H21.222
Billable

Degeneration of ciliary body, left eye

Billable / Specific Code

What is Degeneration of ciliary body, left eye?

ICD-10-CM H21.222 is the diagnosis code for Degeneration of ciliary body, left eye. This code falls under the section "Disorders of sclera, cornea, iris and ciliary body" within Chapter 7 — Diseases of the eye and adnexa (H00-H59). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 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 H21.222

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 H21.222 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is H21.222 a billable ICD-10-CM code?

Yes, H21.222 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does H21.222 mean?

H21.222 is the ICD-10-CM diagnosis code for "Degeneration of ciliary body, left eye". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H21.222?

The parent code of H21.222 is H21.22 ("Degeneration of ciliary body"). H21.222 provides a more specific classification within this category.

What section is H21.222 in?

H21.222 is located in Section H15-H22 — "Disorders of sclera, cornea, iris and ciliary body" within Chapter 7 of the ICD-10-CM Tabular List.

When should I use H21.222?

Use H21.222 when the patients documented diagnosis matches "Degeneration of ciliary body, left eye" 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 Degeneration of ciliary body, left eye?

The ICD-10-CM code for Degeneration of ciliary body, left eye is H21.222.

Can H21.222 be used for primary diagnosis?

Yes, H21.222 can be used as a primary diagnosis code since it is billable and specific.

What chapter is H21.222 in?

H21.222 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H21.222 valid for 2026?

Yes, H21.222 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH21.221Degeneration of ciliary body, right eyeNext →H21.223Degeneration of ciliary body, bilateral
Code Details
H21.222
Degeneration of ciliary body, left eye
Billable / Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H15-H22 — Disorders of sclera, cornea, iris and ciliary body
2026 ICD-10-CM