2027 ICD-10-CM Diagnosis Code H65.30Chronic mucoid otitis media, unspecified ear

ICD-10-CM Codes›H60–H95›H65-H75›H65

ICD-10-CM H65.30
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

H65.30 is a billable ICD-10-CM diagnosis code for chronic mucoid otitis media, unspecified ear. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 152 through 153. Coders also document this condition as chronic mucoid otitis media. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Otitis media.

This medical diagnosis code is frequently used in Pediatrics medical specialties to designate conditions such chronic mucoid otitis media.

Code Identity

ICD-10-CM Code
H65.30
Billable Status
Yes — Valid for Submission
Code Describes
Chronic mucoid otitis media, unspecified ear
Short Description
Chronic mucoid otitis media, unspecified ear
Same as the full description in the CMS dataset.
Parent Code
Chronic mucoid otitis media

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH65-H75Diseases of middle ear and mastoid
CategoryH65Nonsuppurative otitis media
This CodeH65.30Chronic mucoid otitis media, unspecified ear

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Chronic mucoid otitis media
  • Chronic seromucinous otitis media
  • Chronic serous otitis media
  • Seromucinous otitis media

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to H65.30: its own notes plus those printed at H65.3, H65, and Chapter 8. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From H65 Nonsuppurative otitis media applies to 44 codes
  • nonsuppurative otitis media with myringitis

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

From H65.3 Chronic mucoid otitis media applies to 4 codes
  • adhesive middle ear disease (H74.1)

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 8 (H60-H95) Diseases of the ear and mastoid process applies to 653 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From H65 Nonsuppurative otitis media applies to 44 codes
  • 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)

Notes

General instructions on how these codes are used.

From Chapter 8 (H60-H95) Diseases of the ear and mastoid process applies to 653 codes
  • Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name H65.30, its category, or a range that includes it.

Excludes1 3

These codes carry an Excludes1 note naming H65.30: they are not reported together with it, unless the two conditions are unrelated.

  • H73.0 Acute myringitis
    acute myringitis with otitis media (H65, H66) names H65, which includes this code
  • H73.1 Chronic myringitis
    chronic myringitis with otitis media (H65, H66) names H65, which includes this code
  • H74.1 Adhesive middle ear disease
    glue ear (H65.3-) names H65.3-, which includes this code

Code First 2

These codes say to code first a condition named in the note, and H65.30 is one of the conditions named.

  • B97.4 Respiratory syncytial virus as the cause of diseases classified elsewhere
    otitis media (H65.-) names H65.-, which includes this code
  • H72 Perforation of tympanic membrane
    any associated otitis media (H65.-, H66.1-, H66.2-, H66.3-, H66.4-, H66.9-, H67.-) names H65.-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR EAR001
Otitis media
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

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 the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert H65.30 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
381.20 Chr mucoid OM simp/NOS
Approximate The match is approximate rather than exact.
ICD-9-CM
381.29 Chr mucoid OM NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About H65.30Overview

What is the ICD-10 code for chronic mucoid otitis media, unspecified ear?

The ICD-10-CM code for chronic mucoid otitis media, unspecified ear is H65.30 (sometimes written as H6530). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is H65.30 (Chronic mucoid otitis media) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report chronic mucoid otitis media, unspecified ear on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does H65.30 group to?

When chronic mucoid otitis media, unspecified ear is the principal diagnosis on an inpatient stay, it groups to MS-DRG 152, 153, with relative weights from 0.7420 to 1.1147 depending on complications. Higher weights mean higher Medicare reimbursement.

Can H65.30 be reported with H74.1?

Not as a rule. The Excludes1 note at H65.3, which applies to H65.30, lists "adhesive middle ear disease (H74.1)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).

Does H65.30 need an additional code?

When the condition applies, yes. The Use Additional Code note at H65, which applies to H65.30, reads: 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); and 4 more listed in the Instructional Notes section. The additional code is reported after H65.30.