H16.129
Billable

Filamentary keratitis, unspecified eye

Billable / Specific Code

What is Filamentary keratitis, unspecified eye?

ICD-10-CM H16.129 is the diagnosis code for Filamentary keratitis, unspecified 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 H16.129

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 H16.129 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is H16.129 a billable ICD-10-CM code?

Yes, H16.129 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does H16.129 mean?

H16.129 is the ICD-10-CM diagnosis code for "Filamentary keratitis, unspecified 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 H16.129?

The parent code of H16.129 is H16.12 ("Filamentary keratitis"). H16.129 provides a more specific classification within this category.

What section is H16.129 in?

H16.129 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 H16.129?

Use H16.129 when the patients documented diagnosis matches "Filamentary keratitis, unspecified 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 Filamentary keratitis, unspecified eye?

The ICD-10-CM code for Filamentary keratitis, unspecified eye is H16.129.

Can H16.129 be used for primary diagnosis?

Yes, H16.129 can be used as a primary diagnosis code since it is billable and specific.

What chapter is H16.129 in?

H16.129 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H16.129 valid for 2026?

Yes, H16.129 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH16.123Filamentary keratitis, bilateralNext →H16.13Photokeratitis
Code Details
H16.129
Filamentary keratitis, unspecified 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