear
- H74.1Adhesive middle ear disease
- H74.11Adhesive right middle ear disease
- H74.12Adhesive left middle ear disease
- H74.13Adhesive middle ear disease, bilateral
- H74.19Adhesive middle ear disease, unspecified ear
- H74.2Discontinuity and dislocation of ear ossicles
- H74.20Discontinuity and dislocation of ear ossicles, unspecified ear
- H74.21Discontinuity and dislocation of right ear ossicles
- H74.22Discontinuity and dislocation of left ear ossicles
- H74.23Discontinuity and dislocation of ear ossicles, bilateral
- H74.3Other acquired abnormalities of ear ossicles
- H74.31Ankylosis of ear ossicles
- H74.311Ankylosis of ear ossicles, right ear
- H74.312Ankylosis of ear ossicles, left ear
- H74.313Ankylosis of ear ossicles, bilateral
- H74.319Ankylosis of ear ossicles, unspecified ear
- H74.32Partial loss of ear ossicles
- H74.321Partial loss of ear ossicles, right ear
- H74.322Partial loss of ear ossicles, left ear
- H74.323Partial loss of ear ossicles, bilateral
- H74.329Partial loss of ear ossicles, unspecified ear
- H74.39Other acquired abnormalities of ear ossicles
- H74.391Other acquired abnormalities of right ear ossicles
- H74.392Other acquired abnormalities of left ear ossicles
- H74.393Other acquired abnormalities of ear ossicles, bilateral
- H74.399Other acquired abnormalities of ear ossicles, unspecified ear
- H74.4Polyp of middle ear
- H74.40Polyp of middle ear, unspecified ear
- H74.41Polyp of right middle ear
- H74.42Polyp of left middle ear
- H74.43Polyp of middle ear, bilateral
- H74.8Other specified disorders of middle ear and mastoid
- H74.8XOther specified disorders of middle ear and mastoid
- H74.8X1Other specified disorders of right middle ear and mastoid
- H74.8X2Other specified disorders of left middle ear and mastoid
- H74.8X3Other specified disorders of middle ear and mastoid, bilateral
- H74.8X9Other specified disorders of middle ear and mastoid, unspecified ear
- H74.9Unspecified disorder of middle ear and mastoid
- H74.90Unspecified disorder of middle ear and mastoid, unspecified ear
- H74.91Unspecified disorder of right middle ear and mastoid
- H74.92Unspecified disorder of left middle ear and mastoid
- H74.93Unspecified disorder of middle ear and mastoid, bilateral
- H75Other disorders of middle ear and mastoid in diseases classified elsewhere
- H75.0Mastoiditis in infectious and parasitic diseases classified elsewhere
- H75.00Mastoiditis in infectious and parasitic diseases classified elsewhere, unspecified ear
- H75.01Mastoiditis in infectious and parasitic diseases classified elsewhere, right ear
- H75.02Mastoiditis in infectious and parasitic diseases classified elsewhere, left ear
- H75.03Mastoiditis in infectious and parasitic diseases classified elsewhere, bilateral
- H75.8Other specified disorders of middle ear and mastoid in diseases classified elsewhere
- H75.80Other specified disorders of middle ear and mastoid in diseases classified elsewhere, unspecified ear
- H75.81Other specified disorders of right middle ear and mastoid in diseases classified elsewhere
- H75.82Other specified disorders of left middle ear and mastoid in diseases classified elsewhere
- H75.83Other specified disorders of middle ear and mastoid in diseases classified elsewhere, bilateral
H65-H75 MS-DRGs
This code does not group to an MS-DRG as a principal diagnosis.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Ear Infections
Ear infections are the most common reason parents bring their child to a doctor. Three out of four children will have at least one ear infection by their third birthday. Adults can also get ear infections, but they are less common.
Read more about ear infections on MedlinePlus