2021 ICD-10-PCS Procedure Code 0N860ZZ

Division of Left Temporal Bone, Open Approach

Version 2021
Billable Code

Valid for Submission

ICD-10-PCS:0N860ZZ
Short Description:Division of Left Temporal Bone, Open Approach
Long Description:Division of Left Temporal Bone, Open Approach

0N860ZZ is a billable procedure code used to specify the performance of division of left temporal bone, open approach. The code is valid for the year 2021 for the submission of HIPAA-covered transactions.

The procedure code 0N860ZZ is in the medical and surgical section and is part of the head and facial bones body system, classified under the division operation. The applicable bodypart is temporal bone, left.

ICD-10-PCS Details

Position Designation Character Label Notes
1 Section 0 Medical and Surgical
2 Body System N Head and Facial Bones
3 Operation 8 Division

Involves:
Cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part

Explanation:
All or a portion of the body part is separated into two or more portions

Involves:
Cutting into a body part, without draining fluids and/or gases from the body part, in order to separate or transect a body part

Explanation:
All or a portion of the body part is separated into two or more portions

Includes:
  • Spinal cordotomy, osteotomy
  • Spinal cordotomy, osteotomy
4 BodyPart 6 Temporal Bone, Left Includes:
  • Mastoid process
  • Petrous part of temoporal bone
  • Tympanic part of temoporal bone
  • Zygomatic process of temporal bone
  • Mastoid process
  • Petrous part of temoporal bone
  • Tympanic part of temoporal bone
  • Zygomatic process of temporal bone
5 Approach 0 Open

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

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

6 Device Z No Device

Explanation:
The value Z is used for the sixth character to indicate that a specific device does not apply to the procedure.

7 Qualifier Z No Qualifier

Explanation:
The value Z is used for the seventh character to indicate that a specific qualifier does not apply to the procedure.

Diagnostic Related Groups - MS-DRG Mapping

The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The procedure code 0N860ZZ is grouped in the following groups for version MS-DRG V38.0 applicable from 10/01/2020 through 09/30/2021.

MS-DRG MS-DRG Title MCD Relative Weight
023CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITH MCC OR CHEMOTHERAPY IMPLANT OR EPILEPSY WITH NEUROSTIMULATOR015.6623
024CRANIOTOMY WITH MAJOR DEVICE IMPLANT OR ACUTE COMPLEX CNS PRINCIPAL DIAGNOSIS WITHOUT MCC013.9325
025CRANIOTOMY AND ENDOVASCULAR INTRACRANIAL PROCEDURES WITH MCC014.4917
026CRANIOTOMY AND ENDOVASCULAR INTRACRANIAL PROCEDURES WITH CC013.058
027CRANIOTOMY AND ENDOVASCULAR INTRACRANIAL PROCEDURES WITHOUT CC/MCC012.5118

The relative weight of a diagnostic related group determines the reimbursement rate based on the severity of a patient's illness and the associated cost of care during hospitalization.

Convert 0N860ZZ to ICD-9-PCS

The following crosswalk between ICD-10-PCS to ICD-9-PCS is based based on the General Equivalence Mappings (GEMS) information:

What is ICD-10-PCS?

The ICD-10 Procedure Coding System (ICD-10-PCS) is a catalog of procedural codes used by medical professionals for hospital inpatient healthcare settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates. These 2021 ICD-10-PCS codes are to be used for discharges occurring from October 1, 2020 through September 30, 2021.

Each ICD-10-PCS code has a structure of seven alphanumeric characters and contains no decimals. The first character defines the major "section". Depending on the "section" the second through seventh characters mean different things.