ICD-10 Code for Deformity
The default ICD-10-CM 2027 code for deformity is Q89.9 – Congenital malformation, unspecified. More specific codes depend on the details documented, as listed in the official index (255 codes, 199 billable).
- Main code
Q89.9– Congenital malformation, unspecified- Billable
- Yes
Index entries for Deformity
- abdomen, congenital –
Q89.9 - abdominal wall
- acquired (unspecified site) –
M95.9 - adrenal gland –
Q89.1 - alimentary tract, congenital –
Q45.9- upper –
Q40.9
- upper –
- ankle (joint) (acquired) – see also Deformity, limb, lower leg
- abduction – see Contraction, joint, ankle
- congenital –
Q68.8 - contraction – see Contraction, joint, ankle
- specified type NEC – see Deformity, limb, foot, specified NEC
- anus (acquired) –
K62.89- congenital –
Q43.9
- congenital –
- aorta (arch) (congenital) –
Q25.40- acquired –
I77.89
- acquired –
- aortic
- arch, acquired –
I77.89 - cusp or valve (congenital) –
Q23.88- acquired –
I35.8– see also Endocarditis, aortic
- acquired –
- arch, acquired –
- arm (acquired) (upper) – see also Deformity, limb, upper arm
- congenital –
Q68.8 - forearm – see Deformity, limb, forearm
- congenital –
- artery (congenital) (peripheral) –
Q27.9 - atrial septal –
Q21.10– see also Defect, atrial septal - auditory canal (external) (congenital) – see also Malformation, ear, external
- acquired – see Disorder, ear, external, specified type NEC
- auricle
- ear (congenital) – see also Malformation, ear, external
- acquired – see Disorder, pinna, deformity
- ear (congenital) – see also Malformation, ear, external
- back – see Dorsopathy, deforming
- bile duct (common) (congenital) (hepatic) –
Q44.5- acquired –
K83.8
- acquired –
- biliary duct or passage (congenital) –
Q44.5- acquired –
K83.8
- acquired –
- bladder (neck) (trigone) (sphincter) (acquired) –
N32.89- congenital –
Q64.79
- congenital –
- bone (acquired) –
M95.9 - brain (congenital) –
Q04.9 - breast (acquired) –
N64.89 - bronchus (congenital) –
Q32.4- acquired NEC –
J98.09
- acquired NEC –
- bursa, congenital –
Q79.9 - canaliculi (lacrimalis) (acquired) – see also Disorder, lacrimal system, changes
- congenital –
Q10.6
- congenital –
- canthus, acquired – see Disorder, eyelid, specified type NEC
- capillary (acquired) –
I78.8 - cardiovascular system, congenital –
Q28.9 - caruncle, lacrimal (acquired) – see also Disorder, lacrimal system, changes
- congenital –
Q10.6
- congenital –
- cascade, stomach –
K31.2 - cecum (congenital) –
Q43.9- acquired –
K63.89
- acquired –
- cerebral, acquired –
G93.89- congenital –
Q04.9
- congenital –
- cervix (uterus) (acquired) –
N88.8- congenital –
Q51.9
- congenital –
- cheek (acquired) –
M95.2- congenital –
Q18.9
- congenital –
- chest (acquired) (wall) –
M95.4 - chin (acquired) –
M95.2- congenital –
Q18.9
- congenital –
- choroid (congenital) –
Q14.3 - cicatricial – see Cicatrix
- cilia, acquired – see Disorder, eyelid, specified type NEC
- clavicle (acquired) –
M95.8- congenital –
Q68.8
- congenital –
- clitoris (congenital) –
Q52.6- acquired –
N90.89
- acquired –
- clubfoot – see Clubfoot
- coccyx (acquired)
- colon (congenital) –
Q43.9- acquired –
K63.89
- acquired –
- concha (ear) – see also Malformation, ear, external
- acquired – see Disorder, pinna, deformity
