DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Z45 Encounter for adjustment and management of implanted device

  • Header · not billable

Z45 is not billable. The category heads 19 billable codes in FY2027, grouped under 7 subdivisions.

Index → code

  • Change(s) (in) (of)pacemaker → Z45.018
  • Management (of)infusion pump → Z45.1
  • Interrogationcardiac pacemaker → Z45.018

Where it sits

  1. Chapter 21 Factors influencing health status and contact with health services (Z00-Z99)
  2. Z40-Z53 Encounters for other specific health care (Z40-Z53)
  3. Z45 Encounter for adjustment and management of implanted device
Billable codes
19
Subdivisions
7
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
84

Codes in Z45

  1. Z45.0
    Encounter for adjustment and management of cardiac device
    Header
  2. Z45.01
    Encounter for adjustment and management of cardiac pacemaker
    Header
    Inclusion terms 1, Excludes1 1

    Inclusion terms

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

    Excludes1

    • encounter for adjustment and management of automatic implantable cardiac defibrillator with synchronous cardiac pacemaker (Z45.02) Z45.02
  3. Z45.010
    Encounter for checking and testing of cardiac pacemaker pulse generator [battery]
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Encounter for replacing cardiac pacemaker pulse generator [battery]
  4. Z45.018
    Encounter for adjustment and management of other part of cardiac pacemaker
    BillableExempt
    Excludes1 1, Excludes2 1

    Excludes1

    • presence of other part of cardiac pacemaker (Z95.0) Z95.0

    Excludes2

  5. Z45.02
    Encounter for adjustment and management of automatic implantable cardiac defibrillator
    BillableExempt
    Inclusion terms 2

    Inclusion terms

    • Encounter for adjustment and management of automatic implantable cardiac defibrillator with synchronous cardiac pacemaker
    • Encounter for adjustment and management of cardiac resynchronization therapy defibrillator (CRT-D)
  6. Z45.09
    Encounter for adjustment and management of other cardiac device
    BillableExempt
  7. Z45.1
    Encounter for adjustment and management of infusion pump
    BillableExempt
  8. Z45.2
    Encounter for adjustment and management of vascular access device
    BillableExempt
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Encounter for adjustment and management of vascular catheters

    Excludes1

    • encounter for adjustment and management of renal dialysis catheter (Z49.01) Z49.01
  9. Z45.3
    Encounter for adjustment and management of implanted devices of the special senses
    Header
  10. Z45.31
    Encounter for adjustment and management of implanted visual substitution device
    BillableExempt
  11. Z45.32
    Encounter for adjustment and management of implanted hearing device
    Header
    Excludes1 1

    Excludes1

    • Encounter for fitting and adjustment of hearing aid (Z46.1) Z46.1
  12. Z45.320
    Encounter for adjustment and management of bone conduction device
    BillableExempt
  13. Z45.321
    Encounter for adjustment and management of cochlear device
    BillableExempt
  14. Z45.328
    Encounter for adjustment and management of other implanted hearing device
    BillableExempt
  15. Z45.4
    Encounter for adjustment and management of implanted nervous system device
    Header
  16. Z45.41
    Encounter for adjustment and management of cerebrospinal fluid drainage device
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Encounter for adjustment and management of cerebral ventricular (communicating) shunt
  17. Z45.42
    Encounter for adjustment and management of neurostimulator
    BillableExempt
    Inclusion terms 6

    Inclusion terms

    • Encounter for adjustment and management of brain neurostimulator
    • Encounter for adjustment and management of gastric neurostimulator
    • Encounter for adjustment and management of peripheral nerve neurostimulator
    • Encounter for adjustment and management of sacral nerve neurostimulator
    • Encounter for adjustment and management of spinal cord neurostimulator
    • Encounter for adjustment and management of vagus nerve neurostimulator
  18. Z45.49
    Encounter for adjustment and management of other implanted nervous system device
    BillableExempt
  19. Z45.8
    Encounter for adjustment and management of other implanted devices
    Header
  20. Z45.81
    Encounter for adjustment or removal of breast implant
    Header
    Inclusion terms 2, Excludes1 3

    Inclusion terms

    • Encounter for elective implant exchange (different material) (different size)
    • Encounter for removal of tissue expander with or without synchronous insertion of permanent implant

    Excludes1

    • complications of breast implant (T85.4-) T85.4
    • encounter for initial breast implant insertion for cosmetic breast augmentation (Z41.1) Z41.1
    • encounter for breast reconstruction following mastectomy (Z42.1) Z42.1
  21. Z45.811
    Encounter for adjustment or removal of right breast implant
    BillableExempt
  22. Z45.812
    Encounter for adjustment or removal of left breast implant
    BillableExempt
  23. Z45.819
    Encounter for adjustment or removal of unspecified breast implant
    BillableExempt
  24. Z45.82
    Encounter for adjustment or removal of myringotomy device (stent) (tube)
    BillableExempt
  25. Z45.89
    Encounter for adjustment and management of other implanted devices
    BillableExempt
  26. Z45.9
    Encounter for adjustment and management of unspecified implanted device
    BillableExempt

Sources of each column.

