B00
Non-Billable

Herpesviral [herpes simplex] infections

Non-Billable / Non-Specific Code

What is Herpesviral [herpes simplex] infections?

ICD-10-CM B00 is the diagnosis code for Herpesviral [herpes simplex] infections. This code falls under the section "Viral infections characterized by skin and mucous membrane lesions" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). 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.

⛔ Excludes1
â„šī¸ Excludes2

Coding Guidelines for B00

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as B00. They are mutually exclusive:

  • congenital herpesviral infections (P35.2)

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in B00. If the patient has both, code each condition separately:

  • anogenital herpesviral infection (A60.-)
  • gammaherpesviral mononucleosis (B27.0-)
  • herpangina (B08.5)

ICD-10-CM Code Hierarchy

Understanding where B00 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 9 entries
B00.0Eczema herpeticumBillableB00.1Herpesviral vesicular dermatitisBillableB00.2Herpesviral gingivostomatitis and pharyngotonsillitisBillableB00.3Herpesviral meningitisBillableB00.4Herpesviral encephalitisBillableB00.5Herpesviral ocular diseaseNon-BillableB00.50Herpesviral ocular disease, unspecifiedBillableB00.51Herpesviral iridocyclitisBillableB00.52Herpesviral keratitisBillableB00.53Herpesviral conjunctivitisBillableB00.59Other herpesviral disease of eyeBillableB00.7Disseminated herpesviral diseaseBillableB00.8Other forms of herpesviral infectionsNon-BillableB00.81Herpesviral hepatitisBillableB00.82Herpes simplex myelitisBillableB00.89Other herpesviral infectionBillableB00.9Herpesviral infection, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is B00 a billable ICD-10-CM code?

No, B00 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does B00 mean?

B00 is the ICD-10-CM diagnosis code for "Herpesviral [herpes simplex] infections". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is B00 in?

B00 is located in Section B00-B09 — "Viral infections characterized by skin and mucous membrane lesions" within Chapter 1 of the ICD-10-CM Tabular List.

What are the sub-codes of B00?

B00 has 9 sub-code(s) that provide more specific detail: B00.0, B00.1, B00.2, B00.3, B00.4 and more.

When should I use B00?

Use B00 when the patients documented diagnosis matches "Herpesviral [herpes simplex] infections" 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 Herpesviral [herpes simplex] infections?

The ICD-10-CM code for Herpesviral [herpes simplex] infections is B00.

Can B00 be used for primary diagnosis?

No, B00 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is B00 in?

B00 is in Chapter 1 of the ICD-10-CM Tabular List.

What conditions are excluded from B00?

Type 1 Excludes for B00 include: congenital herpesviral infections (P35.2).

Is B00 valid for 2026?

Yes, B00 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA99Unspecified viral hemorrhagic feverNext →B00.0Eczema herpeticum
Code Details
B00
Herpesviral [herpes simplex] infections
Non-Billable / Non-Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
B00-B09 — Viral infections characterized by skin and mucous membrane lesions
2026 ICD-10-CM