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    v1.0.28
    OpenPayerBilling CodesSequelae of infectious and parasitic diseasesICD-10-CM b94-sequelae-of-infectious-diseases
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    ICD-10-CM Code For Sequelae Of Other And Unspecified Infectious And Parasitic Diseases: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group B94 includes diagnoses for residual conditions and late effects that result from previously resolved infectious and parasitic diseases, such as post-infectious arthritis, chronic neurologic or cardiac sequelae, and other persistent organ-specific complications. These ICD-10-CM diagnosis codes are used to document ongoing clinical status after an acute infection, capturing disease chronicity, affected organ systems, and the need for continued management. Accurate coding within the ICD-10-CM B94 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM B94: Sequelae Of Other And Unspecified Infectious And Parasitic Diseases Overview

    This code group represents conditions that are sequelae—late effects—of prior infectious or parasitic diseases affecting various organ systems. It captures residual symptoms, complications, or chronic manifestations that persist after the acute infection has resolved. Accurate coding matters because sequelae coding documents ongoing clinical needs and supports appropriate reimbursement for continued care.

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    When to Use

    Use a code from this group when documenting ongoing signs, symptoms, or complications that are direct consequences of a previous infectious or parasitic disease rather than an active infection. These codes are applied when the acute infection is no longer present but the patient requires care for its long-term effects.

    ICD-10-CM Codes

    5 rows

    ICD-10-CM CodeDescription
    B94.0Sequelae of trachoma
    B94.1Sequelae of viral encephalitis
    B94.2Sequelae of viral hepatitis
    B94.8Sequelae of other specified infectious and parasitic diseases
    B94.9Sequelae of unspecified infectious and parasitic disease

    DRG Codes

    8 rows

    DRG CodeDescription
    091Other Disorders of Nervous System with MCC
    092Other Disorders of Nervous System with CC
    093Other Disorders of Nervous System without CC/MCC
    124Other Disorders of the Eye with MCC or Thrombolytic Agent
    125Other Disorders of the Eye without MCC
    867Other Infectious and Parasitic Diseases Diagnoses with MCC
    868Other Infectious and Parasitic Diseases Diagnoses with CC
    869Other Infectious and Parasitic Diseases Diagnoses without CC/MCC

    Typical Clinical Scenarios

    • An elderly patient with a history of childhood poliomyelitis presents to clinic with progressive limb weakness, joint deformities, and new-onset fatigue several decades after acute infection; the visit documents that these findings are attributable to sequelae of prior poliovirus infection and the clinician codes the chronic residual deficits from the resolved infection. Typical codes: B94.1
    • A middle-aged patient who previously had bacterial meningitis reports persistent cognitive impairment, headaches, and focal neurologic deficits during a rehabilitation follow-up; the clinician attributes these long-term neurologic impairments to the prior infectious meningitis episode and records the diagnosis as sequelae of the earlier central nervous system infection. Typical codes: B94.0
    • A patient recovering from a resolved parasitic infection presents to the outpatient clinic with chronic skin scarring and localized tissue fibrosis at the site of the healed lesion; the clinician documents these late effects as persistent sequelae of the prior parasitic disease when assigning the diagnosis for ongoing management. Typical codes: B94.2, B94.8

    Related Codes

    B90-SEQUELAE-OF-TUBERCULOSIS

    ICD-10-CM Code For Sequelae Of Tuberculosis: Group Overview

    B91-SEQUELAE-OF-POLIOMYELITIS

    ICD-10-CM Code For Sequelae Of Poliomyelitis: Group Overview

    B92-SEQUELAE-OF-LEPROSY

    ICD-10-CM Code For Sequelae Of Leprosy: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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