Z44.30 Encounter for fitting and adjustment of external breast prosthesis, unspecified breast

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

Applies from Z44 Encounter for fitting and adjustment of external prosthetic device

Includes

• removal or replacement of external prosthetic device

Excludes1 (never code together)

• malfunction or other complications of device - see Alphabetical Index
• presence of prosthetic device (Z97.-)

Applies from Z44.3 Encounter for fitting and adjustment of external breast prosthesis

Excludes1 (never code together)

• complications of breast implant (T85.4-)
• encounter for adjustment or removal of breast implant (Z45.81-)
• encounter for initial breast implant insertion for cosmetic breast augmentation (Z41.1)
• encounter for breast reconstruction following mastectomy (Z42.1)

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• V52.4 Fitting and adjustment of breast prosthesis and implant (approximate)

Code annotations containing back-references to Z44.30

Back-references to Z44

• 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: 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)")

Nearby codes

• Z44.2 Encounter for fitting and adjustment of artificial eye
• Z44.20 Encounter for fitting and adjustment of artificial eye, unspecified
• Z44.21 Encounter for fitting and adjustment of artificial right eye
• Z44.22 Encounter for fitting and adjustment of artificial left eye
• Z44.3 Encounter for fitting and adjustment of external breast prosthesis
• Z44.30 Encounter for fitting and adjustment of external breast prosthesis, unspecified breast (this code)
• Z44.31 Encounter for fitting and adjustment of external right breast prosthesis
• Z44.32 Encounter for fitting and adjustment of external left breast prosthesis
• Z44.8 Encounter for fitting and adjustment of other external prosthetic devices
• Z44.9 Encounter for fitting and adjustment of unspecified external prosthetic device