DRAFT

ICD-10-CM/PCS MS-DRG v44.0 Definitions Manual

Procedure Cluster/MS-DRG Index

Page 7 of 27

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

CODE COMBINATION	MDC	MS-DRG	SURGICAL CATEGORY
0JH808Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN4KZ	05	276-277	Cardiac Defibrillator Implant

0JH808Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN4MZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02H40KZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02H44KZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN0JZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN0KZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN0MZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN3JZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN3KZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN3MZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN4JZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN4KZ	05	276-277	Cardiac Defibrillator Implant

0JH838Z	05	275	Cardiac Defibrillator Implant with Cardiac Catheterization
and 02HN4MZ	05	276-277	Cardiac Defibrillator Implant

02HA0RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02HA0RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02HA0RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02HA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02HA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02HA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02HA3RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02HA3RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02HA3RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02HA4RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02HA4RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02HA4RS	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02HA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02HA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02HA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA0QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA0QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA0QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA0RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA3QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA3QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA3QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA3RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA3RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA3RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA4QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA4QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA4QZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

02WA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA0RZ

02WA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA3RZ

02WA4RZ	PRE	001-002	Heart Transplant or Implant of Heart Assist System
and 02PA4RZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH60DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH60EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH63DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH63EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH70DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH70EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH73DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH73EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH80DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH80EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH83DZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0JH83EZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H00MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H03MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H04MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H60MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H63MZ

0NH00NZ	01	023-024	Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis
and 00H64MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 00HE0MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 00HE3MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 00HE4MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 01HY0MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 01HY3MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 01HY4MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 0DH60MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 0DH63MZ

0JH60BZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 0DH64MZ

0JH60CZ	01	041	Peripheral, Cranial Nerve and Other Nervous System Procedures
and 00HE0MZ

Centers for Medicare & Medicaid Services, 7500 Security Boulevard Baltimore, MD 21244
25 Mar 2026 13:16:25
CMS, code-revision=381, description-revision=1473