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H90.A1 ICD-10-CM Code: Conductive hearing loss, unilateral, with restricted hearing on the contralateral side

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Conductive hearing loss, unilateral, with restricted hearing on the contralateral side is a non-billable ICD-10-CM category code (H90.A1). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for H90.A1 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions generally not reported together with this code (Excludes1) -- an error unless the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).

Frequently Compared Codes

The official Excludes notes on H90.A1 name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

  • FY2017 — 2016-10-01
    Added to the code set
    Conductive hearing loss, unilateral, with restricted hearing on the contralateral side
    FY2017 changes

Verify Before Coding

  • Not billable as written — a more specific code is required: H90.A11, H90.A12.

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Relationships & Classification

Official ICD-10-CM tabular notes on other codes that name H90.A1 or its code family.

1 Excludes1 notes: Q16 (via H90.-).

1 Code Also instructions: F80.4 (via H90.-).

Contextual Map

Every relationship of H90.A1 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • H60-H95 — Chapter 8: Diseases of the Ear and Mastoid Process (H60-H95) (H60-H95) [Hierarchy]
  • H90-H94 — Other disorders of ear [Hierarchy]

Referenced by Excludes1 notes

  • Q16 — Congenital malformations of ear causing impairment of hearing [Excludes1](via H90.-): “congenital deafness (H90.-)” · check together

Referenced by Code Also instructions

  • F80.4 — Speech and language development delay due to hearing loss [Code Also](via H90.-): “type of hearing loss (H90.-, H91.-)” · check together

Nearest codes (25)

  • H90 — Conductive and sensorineural hearing loss [Sibling]
  • H90.0 — Conductive hearing loss, bilateral [Sibling]
  • H90.1 — Conductive hearing loss, unilateral with unrestricted hearing on the contralateral side [Sibling]
  • H90.11 — Conductive hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side [Sibling]
  • H90.12 — Conductive hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side [Sibling]
  • H90.2 — Conductive hearing loss, unspecified [Sibling]
  • H90.3 — Sensorineural hearing loss, bilateral [Sibling]
  • H90.4 — Sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side [Sibling]
  • and 17 more

Change history

  • FY2017 — Added to the code set [Change history]

Frequently Asked Questions (FAQ) & Clinical Guidance

Can H90.A1 be billed directly?

No. H90.A1 (Conductive hearing loss, unilateral, with restricted hearing on the contralateral side) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to H90.A1 in its code family, with their registry titles.

  • H90.7 — Mixed conductive and sensorineural hearing loss, unilateral with unrestricted hearing on the contralateral side
  • H90.71 — Mixed conductive and sensorineural hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side
  • H90.72 — Mixed conductive and sensorineural hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side
  • H90.8 — Mixed conductive and sensorineural hearing loss, unspecified
  • H90.A — Conductive and sensorineural hearing loss with restricted hearing on the contralateral side
  • H90.A11 — Conductive hearing loss, unilateral, right ear with restricted hearing on the contralateral side
  • H90.A12 — Conductive hearing loss, unilateral, left ear with restricted hearing on the contralateral side
  • H90.A2 — Sensorineural hearing loss, unilateral, with restricted hearing on the contralateral side
  • H90.A21 — Sensorineural hearing loss, unilateral, right ear, with restricted hearing on the contralateral side
  • H90.A22 — Sensorineural hearing loss, unilateral, left ear, with restricted hearing on the contralateral side

View all codes in the H90 family