ICD-10 Code for Collapse

The ICD-10-CM code for collapse is R55 — Syncope and collapse. This is the code the Alphabetic Index gives for collapse with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).

Billable

Which collapse code should you use?

The Alphabetic Index lists 39 codes under Collapse. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.

By type

adrenal	E27.2	Addisonian crisis
cardiorespiratory	R57.0	Cardiogenic shock
cardiovascular	R57.0	Cardiogenic shock
circulatory	R57.9	Shock, unspecified
general	R55	Syncope and collapse
heat	T67.1	Heat syncope	not billable
hysterical	F44.89	Other dissociative and conversion disorders
labyrinth, membranous	Q16.5	Congenital malformation of inner ear
lung	J98.19	Other pulmonary collapse
nasal valve	J34.829	Nasal valve collapse, unspecified
nervous	F48.8	Other specified nonpsychotic mental disorders
neurocirculatory	F45.8	Other somatoform disorders
nose	M95.0	Acquired deformity of nose
postoperative	T81.10	Postprocedural shock unspecified	not billable
pulmonary	J98.19	Other pulmonary collapse
trachea	J39.8	Other specified diseases of upper respiratory tract
tracheobronchial	J98.09	Other diseases of bronchus, not elsewhere classified
vascular	R57.9	Shock, unspecified
vertebra	M48.50	Collapsed vertebra, not elsewhere classified, site unspecified	not billable

Collapse cardiovascular

newborn

P29.89

Other cardiovascular disorders originating in the perinatal period

Collapse circulatory

during or after labor and delivery	O75.1	Shock during or following labor and delivery
following ectopic or molar pregnancy	O08.3	Shock following ectopic and molar pregnancy
newborn	P29.89	Other cardiovascular disorders originating in the perinatal period

Collapse during or

after labor and delivery	O75.1	Shock during or following labor and delivery
resulting from a procedure, not elsewhere classified	T81.10	Postprocedural shock unspecified	not billable

Collapse lung

pressure due to anesthesiaor other sedation	T88.2	Shock due to anesthesia	not billable
pressure due to anesthesiaor other sedation › during labor and delivery	O74.1	Other pulmonary complications of anesthesia during labor and delivery
pressure due to anesthesiaor other sedation › in pregnancy	O29.02	Pressure collapse of lung due to anesthesia during pregnancy	not billable
pressure due to anesthesiaor other sedation › postpartum, puerperal	O89.09	Other pulmonary complications of anesthesia during the puerperium

Collapse nasal valve

external	J34.8210	External nasal valve collapse, unspecified
internal	J34.8200	Internal nasal valve collapse, unspecified
external › dynamic	J34.8212	External nasal valve collapse, dynamic
external › static	J34.8211	External nasal valve collapse, static
internal › dynamic	J34.8202	Internal nasal valve collapse, dynamic
internal › static	J34.8201	Internal nasal valve collapse, static

Collapse nose

lower sidewall or nostril, on inspiration	J34.8212	External nasal valve collapse, dynamic
upper, middle sidewall, on inspiration	J34.8202	Internal nasal valve collapse, dynamic

Collapse vascular

during or after labor and delivery	O75.1	Shock during or following labor and delivery
following ectopic or molar pregnancy	O08.3	Shock following ectopic and molar pregnancy
newborn	P29.89	Other cardiovascular disorders originating in the perinatal period

Collapse vertebra

cervical region	M48.52	Collapsed vertebra, not elsewhere classified, cervical region	not billable
cervicothoracic region	M48.53	Collapsed vertebra, not elsewhere classified, cervicothoracic region	not billable
lumbar region	M48.56	Collapsed vertebra, not elsewhere classified, lumbar region	not billable
lumbosacral region	M48.57	Collapsed vertebra, not elsewhere classified, lumbosacral region	not billable
occipito-atlanto-axial region	M48.51	Collapsed vertebra, not elsewhere classified, occipito-atlanto-axial region	not billable
sacrococcygeal region	M48.58	Collapsed vertebra, not elsewhere classified, sacral and sacrococcygeal region	not billable
thoracic region	M48.54	Collapsed vertebra, not elsewhere classified, thoracic region	not billable
thoracolumbar region	M48.55	Collapsed vertebra, not elsewhere classified, thoracolumbar region	not billable
in › neoplasm	M84.58	Pathological fracture in neoplastic disease, other specified site	not billable
in › osteoporosis	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › specified disease NEC	M48.50	Collapsed vertebra, not elsewhere classified, site unspecified	not billable
in › osteoporosis › cervical region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › cervicothoracic region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › lumbar region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › lumbosacral region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › multiple sites	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › occipito-atlanto-axial region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › sacrococcygeal region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › thoracic region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › osteoporosis › thoracolumbar region	M80.88	Other osteoporosis with current pathological fracture, vertebra(e)	not billable
in › specified disease NEC › cervical region	M48.52	Collapsed vertebra, not elsewhere classified, cervical region	not billable
in › specified disease NEC › cervicothoracic region	M48.53	Collapsed vertebra, not elsewhere classified, cervicothoracic region	not billable
in › specified disease NEC › lumbar region	M48.56	Collapsed vertebra, not elsewhere classified, lumbar region	not billable
in › specified disease NEC › lumbosacral region	M48.57	Collapsed vertebra, not elsewhere classified, lumbosacral region	not billable
in › specified disease NEC › occipito-atlanto-axial region	M48.51	Collapsed vertebra, not elsewhere classified, occipito-atlanto-axial region	not billable
in › specified disease NEC › sacrococcygeal region	M48.58	Collapsed vertebra, not elsewhere classified, sacral and sacrococcygeal region	not billable
in › specified disease NEC › thoracic region	M48.54	Collapsed vertebra, not elsewhere classified, thoracic region	not billable
in › specified disease NEC › thoracolumbar region	M48.55	Collapsed vertebra, not elsewhere classified, thoracolumbar region	not billable

Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources