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ICD 10 Code 0NH00NZ

Insertion of Neurostimulator Generator into Skull, Open Approach
“Insertion of Neurostim into Skull, Open Approach” for short

0NH00NZ is a valid billable ICD-10 procedure code for Insertion of Neurostimulator Generator into Skull, Open 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.

Insertion involves:
Putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part.

Open approach involves:
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure

Insertion includes:

  • Insertion of radioactive implant, insertion of central venous catheter
MS-DRG - Medicare Severity-Diagnosis Related Group
  • MDC 01 Diseases & Disorders of the Nervous System
    Peripheral and Cranial Nerve and Other Nervous System Procedures
    • DRG 040 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITH MCC
    • DRG 041 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITH CC OR PERIPHERAL NEUROSTIMULATOR
    • DRG 042 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITHOUT CC/MCC

ICD-10-PCS code structure for 0NH00NZ — See Table View

1: Section 0 Medical and Surgical
2: Body System N Head and Facial Bones
3: Root Operation H Insertion
4: Body Part 0 Skull
5: Approach 0 Open
6: Device N Neurostimulator Generator
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.