Z90.2 Acquired absence of lung [part of]

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

Applies from Z90 Acquired absence of organs, not elsewhere classified

Includes

• postprocedural or post-traumatic loss of body part NEC

Excludes1 (never code together)

• congenital absence - see Alphabetical Index

Excludes2 (not included here)

• postprocedural absence of endocrine glands (E89.-)

MS-DRG index

Defines the logic of DRG(s) 205-206 in MDC 04.

Approximate ICD-9-CM (GEMs)

• V45.76 Acquired absence of organ, lung

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z90.2

Back-references to Z90

• Type 2 Excludes: M95 Other acquired deformities of musculoskeletal system and connective tissue ("acquired absence of limbs and organs (Z89-Z90)")
• Use Additional: Z08 Encounter for follow-up examination after completed treatment for malignant neoplasm ("code to identify any acquired absence of organs (Z90.-)")

Diagnosis Index entries for Z90.2

• Absence (of) (organ or part) (complete or partial) › lung (fissure) (lobe) (bilateral) (unilateral) (congenital) › acquired (any part)
• Status (post) › pneumonectomy (complete) (partial)

Nearby codes

• Z90.1 Acquired absence of breast and nipple
• Z90.10 Acquired absence of unspecified breast and nipple
• Z90.11 Acquired absence of right breast and nipple
• Z90.12 Acquired absence of left breast and nipple
• Z90.13 Acquired absence of bilateral breasts and nipples
• Z90.2 Acquired absence of lung [part of] (this code)
• Z90.3 Acquired absence of stomach [part of]
• Z90.4 Acquired absence of other specified parts of digestive tract
• Z90.41 Acquired absence of pancreas
• Z90.410 Acquired total absence of pancreas
• Z90.411 Acquired partial absence of pancreas