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

ICD-10-CM 2027 diagnosis code · Encounters for other specific health care

Non-billable header

ICD-10-CM code Z45.01

Code: Z45.01 (claims format: Z4501)
Description: Encounter for adjustment and management of cardiac pacemaker
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Z40-Z53 Encounters for other specific health care
Parent codes: Z45 › Z45.0

Billable codes under Z45.01

Z45.01 is a header code and cannot be used on claims. Choose the most specific code:

Notes for Z45.01

Applicable to:

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)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Z45 – Encounter for adjustment and management of implanted device

Includes:

removal or replacement of implanted device

Excludes1 (not coded here):

malfunction or other complications of device - see Alphabetical Index

Excludes2 (not included here):

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

Block Z40-Z53

Applicable to:

Categories Z40-Z53 are intended for use to indicate a reason for care. They may be used for patients who have already been treated for a disease or injury, but who are receiving aftercare or prophylactic care, or care to consolidate the treatment, or to deal with a residual state

Excludes2 (not included here):

follow-up examination for medical surveillance after treatment (Z08-Z09)

Related codes in Z45.0

Frequently asked questions

What is ICD-10 code Z45.01?

Z45.01 is the ICD-10-CM code for encounter for adjustment and management of cardiac pacemaker, in the block Z40-Z53 (Encounters for other specific health care).

Is Z45.01 a billable code?

No. Z45.01 is a header code with more specific child codes; report one of the billable codes listed above.

What category does Z45.01 belong to?

It belongs to category Z45 – Encounter for adjustment and management of implanted device.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.