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ICD-10-CM 2027 diagnosis code

Z45.2Encounter for adjustment and management of vascular access device

✓ Billable / specificPOA exempt

Z45.2 is a valid, billable ICD-10-CM code for encounter for adjustment and management of vascular access device. It can be reported on claims for dates of service from October 1, 2026 – September 30, 2027.Short description: Encounter for adjustment and management of VAD

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About Z45.2

Z45.2 is the ICD-10-CM diagnosis code for encounter for adjustment and management of vascular access device. It belongs to category Z45 (encounter for adjustment and management of implanted device), block Z40-Z53 (Encounters for other specific health care) and chapter 21 (factors influencing health status and contact with health services). It is billable, so it can be reported on its own for dates of service from October 1, 2026 through September 30, 2027.

Within Z45 (encounter for adjustment and management of implanted device), Z45.2 is specifically for encounter for adjustment and management of vascular access device. Related codes cover cardiac device (Z45.0), infusion pump (Z45.1), s of the special senses (Z45.3), implanted nervous system device (Z45.4), other implanted devices (Z45.8) and unspecified implanted device (Z45.9).

Don't report Z45.2 together with the conditions in its Excludes1 note: encounter for adjustment and management of renal dialysis catheter (Z49.01).

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 949 (Aftercare with CC/MCC, relative weight 1.123) and DRG 950 (Aftercare without CC/MCC, relative weight 0.7664), in MDC 23 (Factors Influencing Health Status and Other Contacts with Health Services), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

It is exempt from present-on-admission (POA) reporting, so no POA indicator is required.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Before ICD-10, this condition was coded in ICD-9-CM as V58.81 (fitting and adjustment of vascular catheter).

Coding notes

Applicable toConditions and synonyms classified to this code
  • Encounter for adjustment and management of vascular catheters
Excludes1Not coded here — never report together with this code
  • encounter for adjustment and management of renal dialysis catheter (Z49.01)

Notes that apply from higher levels

Instructions written at a parent level also apply to Z45.2.

› From Z45 Encounter for adjustment and management of implanted device
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.-)

Broader instructions also apply from Z40-Z53 Encounters for other specific health care and Chapter 21: Factors influencing health status and contact with health services.

Alphabetic index entries

6 entries

Terms in the official ICD-10-CM index that lead to Z45.2.

MS-DRG v44.0 grouping

All DRGs →

Inpatient MS-DRGs this diagnosis can group to, as the principal or a secondary diagnosis, depending on the rest of the claim.

MDC 23 · Factors Influencing Health Status and Other Contacts with Health Services

ICD-9-CM equivalent

Converter →
  • V58.81Fitting and adjustment of vascular catheterexact

From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about Z45.2

Is Z45.2 billable?

Yes. Z45.2 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can Z45.2 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict Z45.2 as a principal diagnosis.

Is Z45.2 a CC or MCC?

No. Z45.2 is neither a CC nor an MCC under MS-DRG v44.0.

What DRG does Z45.2 group to?

Z45.2 is used in the MS-DRG v44.0 logic for MS-DRG 949 (Aftercare with CC/MCC) and MS-DRG 950 (Aftercare without CC/MCC). Which one applies depends on whether it is the principal diagnosis and on the rest of the claim.

What is the ICD-9 code for Z45.2?

The CMS General Equivalence Mappings map Z45.2 to ICD-9-CM V58.81.