Instructions

At Z45

Includes

  • removal or replacement of implanted device

Excludes1

  • malfunction or other complications of device - see Alphabetical Index

Excludes2

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

Notes that also apply

Block Z40-Z53 instructions (Inclusion terms 1, Excludes2 1): printed on the block page.

Chapter 21 instructions (Notes 3): printed on the chapter 21 page.

Index entries

  • Removal (from) (of)cardiac pulse generator (battery) (end-of-life) → Z45.010
  • Test, tests, testing (for)cardiac pulse generator (battery) → Z45.010
  • Change(s) (in) (of)pacemaker → Z45.018
  • Checking (of)cardiac pacemaker (battery) (electrode(s)) → Z45.018
  • Fitting (and adjustment) (of)CRT-P (cardiac resynchronization therapy pacemaker) → Z45.018
  • Fitting (and adjustment) (of)pacemaker (cardiac) (cardiac resynchronization therapy (CRT-P)) → Z45.018
  • Interrogationcardiac pacemaker → Z45.018
  • Management (of)cardiac pacemaker NEC → Z45.018
  • Fitting (and adjustment) (of)automatic implantable cardiac defibrillator (with synchronous cardiac pacemaker) → Z45.02
  • Fitting (and adjustment) (of)CRT-D (resynchronization therapy defibrillator) → Z45.02
  • Interrogationcardiac defibrillator (automatic) (implantable) → Z45.02
  • Interrogationcardiac (event) (loop) recorder → Z45.09
  • Interrogationinfusion pump (implanted) (intrathecal) → Z45.1
  • Management (of)infusion pump → Z45.1
  • Fitting (and adjustment) (of)portacath (port-a-cath) → Z45.2
  • Management (of)vascular access device → Z45.2
  • Removal (from) (of)vascular access device or catheter → Z45.2
  • Management (of)bone conduction hearing device (implanted) → Z45.320
  • Management (of)cochlear device (implanted) → Z45.321
  • Management (of)cerebrospinal fluid drainage device → Z45.41
  • Encounter (with health service) (for)breast implant exchange (different material) (different size) → Z45.81
  • Removal (from) (of)breast implant → Z45.81
  • Fitting (and adjustment) (of)myringotomy device (stent) (tube) → Z45.82
  • Removal (from) (of)myringotomy device (stent) (tube) → Z45.82
  • Management (of)implanted device → Z45.9
  • Change(s) (in) (of)pacemakerpulse generator → Z45.010
  • Checking (of)cardiac pacemaker (battery) (electrode(s))pulse generator → Z45.010
  • Fitting (and adjustment) (of)CRT-P (cardiac resynchronization therapy pacemaker)pulse generator → Z45.010
  • Fitting (and adjustment) (of)pacemaker (cardiac) (cardiac resynchronization therapy (CRT-P))pulse generator → Z45.010
  • Cardiacpacemakermanagement or adjustment → Z45.018
  • Worn outcardiacdefibrillator (with synchronous cardiac pacemaker) → Z45.02
  • Admission (for)adjustment (of)portacath (port-a-cath) → Z45.2
  • Removal (from) (of)catheter (urinary) (indwelling)vascular NEC → Z45.2
  • Aftercareneuropacemaker (brain) (peripheral nerve) (spinal cord)implanted → Z45.42
  • Encounter (with health service) (for)adjustment and management (of)neurostimulator (brain) (gastric) (peripheral nerve) (sacral nerve) (spinal cord) (vagus nerve) → Z45.42
  • Fitting (and adjustment) (of)brain neuropacemakerimplanted → Z45.42
  • Fitting (and adjustment) (of)neuropacemakerimplanted → Z45.42
  • Encounter (with health service) (for)adjustment and management (of)breast implant → Z45.81
  • Encounter (with health service) (for)removal (of)breast implant → Z45.81
  • Encounter (with health service) (for)adjustment and management (of)myringotomy device (stent) (tube) → Z45.82

44 more, longer entries are not listed; the search box finds them by word.

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy