Z48.812 Encounter for surgical aftercare following surgery on the circulatory system

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

Applies from Z48 Encounter for other postprocedural aftercare

Excludes1 (never code together)

• encounter for follow-up examination after completed treatment (Z08-Z09)
• encounter for aftercare following injury - code to Injury, by site, with appropriate 7th character for subsequent encounter

Excludes2 (not included here)

• encounter for attention to artificial openings (Z43.-)
• encounter for fitting and adjustment of prosthetic and other devices (Z44-Z46)

Applies from Z48.81 Encounter for surgical aftercare following surgery on specified body systems

Applicable to

• These codes identify the body system requiring aftercare. They are for use in conjunction with other aftercare codes to fully explain the aftercare encounter. The condition treated should also be coded if still present.

Excludes1 (never code together)

• aftercare for injury- code the injury with 7th character D
• aftercare following surgery for neoplasm (Z48.3)

Excludes2 (not included here)

• aftercare following organ transplant (Z48.2-)
• orthopedic aftercare (Z47.-)

MS-DRG index

Defines the logic of DRG(s) 949-950 in MDC 23.

Approximate ICD-9-CM (GEMs)

• V58.73 Aftercare following surgery of the circulatory system, NEC

Code annotations containing back-references to Z48.812

Back-references to Z48

• 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 2 Excludes: Z98 Other postprocedural states ("aftercare (Z43-Z49, Z51)")

Diagnosis Index entries for Z48.812

• Aftercare › following surgery (for) (on) › circulatory system
• Aftercare › following surgery (for) (on) › specified body system › circulatory

Nearby codes

• Z48.3 Aftercare following surgery for neoplasm
• Z48.8 Encounter for other specified postprocedural aftercare
• Z48.81 Encounter for surgical aftercare following surgery on specified body systems
• Z48.810 Encounter for surgical aftercare following surgery on the sense organs
• Z48.811 Encounter for surgical aftercare following surgery on the nervous system
• Z48.812 Encounter for surgical aftercare following surgery on the circulatory system (this code)
• Z48.813 Encounter for surgical aftercare following surgery on the respiratory system
• Z48.814 Encounter for surgical aftercare following surgery on the teeth or oral cavity
• Z48.815 Encounter for surgical aftercare following surgery on the digestive system
• Z48.816 Encounter for surgical aftercare following surgery on the genitourinary system
• Z48.817 Encounter for surgical aftercare following surgery on the skin and subcutaneous tissue