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Z45.01

Z45.01: Encounter for adjustment and management of cardiac pacemaker

Non-billable headerICD-10-CM

Z45.01 is a non-billable header ICD-10-CM code for encounter for adjustment and management of cardiac pacemaker. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • encounter for adjustment and management of automatic implantable cardiac defibrillator with synchronous cardiac pacemaker (Z45.02)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Encounter for adjustment and management of cardiac resynchronization therapy pacemaker (CRT-P)

Excludes1 inherited from the categories above Z45.01

A category’s note binds every code beneath it.

Written on Z45: Encounter for adjustment and management of implanted device

  • malfunction or other complications of device - see Alphabetical Index

Excludes2 inherited from the categories above Z45.01

Not part of this code, but both may be coded when both are present.

Written on Z45: Encounter for adjustment and management of implanted device

  • encounter for fitting and adjustment of non-implanted device (Z46.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead Z45.01

2 child codes. Green means billable.

Other codes under Z45.0

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.