H44.4
Non-Billable

Hypotony of eye

Non-Billable / Non-Specific Code

What is Hypotony of eye?

ICD-10-CM H44.4 is the diagnosis code for Hypotony of eye. This code falls under the section "Disorders of vitreous body and globe" 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 H44.4

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 H44.4 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 5 entries
H44.40Unspecified hypotony of eyeBillableH44.41Flat anterior chamber hypotony of eyeNon-BillableH44.411Flat anterior chamber hypotony of right eyeBillableH44.412Flat anterior chamber hypotony of left eyeBillableH44.413Flat anterior chamber hypotony of eye, bilateralBillableH44.419Flat anterior chamber hypotony of unspecified eyeBillableH44.42Hypotony of eye due to ocular fistulaNon-BillableH44.421Hypotony of right eye due to ocular fistulaBillableH44.422Hypotony of left eye due to ocular fistulaBillableH44.423Hypotony of eye due to ocular fistula, bilateralBillableH44.429Hypotony of unspecified eye due to ocular fistulaBillableH44.43Hypotony of eye due to other ocular disordersNon-BillableH44.431Hypotony of eye due to other ocular disorders, right eyeBillableH44.432Hypotony of eye due to other ocular disorders, left eyeBillableH44.433Hypotony of eye due to other ocular disorders, bilateralBillableH44.439Hypotony of eye due to other ocular disorders, unspecified eyeBillableH44.44Primary hypotony of eyeNon-BillableH44.441Primary hypotony of right eyeBillableH44.442Primary hypotony of left eyeBillableH44.443Primary hypotony of eye, bilateralBillableH44.449Primary hypotony of unspecified eyeBillable
Related Codes

Frequently Asked Questions

Is H44.4 a billable ICD-10-CM code?

No, H44.4 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H44.4 mean?

H44.4 is the ICD-10-CM diagnosis code for "Hypotony of 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 H44.4?

The parent code of H44.4 is H44 ("Disorders of globe"). H44.4 provides a more specific classification within this category.

What section is H44.4 in?

H44.4 is located in Section H43-H44 — "Disorders of vitreous body and globe" within Chapter 7 of the ICD-10-CM Tabular List.

What are the sub-codes of H44.4?

H44.4 has 5 sub-code(s) that provide more specific detail: H44.40, H44.41, H44.42, H44.43, H44.44.

When should I use H44.4?

Use H44.4 when the patients documented diagnosis matches "Hypotony of 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 Hypotony of eye?

The ICD-10-CM code for Hypotony of eye is H44.4.

Can H44.4 be used for primary diagnosis?

No, H44.4 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H44.4 in?

H44.4 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H44.4 valid for 2026?

Yes, H44.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH44.399Other degenerative disorders of globe, unspecified eyeNext →H44.40Unspecified hypotony of eye
Code Details
H44.4
Hypotony of eye
Non-Billable / Non-Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H43-H44 — Disorders of vitreous body and globe
2026 ICD-10-CM