H65.00 – Acute serous otitis media, unspecified ear

ICD-10-CM 2027 diagnosis code · Diseases of middle ear and mastoid

Billable code

ICD-10-CM code H65.00
Code
H65.00 (claims format: H6500)
Description
Acute serous otitis media, unspecified ear
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
8. Diseases of the ear and mastoid process (H60-H95)
Block
H65-H75 Diseases of middle ear and mastoid
Parent codes
H65 › H65.0

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

H65 – Nonsuppurative otitis media

Includes:
  • nonsuppurative otitis media with myringitis
Use additional code:
  • code for any associated perforated tympanic membrane (H72.-)
  • code, if applicable, 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)
  • infectious agent (B95-B97)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

H65.0 – Acute serous otitis media

Applicable to:
  • Acute and subacute secretory otitis

Related codes in H65.0

Frequently asked questions

What is ICD-10 code H65.00?

H65.00 is the ICD-10-CM code for acute serous otitis media, unspecified ear, in the block H65-H75 (Diseases of middle ear and mastoid).

Is H65.00 a billable code?

Yes. H65.00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H65.00 belong to?

It belongs to category H65 – Nonsuppurative otitis media.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.