H65-H75 ICD-10-CA block: Diseases of middle ear and mastoid
H65-H75 isn’t a code on its own. Choose one of the 44 codes beneath it, the one the documentation supports.
Official description
H65-H75Diseases of middle ear and mastoid (H65-H75)
ICD-10-CA · Canada
Codes in H65-H75
H65-H75 isn’t a code on its own. Open the group that matches what the note documents.
H65Nonsuppurative otitis media (6 codes)H66Suppurative and unspecified otitis media (6 codes)H67Otitis media in diseases classified elsewhere (3 codes)H68Eustachian salpingitis and obstruction (2 codes)H69Other disorders of Eustachian tube (3 codes)H70Mastoiditis and related conditions (5 codes)H71Cholesteatoma of middle earH72Perforation of tympanic membrane (5 codes)H73Other disorders of tympanic membrane (4 codes)H74Other disorders of middle ear and mastoid (7 codes)H75Other disorders of middle ear and mastoid in diseases classified elsewhere (2 codes)Notes for H65-H75
As CIHI prints them, with any note H65-H75 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 8: Diseases of the ear and mastoid process (H60-H95)
Where H65-H75 sits
- 1ChapterChapter 8: Diseases of the ear and mastoid process (H60-H95)
- 2Block H65-H75Diseases of middle ear and mastoid
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is H65-H75 a valid ICD-10-CA code?
No. H65-H75 (Diseases of middle ear and mastoid) is a block heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 44 codes; record the one the documentation supports.
Where is H65-H75 in ICD-10-CA?
H65-H75 sits under Chapter 8: Diseases of the ear and mastoid process (H60-H95).
What coding notes apply to H65-H75?
ICD-10-CA lists Excludes notes for H65-H75, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.