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ICD 10 Code 08N9XZZ

Release Left Cornea, External Approach

08N9XZZ is a valid billable ICD-10 procedure code for Release Left Cornea, External Approach. It is found in the 2025 version of the ICD-10 Procedure Coding System (PCS) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025.

Release involves:
Freeing a body part from an abnormal physical constraint by cutting or by the use of force. Some of the restraining tissue may be taken out but none of the body part is taken out

External approach involves:
Procedures performed directly on the skin or mucous membrane and procedures performed indirectly by the application of external force through the skin or mucous membrane

Release includes:

  • Adhesiolysis, carpal tunnel release
MS-DRG - Medicare Severity-Diagnosis Related Group
  • MDC 02 Diseases & Disorders of the Eye
    Intraocular Procedures
    • DRG 116 - INTRAOCULAR PROCEDURES WITH CC/MCC
    • DRG 117 - INTRAOCULAR PROCEDURES WITHOUT CC/MCC
  • MDC 21 Injuries, Poisonings & Toxic Effects of Drugs
    Other O.R. Procedures for Injuries
    • DRG 907 - OTHER O.R. PROCEDURES FOR INJURIES WITH MCC
    • DRG 908 - OTHER O.R. PROCEDURES FOR INJURIES WITH CC
    • DRG 909 - OTHER O.R. PROCEDURES FOR INJURIES WITHOUT CC/MCC
  • MDC 24 Multiple Significant Trauma
    Other Procedures for Multiple Significant Trauma
    • DRG 957 - OTHER O.R. PROCEDURES FOR MULTIPLE SIGNIFICANT TRAUMA WITH MCC
    • DRG 958 - OTHER O.R. PROCEDURES FOR MULTIPLE SIGNIFICANT TRAUMA WITH CC
    • DRG 959 - OTHER O.R. PROCEDURES FOR MULTIPLE SIGNIFICANT TRAUMA WITHOUT CC/MCC
  • MDC 99 Other
    Non-extensive Procedure Unrelated to Principal Diagnosis
    • DRG 987 - NON-EXTENSIVE O.R. PROCEDURE UNRELATED TO PRINCIPAL DIAGNOSIS WITH MCC
    • DRG 988 - NON-EXTENSIVE O.R. PROCEDURE UNRELATED TO PRINCIPAL DIAGNOSIS WITH CC
    • DRG 989 - NON-EXTENSIVE O.R. PROCEDURE UNRELATED TO PRINCIPAL DIAGNOSIS WITHOUT CC/MCC

ICD-10-PCS code structure for 08N9XZZ — See Table View

1: Section 0 Medical and Surgical
2: Body System 8 Eye
3: Root Operation N Release
4: Body Part 9 Cornea, Left
5: Approach X External
6: Device Z No Device
7: Qualifier Z No Qualifier

See also

  • The ICD-10-PCS Index of common procedure terms.
  • Medical and Surgical terms in the ICD-10-PCS Definitions table. These definitions may also provide additional explanation and/or examples within this section.
  • The ICD-10-PCS Device Aggregation Table containing entries that correlate a specific ICD-10-PCS device value with a general device value to be used in tables containing only general device values.