H05.0
Non-Billable

Acute inflammation of orbit

Non-Billable / Non-Specific Code

What is Acute inflammation of orbit?

ICD-10-CM H05.0 is the diagnosis code for Acute inflammation of orbit. This code falls under the section "Disorders of eyelid, lacrimal system and orbit" 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 H05.0

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 H05.0 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 5 entries
H05.00Unspecified acute inflammation of orbitBillableH05.01Cellulitis of orbitNon-BillableH05.011Cellulitis of right orbitBillableH05.012Cellulitis of left orbitBillableH05.013Cellulitis of bilateral orbitsBillableH05.019Cellulitis of unspecified orbitBillableH05.02Osteomyelitis of orbitNon-BillableH05.021Osteomyelitis of right orbitBillableH05.022Osteomyelitis of left orbitBillableH05.023Osteomyelitis of bilateral orbitsBillableH05.029Osteomyelitis of unspecified orbitBillableH05.03Periostitis of orbitNon-BillableH05.031Periostitis of right orbitBillableH05.032Periostitis of left orbitBillableH05.033Periostitis of bilateral orbitsBillableH05.039Periostitis of unspecified orbitBillableH05.04Tenonitis of orbitNon-BillableH05.041Tenonitis of right orbitBillableH05.042Tenonitis of left orbitBillableH05.043Tenonitis of bilateral orbitsBillableH05.049Tenonitis of unspecified orbitBillable
Related Codes

Frequently Asked Questions

Is H05.0 a billable ICD-10-CM code?

No, H05.0 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H05.0 mean?

H05.0 is the ICD-10-CM diagnosis code for "Acute inflammation of orbit". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H05.0?

The parent code of H05.0 is H05 ("Disorders of orbit"). H05.0 provides a more specific classification within this category.

What section is H05.0 in?

H05.0 is located in Section H00-H05 — "Disorders of eyelid, lacrimal system and orbit" within Chapter 7 of the ICD-10-CM Tabular List.

What are the sub-codes of H05.0?

H05.0 has 5 sub-code(s) that provide more specific detail: H05.00, H05.01, H05.02, H05.03, H05.04.

When should I use H05.0?

Use H05.0 when the patients documented diagnosis matches "Acute inflammation of orbit" 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 Acute inflammation of orbit?

The ICD-10-CM code for Acute inflammation of orbit is H05.0.

Can H05.0 be used for primary diagnosis?

No, H05.0 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H05.0 in?

H05.0 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H05.0 valid for 2026?

Yes, H05.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH05Disorders of orbitNext →H05.00Unspecified acute inflammation of orbit
Code Details
H05.0
Acute inflammation of orbit
Non-Billable / Non-Specific Code
7 — Diseases of the eye and adnexa (H00-H59)
H00-H05 — Disorders of eyelid, lacrimal system and orbit
2026 ICD-10-CM