ICD-10 Code for Adhesions

Also indexed as (postinfective)

The ICD-10-CM code for adhesions is K66.0 — Peritoneal adhesions (postprocedural) (postinfection). This is the code the Alphabetic Index gives for adhesions with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).

Billable

Which adhesions code should you use?

The Alphabetic Index lists 59 codes under Adhesions, adhesive. 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

with intestinal obstruction	K56.50	Intestinal adhesions [bands], unspecified as to partial versus complete obstruction
appendix	K38.8	Other specified diseases of appendix
bile duct	K83.8	Other specified diseases of biliary tract
bladder	N32.89	Other specified disorders of bladder
cardiac	I31.0	Chronic adhesive pericarditis
cervicovaginal	N88.1	Old laceration of cervix uteri
cervix	N88.1	Old laceration of cervix uteri
clitoris	N90.89	Other specified noninflammatory disorders of vulva and perineum
common duct	K83.8	Other specified diseases of biliary tract
conjunctiva	H11.21Not billable	Conjunctival adhesions and strands (localized)
cystic duct	K82.8	Other specified diseases of gallbladder
epididymis	N50.89	Other specified disorders of the male genital organs
epiglottis	J38.7	Other diseases of larynx
eyelid	H02.59	Other disorders affecting eyelid function
female pelvis	N73.6	Female pelvic peritoneal adhesions (postinfective)
gallbladder	K82.8	Other specified diseases of gallbladder
globe	H44.89	Other disorders of globe
heart	I31.0	Chronic adhesive pericarditis
iris	H21.50Not billable	Unspecified adhesions of iris
labium, congenital	Q52.5	Fusion of labia
lung	J98.4	Other disorders of lung
mediastinum	J98.59	Other diseases of mediastinum, not elsewhere classified
meninges	G96.12	Meningeal adhesions (cerebral) (spinal)
nasal	J34.89	Other specified disorders of nose and nasal sinuses
ovary	N73.6	Female pelvic peritoneal adhesions (postinfective)
paraovarian	N73.6	Female pelvic peritoneal adhesions (postinfective)
penis to scrotum	Q55.8	Other specified congenital malformations of male genital organs
pericardium	I31.0	Chronic adhesive pericarditis
pericholecystic	K82.8	Other specified diseases of gallbladder
periovarian	N73.6	Female pelvic peritoneal adhesions (postinfective)
periprostatic	N42.89	Other specified disorders of prostate
perirenal	N28.89	Other specified disorders of kidney and ureter
peritoneum, peritoneal	K66.0	Peritoneal adhesions (postprocedural) (postinfection)
peritubal	N73.6	Female pelvic peritoneal adhesions (postinfective)
periureteral	N28.89	Other specified disorders of kidney and ureter
periuterine	N73.6	Female pelvic peritoneal adhesions (postinfective)
perivesical	N32.89	Other specified disorders of bladder
perivesicular	N50.89	Other specified disorders of the male genital organs
pleura, pleuritic	J94.8	Other specified pleural conditions
pleuropericardial	J94.8	Other specified pleural conditions
postoperative	K66.0	Peritoneal adhesions (postprocedural) (postinfection)
postpartal, old	N90.89	Other specified noninflammatory disorders of vulva and perineum
preputial, prepuce	N47.5	Adhesions of prepuce and glans penis
pulmonary	J98.4	Other disorders of lung
seminal vesicle	N50.89	Other specified disorders of the male genital organs
spermatic cord	N50.89	Other specified disorders of the male genital organs
spinal canal	G96.12	Meningeal adhesions (cerebral) (spinal)
temporomandibular	M26.61Not billable	Adhesions and ankylosis of temporomandibular joint
testis	N44.8	Other noninflammatory disorders of the testis
tongue, congenital	Q38.3	Other congenital malformations of tongue
trachea	J39.8	Other specified diseases of upper respiratory tract
tubo-ovarian	N73.6	Female pelvic peritoneal adhesions (postinfective)
tunica vaginalis	N44.8	Other noninflammatory disorders of the testis
uterus	N73.6	Female pelvic peritoneal adhesions (postinfective)
vagina	N89.5	Stricture and atresia of vagina
vitreomacular	H43.82Not billable	Vitreomacular adhesion
vitreous	H43.89	Other disorders of vitreous body
vulva	N90.89	Other specified noninflammatory disorders of vulva and perineum

