H68.1
Non-Billable

Obstruction of Eustachian tube

Non-Billable / Non-Specific Code

What is Obstruction of Eustachian tube?

ICD-10-CM H68.1 is the diagnosis code for Obstruction of Eustachian tube. This code falls under the section "Diseases of middle ear and mastoid" within Chapter 8 — Diseases of the ear and mastoid process (H60-H95). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for H68.1

✅ This Code Includes

  • Stenosis of Eustachian tube
  • Stricture of Eustachian tube

ICD-10-CM Code Hierarchy

Understanding where H68.1 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
H68.10Unspecified obstruction of Eustachian tubeNon-BillableH68.101Unspecified obstruction of Eustachian tube, right earBillableH68.102Unspecified obstruction of Eustachian tube, left earBillableH68.103Unspecified obstruction of Eustachian tube, bilateralBillableH68.109Unspecified obstruction of Eustachian tube, unspecified earBillableH68.11Osseous obstruction of Eustachian tubeNon-BillableH68.111Osseous obstruction of Eustachian tube, right earBillableH68.112Osseous obstruction of Eustachian tube, left earBillableH68.113Osseous obstruction of Eustachian tube, bilateralBillableH68.119Osseous obstruction of Eustachian tube, unspecified earBillableH68.12Intrinsic cartilagenous obstruction of Eustachian tubeNon-BillableH68.121Intrinsic cartilagenous obstruction of Eustachian tube, right earBillableH68.122Intrinsic cartilagenous obstruction of Eustachian tube, left earBillableH68.123Intrinsic cartilagenous obstruction of Eustachian tube, bilateralBillableH68.129Intrinsic cartilagenous obstruction of Eustachian tube, unspecified earBillableH68.13Extrinsic cartilagenous obstruction of Eustachian tubeNon-BillableH68.131Extrinsic cartilagenous obstruction of Eustachian tube, right earBillableH68.132Extrinsic cartilagenous obstruction of Eustachian tube, left earBillableH68.133Extrinsic cartilagenous obstruction of Eustachian tube, bilateralBillableH68.139Extrinsic cartilagenous obstruction of Eustachian tube, unspecified earBillable
Related Codes

Frequently Asked Questions

Is H68.1 a billable ICD-10-CM code?

No, H68.1 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H68.1 mean?

H68.1 is the ICD-10-CM diagnosis code for "Obstruction of Eustachian tube". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H68.1?

The parent code of H68.1 is H68 ("Eustachian salpingitis and obstruction"). H68.1 provides a more specific classification within this category.

What section is H68.1 in?

H68.1 is located in Section H65-H75 — "Diseases of middle ear and mastoid" within Chapter 8 of the ICD-10-CM Tabular List.

What are the sub-codes of H68.1?

H68.1 has 4 sub-code(s) that provide more specific detail: H68.10, H68.11, H68.12, H68.13.

When should I use H68.1?

Use H68.1 when the patients documented diagnosis matches "Obstruction of Eustachian tube" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Obstruction of Eustachian tube?

The ICD-10-CM code for Obstruction of Eustachian tube is H68.1.

Can H68.1 be used for primary diagnosis?

No, H68.1 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H68.1 in?

H68.1 is in Chapter 8 of the ICD-10-CM Tabular List.

Is H68.1 valid for 2026?

Yes, H68.1 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH68.029Chronic Eustachian salpingitis, unspecified earNext →H68.10Unspecified obstruction of Eustachian tube
Code Details
H68.1
Obstruction of Eustachian tube
Non-Billable / Non-Specific Code
8 — Diseases of the ear and mastoid process (H60-H95)
H65-H75 — Diseases of middle ear and mastoid
2026 ICD-10-CM