Z46.2 Encounter for fitting and adjustment of other devices related to nervous system and special senses

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Excludes2 (not included here)

• encounter for adjustment and management of implanted nervous system device (Z45.4-)
• encounter for adjustment and management of implanted visual substitution device (Z45.31)

Applies from Z46 Encounter for fitting and adjustment of other devices

Includes

• removal or replacement of other device

Excludes1 (never code together)

• malfunction or other complications of device - see Alphabetical Index

Excludes2 (not included here)

• encounter for fitting and management of implanted devices (Z45.-)
• issue of repeat prescription only (Z76.0)
• presence of prosthetic and other devices (Z95-Z97)

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

Approximate ICD-9-CM (GEMs)

• V53.09 Fitting and adjustment of other devices related to nervous system and special senses (approximate)

Code annotations containing back-references to Z46.2

Back-references to Z46

• Type 1 Excludes: Z08 Encounter for follow-up examination after completed treatment for malignant neoplasm ("aftercare following medical care (Z43-Z49, Z51)")
• Type 1 Excludes: Z09 Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm ("aftercare following medical care (Z43-Z49, Z51)")
• Type 1 Excludes: Z09 Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm ("surveillance of prosthetic and other medical devices (Z44-Z46)")
• Type 2 Excludes: Z43 Encounter for attention to artificial openings ("fitting and adjustment of prosthetic and other devices (Z44-Z46)")
• Type 2 Excludes: Z45 Encounter for adjustment and management of implanted device ("encounter for fitting and adjustment of non-implanted device (Z46.-)")
• Type 2 Excludes: Z48 Encounter for other postprocedural aftercare ("encounter for fitting and adjustment of prosthetic and other devices (Z44-Z46)")
• Type 2 Excludes: Z96 Presence of other functional implants ("fitting and adjustment of prosthetic and other devices (Z44-Z46)")
• Type 2 Excludes: Z97 Presence of other devices ("fitting and adjustment of prosthetic and other devices (Z44-Z46)")
• Type 2 Excludes: Z98 Other postprocedural states ("aftercare (Z43-Z49, Z51)")

Diagnosis Index entries for Z46.2

• Admission (for) › adjustment (of) › brain neuropacemaker
• Admission (for) › adjustment (of) › device NEC › nervous system
• Admission (for) › adjustment (of) › device NEC › substitution › auditory
• Admission (for) › adjustment (of) › device NEC › substitution › nervous system
• Admission (for) › adjustment (of) › device NEC › substitution › visual
• Admission (for) › adjustment (of) › neuropacemaker (brain) (peripheral nerve) (spinal cord)
• Admission (for) › adjustment (of) › pacemaker (cardiac resynchronization therapy (CRT-P)) › nervous system
• Admission (for) › change of › neuropacemaker device (brain) (peripheral nerve) (spinal cord)
• Admission (for) › fitting (of) › brain neuropacemaker
• Admission (for) › fitting (of) › device NEC › nervous system
• Admission (for) › fitting (of) › device NEC › substitution › auditory
• Admission (for) › fitting (of) › device NEC › substitution › nervous system
• Admission (for) › fitting (of) › device NEC › substitution › visual
• Admission (for) › fitting (of) › neuropacemaker (brain) (peripheral nerve) (spinal cord)
• Admission (for) › removal of › neuropacemaker (brain) (peripheral nerve) (spinal cord)
• Aftercare › neuropacemaker (brain) (peripheral nerve) (spinal cord)
• Encounter (with health service) (for) › removal (of) › nervous system device NEC
• Encounter (with health service) (for) › removal (of) › nervous system device NEC › brain neuropacemaker
• Encounter (with health service) (for) › removal (of) › nervous system device NEC › visual substitution device
• Fitting (and adjustment) (of) › brain neuropacemaker
• Fitting (and adjustment) (of) › device NOS › nervous system
• Fitting (and adjustment) (of) › device NOS › substitution › auditory
• Fitting (and adjustment) (of) › device NOS › substitution › nervous system
• Fitting (and adjustment) (of) › device NOS › substitution › visual
• Fitting (and adjustment) (of) › neuropacemaker
• Fitting (and adjustment) (of) › pacemaker (cardiac) (cardiac resynchronization therapy (CRT-P)) › nervous system (brain) (peripheral nerve) (spinal cord)
• Interrogation › neurostimulator
• Removal (from) (of) › nervous system device NEC
• Removal (from) (of) › nervous system device NEC › brain neuropacemaker
• Removal (from) (of) › nervous system device NEC › visual substitution device

Nearby codes

• Z46 Encounter for fitting and adjustment of other devices
• Z46.0 Encounter for fitting and adjustment of spectacles and contact lenses
• Z46.1 Encounter for fitting and adjustment of hearing aid
• Z46.2 Encounter for fitting and adjustment of other devices related to nervous system and special senses (this code)
• Z46.3 Encounter for fitting and adjustment of dental prosthetic device
• Z46.4 Encounter for fitting and adjustment of orthodontic device
• Z46.5 Encounter for fitting and adjustment of other gastrointestinal appliance and device
• Z46.51 Encounter for fitting and adjustment of gastric lap band
• Z46.59 Encounter for fitting and adjustment of other gastrointestinal appliance and device