Adhesions with intestinal obstruction

complete	K56.52	Intestinal adhesions [bands] with complete obstruction
incomplete	K56.51	Intestinal adhesions [bands], with partial obstruction
partial	K56.51	Intestinal adhesions [bands], with partial obstruction

Adhesions cardiac

rheumatic

I09.2

Chronic rheumatic pericarditis

Adhesions cervicovaginal

congenital	Q52.8	Other specified congenital malformations of female genitalia
postpartal	O90.89	Other complications of the puerperium, not elsewhere classified
postpartal › old	N88.1	Old laceration of cervix uteri

Adhesions congenital

omental, anomalous	Q43.3	Congenital malformations of intestinal fixation
peritoneal	Q43.3	Congenital malformations of intestinal fixation
tongue	Q38.3	Other congenital malformations of tongue

Adhesions conjunctiva

congenital

Q15.8

Other specified congenital malformations of eye

Adhesions ear

middle

H74.1Not billable

Adhesive middle ear disease

Adhesions heart

rheumatic

I09.2

Chronic rheumatic pericarditis

Adhesions intestine

with obstruction	K56.50	Intestinal adhesions [bands], unspecified as to partial versus complete obstruction
with obstruction › complete	K56.52	Intestinal adhesions [bands] with complete obstruction
with obstruction › incomplete	K56.51	Intestinal adhesions [bands], with partial obstruction
with obstruction › partial	K56.51	Intestinal adhesions [bands], with partial obstruction

Adhesions iris

anterior	H21.51Not billable	Anterior synechiae (iris)
goniosynechiae	H21.52Not billable	Goniosynechiae
posterior	H21.54Not billable	Posterior synechiae (iris)
to corneal graft	T85.898Not billable	Other specified complication of other internal prosthetic devices, implants and grafts

Adhesions joint

knee	M23.8XNot billable	Other internal derangements of knee
temporomandibular	M26.61Not billable	Adhesions and ankylosis of temporomandibular joint

Adhesions meninges

congenital	Q07.8	Other specified congenital malformations of nervous system
tuberculous	A17.0	Tuberculous meningitis

Adhesions ovary

congenital

Q50.39

Other congenital malformation of ovary

Adhesions pelvic

female	N73.6	Female pelvic peritoneal adhesions (postinfective)
postpartal	N73.6	Female pelvic peritoneal adhesions (postinfective)
tuberculous	A18.17	Tuberculous female pelvic inflammatory disease
female › postprocedural	N99.4	Postprocedural pelvic peritoneal adhesions

Adhesions pericardium

focal	I31.8	Other specified diseases of pericardium
rheumatic	I09.2	Chronic rheumatic pericarditis
tuberculous	A18.84	Tuberculosis of heart

Adhesions peritoneum, peritoneal

with obstruction	K56.50	Intestinal adhesions [bands], unspecified as to partial versus complete obstruction
congenital	Q43.3	Congenital malformations of intestinal fixation
pelvic, female	N73.6	Female pelvic peritoneal adhesions (postinfective)
postpartal, pelvic	N73.6	Female pelvic peritoneal adhesions (postinfective)
postprocedural	K66.0	Peritoneal adhesions (postprocedural) (postinfection)
to uterus	N73.6	Female pelvic peritoneal adhesions (postinfective)
with obstruction › complete	K56.52	Intestinal adhesions [bands] with complete obstruction
with obstruction › incomplete	K56.51	Intestinal adhesions [bands], with partial obstruction
with obstruction › partial	K56.51	Intestinal adhesions [bands], with partial obstruction
pelvic, female › postprocedural	N99.4	Postprocedural pelvic peritoneal adhesions

Adhesions pleura, pleuritic

tuberculous NEC

A15.6

Tuberculous pleurisy

Adhesions postoperative

with obstruction	K91.30	Postprocedural intestinal obstruction, unspecified as to partial versus complete
pelvic peritoneal	N99.4	Postprocedural pelvic peritoneal adhesions
vagina	N99.2	Postprocedural adhesions of vagina

Adhesions spermatic cord

congenital

Q55.4

Other congenital malformations of vas deferens, epididymis, seminal vesicles and prostate

Adhesions tongue, congenital

acquired

K14.8

Other diseases of tongue

Adhesions uterus

internal	N85.6	Intrauterine synechiae
to abdominal wall	N73.6	Female pelvic peritoneal adhesions (postinfective)

Adhesions vagina

postoperative

N99.2

Postprocedural adhesions of vagina

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