H50.6
Non-Billable

Mechanical strabismus

Non-Billable / Non-Specific Code

What is Mechanical strabismus?

ICD-10-CM H50.6 is the diagnosis code for Mechanical strabismus. This code falls under the section "Disorders of ocular muscles, binocular movement, accommodation and refraction" within Chapter 7 — Diseases of the eye and adnexa (H00-H59). 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.

Coding Guidelines for H50.6

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where H50.6 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
H50.60Mechanical strabismus, unspecifiedBillableH50.61Brown's sheath syndromeNon-BillableH50.611Brown's sheath syndrome, right eyeBillableH50.612Brown's sheath syndrome, left eyeBillableH50.62Inferior oblique muscle entrapmentNon-BillableH50.621Inferior oblique muscle entrapment, right eyeBillableH50.622Inferior oblique muscle entrapment, left eyeBillableH50.629Inferior oblique muscle entrapment, unspecified eyeBillableH50.63Inferior rectus muscle entrapmentNon-BillableH50.631Inferior rectus muscle entrapment, right eyeBillableH50.632Inferior rectus muscle entrapment, left eyeBillableH50.639Inferior rectus muscle entrapment, unspecified eyeBillableH50.64Lateral rectus muscle entrapmentNon-BillableH50.641Lateral rectus muscle entrapment, right eyeBillableH50.642Lateral rectus muscle entrapment, left eyeBillableH50.649Lateral rectus muscle entrapment, unspecified eyeBillableH50.65Medial rectus muscle entrapmentNon-BillableH50.651Medial rectus muscle entrapment, right eyeBillableH50.652Medial rectus muscle entrapment, left eyeBillableH50.659Medial rectus muscle entrapment, unspecified eyeBillableH50.66Superior oblique muscle entrapmentNon-BillableH50.661Superior oblique muscle entrapment, right eyeBillableH50.662Superior oblique muscle entrapment, left eyeBillableH50.669Superior oblique muscle entrapment, unspecified eyeBillableH50.67Superior rectus muscle entrapmentNon-BillableH50.671Superior rectus muscle entrapment, right eyeBillableH50.672Superior rectus muscle entrapment, left eyeBillableH50.679Superior rectus muscle entrapment, unspecified eyeBillableH50.68Extraocular muscle entrapment, unspecifiedNon-BillableH50.681Extraocular muscle entrapment, unspecified, right eyeBillableH50.682Extraocular muscle entrapment, unspecified, left eyeBillableH50.689Extraocular muscle entrapment, unspecified, unspecified eyeBillableH50.69Other mechanical strabismusBillable
Related Codes

Frequently Asked Questions

Is H50.6 a billable ICD-10-CM code?

No, H50.6 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H50.6 mean?

H50.6 is the ICD-10-CM diagnosis code for "Mechanical strabismus". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H50.6?

The parent code of H50.6 is H50 ("Other strabismus"). H50.6 provides a more specific classification within this category.

What section is H50.6 in?

H50.6 is located in Section H49-H52 — "Disorders of ocular muscles, binocular movement, accommodation and refraction" within Chapter 7 of the ICD-10-CM Tabular List.

What are the sub-codes of H50.6?

H50.6 has 10 sub-code(s) that provide more specific detail: H50.60, H50.61, H50.62, H50.63, H50.64 and more.

When should I use H50.6?

Use H50.6 when the patients documented diagnosis matches "Mechanical strabismus" 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 Mechanical strabismus?

The ICD-10-CM code for Mechanical strabismus is H50.6.

Can H50.6 be used for primary diagnosis?

No, H50.6 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H50.6 in?

H50.6 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H50.6 valid for 2026?

Yes, H50.6 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH50.55Alternating heterophoriaNext →H50.60Mechanical strabismus, unspecified
Code Details
H50.6
Mechanical strabismus
Non-Billable / Non-Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H49-H52 — Disorders of ocular muscles, binocular movement, accommodation and refraction
2026 ICD-10-CM