Z46.2 — Encounter for fitting and adjustment of other devices related to nervous system and special senses
Is Z46.2 billable?
Yes — Z46.2 is billable for FY2027. Z46.2 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Z46.2 may be submitted for encounters from October 1, 2026 through September 30, 2027.
Z46.2 at a glance
| Code | Z46.2 |
|---|---|
| Description | Encounter for fitting and adjustment of other devices related to nervous system and special senses |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does Z46.2 group to?
Z46.2 sits in MDC 01 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 091Other Disorders of Nervous System with MCCmedical
- 092Other Disorders of Nervous System with CCmedical
- 093Other Disorders of Nervous System without CC/MCCmedical
How is Z46.2 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to Z46.2. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Aftercare › neuropacemaker
- Fitting › brain neuropacemaker (and adjustment) (of)
- Fitting › neuropacemaker (and adjustment) (of)
- Interrogation › neurostimulator
- Removal › nervous system device NEC (from) (of)
- Admission › adjustment › brain neuropacemaker (for)
- Admission › adjustment › neuropacemaker (for)
- Admission › change of › neuropacemaker device (for)
- Admission › fitting › brain neuropacemaker (for)
- Admission › fitting › neuropacemaker (for)
- Admission › removal of › neuropacemaker (for)
- Encounter › removal › nervous system device NEC (with health service) (for)
Excludes2 — not included here
The conditions below are not part of Z46.2, but a patient may have both at the same time. When documentation supports it, Z46.2 and the excluded code may both be reported.
Excludes1 — never code together — inherited from Z46
The conditions below can never be reported together with Z46.2 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- malfunction or other complications of device - see Alphabetical Index
Excludes2 — not included here — inherited from Z40-Z53
The conditions below are not part of Z46.2, but a patient may have both at the same time. When documentation supports it, Z46.2 and the excluded code may both be reported.
- follow-up examination for medical surveillance after treatment (Z08-Z09)
Excludes2 — not included here — inherited from Z46
The conditions below are not part of Z46.2, but a patient may have both at the same time. When documentation supports it, Z46.2 and the excluded code may both be reported.
How long has Z46.2 existed?
Z46.2 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which conditions are coded to Z46.2?
What other codes are in the Z46 family? (8)
- Z46.0Encounter for fitting and adjustment of spectacles and contact lenses
- Z46.1Encounter for fitting and adjustment of hearing aid
- Z46.3Encounter for fitting and adjustment of dental prosthetic device
- Z46.4Encounter for fitting and adjustment of orthodontic device
- Z46.5Encounter for fitting and adjustment of other gastrointestinal appliance and devicenot billable
- Z46.6Encounter for fitting and adjustment of urinary device
- Z46.8Encounter for fitting and adjustment of other specified devicesnot billable
- Z46.9Encounter for fitting and adjustment of unspecified device