All ICD10 Codes

Z45.01

Non-Billable
ChapterZ00–Z99
Ranksubcategory
Official Description

Encounter for adjustment and management of cardiac pacemaker

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Instructional Notes

Includes
  • Encounter for adjustment and management of cardiac resynchronization therapy pacemaker (CRT-P)
Excludes1(Not coded here)
  • encounter for adjustment and management of automatic implantable cardiac defibrillator with synchronous cardiac pacemaker (Z45.02)
General instructions are available for the parent sections:
View Z40-Z53 NotesView Z45 Notes

Clinical Hierarchy

CH21Factors influencing health status and contact with health services (Z00-Z99)
Z40-Z53Encounters for other specific health care (Z40-Z53)
Z45Encounter for adjustment and management of implanted device
Z45.0Encounter for adjustment and management of cardiac device
Z45.01Encounter for adjustment and management of cardiac pacemaker
Z45.010Encounter for checking and testing of cardiac pacemaker pulse generator [battery]
Z45.018Encounter for adjustment and management of other part of cardiac pacemaker

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z45.01:

categoryZ45
Encounter for adjustment and management of implanted device
View context instructions
blockZ40-Z53
Encounters for other specific health care (Z40-Z53)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Z45.01. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

19 raw paths
Admission (for)4 unique routes
adjustment (of)(4 variants)
device NEC(2 variants)
implanted(2 variants)
cardiac(2 variants)
pacemaker (cardiac resynchronization therapy (CRT-P))→Z45.01(2 variants)
pulse generator→Z45.01
pacemaker (cardiac resynchronization therapy (CRT-P))(2 variants)
cardiac→Z45.01(2 variants)
pulse generator→Z45.01
Cardiac1 unique routes
pacemaker
management or adjustment→Z45.01
Change (s) (in) (of)2 unique routes
pacemaker→Z45.01(2 variants)
pulse generator→Z45.01
Checking (of)2 unique routes
cardiac pacemaker (battery) (electrode(s))→Z45.01(2 variants)
pulse generator→Z45.01
Fitting (and adjustment) (of)4 unique routes
CRT-P (cardiac resynchronization therapy pacemaker)→Z45.01(2 variants)
pulse generator→Z45.01
pacemaker (cardiac) (cardiac resynchronization therapy (CRT-P))→Z45.01(2 variants)
pulse generator→Z45.01
Interrogation1 unique routes
cardiac pacemaker→Z45.01
Management (of)1 unique routes
cardiac pacemaker NEC→Z45.01
Removal (from) (of)1 unique routes
cardiac pulse generator (battery) (end-of-life)→Z45.01
Test, tests, testing (for)1 unique routes
cardiac pulse generator (battery)→Z45.01
Worn out2 unique routes
cardiac(2 variants)
pacemaker(2 variants)
battery→Z45.01
lead→Z45.01

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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