Z45.9
Encounter for adjustment and management of unspecified implanted device
Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 6 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 3 never code together
Z45code
Excludes1
- malfunction or other complications of device - see Alphabetical Index
Excludes2
- encounter for fitting and adjustment of non-implanted device (Z46.-)Z46.-
Z40-Z53block
Excludes2
- follow-up examination for medical surveillance after treatment (Z08-Z09)Z08-Z09
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 5
Z45code
Includes
- removal or replacement of implanted device
Z40-Z53block
Inclusion terms
- 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 stateZ40-Z53
Z00-Z99chapter
Notes
- Z codes represent reasons for encounters. A corresponding procedure code must accompany a Z code if a procedure is performed. Categories Z00-Z99 are provided for occasions when circumstances other than a disease, injury or external cause classifiable to categories A00-Y89 are recorded as 'diagnoses' or 'problems'. This can arise in two main ways:Z00-Z99A00-Y89
- (a) When a person who may or may not be sick encounters the health services for some specific purpose, such as to receive limited care or service for a current condition, to donate an organ or tissue, to receive prophylactic vaccination (immunization), or to discuss a problem which is in itself not a disease or injury.
- (b) When some circumstance or problem is present which influences the person's health status but is not in itself a current illness or injury.
Index entries leading here 1
Alongside this code 6 same parent — Z45
Z45.0 Encounter for adjustment and management of cardiac device category Z45.1 Encounter for adjustment and management of infusion pump Z45.2 Encounter for adjustment and management of VAD Z45.3 Encntr for adjust and mgmt of implnt dev of the specl senses category Z45.4 Encntr for adjust and mgmt of implanted nervous sys device category Z45.8 Encounter for adjustment and management of implanted devices category
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.