H01.00
Non-Billable

Unspecified blepharitis

Non-Billable / Non-Specific Code

What is Unspecified blepharitis?

ICD-10-CM H01.00 is the diagnosis code for Unspecified blepharitis. 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 H01.00

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 H01.00 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 9 entries
H01.001Unspecified blepharitis right upper eyelidBillableH01.002Unspecified blepharitis right lower eyelidBillableH01.003Unspecified blepharitis right eye, unspecified eyelidBillableH01.004Unspecified blepharitis left upper eyelidBillableH01.005Unspecified blepharitis left lower eyelidBillableH01.006Unspecified blepharitis left eye, unspecified eyelidBillableH01.009Unspecified blepharitis unspecified eye, unspecified eyelidBillableH01.00AUnspecified blepharitis right eye, upper and lower eyelidsBillableH01.00BUnspecified blepharitis left eye, upper and lower eyelidsBillable
Related Codes

Frequently Asked Questions

Is H01.00 a billable ICD-10-CM code?

No, H01.00 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does H01.00 mean?

H01.00 is the ICD-10-CM diagnosis code for "Unspecified blepharitis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of H01.00?

The parent code of H01.00 is H01.0 ("Blepharitis"). H01.00 provides a more specific classification within this category.

What section is H01.00 in?

H01.00 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 H01.00?

H01.00 has 9 sub-code(s) that provide more specific detail: H01.001, H01.002, H01.003, H01.004, H01.005 and more.

When should I use H01.00?

Use H01.00 when the patients documented diagnosis matches "Unspecified blepharitis" 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 Unspecified blepharitis?

The ICD-10-CM code for Unspecified blepharitis is H01.00.

Can H01.00 be used for primary diagnosis?

No, H01.00 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is H01.00 in?

H01.00 is in Chapter 7 of the ICD-10-CM Tabular List.

Is H01.00 valid for 2026?

Yes, H01.00 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousH01.0BlepharitisNext →H01.001Unspecified blepharitis right upper eyelid
Code Details
H01.00
Unspecified blepharitis
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