- cornea (acquired) –
H18.70- congenital –
Q13.4 - descemetocele – see Descemetocele
- ectasia – see Ectasia, cornea
- specified NEC –
H18.79-(header) - staphyloma – see Staphyloma, cornea
- congenital –
- coronary artery (acquired) –
I25.9- congenital –
Q24.5
- congenital –
- cranium (acquired) – see Deformity, skull
- cricoid cartilage (congenital) –
Q31.8- acquired –
J38.7
- acquired –
- cystic duct (congenital) –
Q44.5- acquired –
K82.8
- acquired –
- Dandy-Walker –
Q03.1- with spina bifida – see Spina bifida
- diaphragm (congenital) –
Q79.1- acquired –
J98.6
- acquired –
- digestive organ NOS –
Q45.9 - ductus arteriosus –
Q25.0 - duodenal bulb –
K31.89 - duodenum (congenital) –
Q43.9- acquired –
K31.89
- acquired –
- dura – see Deformity, meninges
- ear (acquired) – see also Disorder, pinna, deformity
- ectodermal (congenital) –
Q84.9 - ejaculatory duct (congenital) –
Q55.4- acquired –
N50.89
- acquired –
- elbow (joint) (acquired) – see also Deformity, limb, upper arm
- congenital –
Q68.8 - contraction – see Contraction, joint, elbow
- congenital –
- endocrine gland NEC –
Q89.2 - epididymis (congenital) –
Q55.4- acquired –
N50.89
- acquired –
- epiglottis (congenital) –
Q31.8- acquired –
J38.7
- acquired –
- esophagus (congenital) –
Q39.9- acquired –
K22.89
- acquired –
- eustachian tube (congenital) –
Q17.8 - eye, congenital –
Q15.9 - eyebrow (congenital) –
Q18.8 - eyelid (acquired) – see also Disorder, eyelid, specified type NEC
- congenital –
Q10.3
- congenital –
- face (acquired) –
M95.2- congenital –
Q18.9
- congenital –
- fallopian tube, acquired –
N83.8 - femur (acquired) – see Deformity, limb, specified type NEC, thigh
- fetal
- finger (acquired) –
M20.00-(header) - flexion (joint) (acquired) –
M21.20– see also Deformity, limb, flexion - foot (acquired) – see also Deformity, limb, lower leg
- cavovarus (congenital) –
Q66.1-(header) - congenital NOS –
Q66.9-(header)- specified type NEC –
Q66.89
- specified type NEC –
- specified type NEC – see Deformity, limb, foot, specified NEC
- valgus (congenital) –
Q66.6- acquired – see Deformity, valgus, ankle
- varus (congenital) –
Q66.3-(header)- acquired – see Deformity, varus, ankle
- cavovarus (congenital) –
- forearm (acquired) – see also Deformity, limb, forearm
- congenital –
Q68.8
- congenital –
- forehead (acquired) –
M95.2- congenital –
Q75.8
- congenital –
- frontal bone (acquired) –
M95.2- congenital –
Q75.8
- congenital –
- gallbladder (congenital) –
Q44.1- acquired –
K82.8
- acquired –
- gastrointestinal tract (congenital) –
Q45.9- acquired –
K63.89
- acquired –
- genitalia, genital organ (s)
- globe (eye) (congenital) –
Q15.8- acquired –
H44.89
- acquired –
- gum, acquired NEC –
K06.8 - hand (acquired) – see Deformity, limb, hand
- congenital –
Q68.1
- congenital –
- head (acquired) –
M95.2- congenital –
Q75.8
- congenital –
- heart (congenital) –
Q24.9- septum –
Q21.9- auricular –
Q21.10– see also Defect, atrial septal - ventricular –
Q21.0
- auricular –
- valve (congenital) –
Q24.8- acquired – see Endocarditis
- septum –
- heel (acquired) – see Deformity, foot
- hepatic duct (congenital) –
Q44.5- acquired –
K83.8
- acquired –
- hip (joint) (acquired) – see also Deformity, limb, thigh
- congenital –
Q65.9 - due to (previous) – see Coxa, plana
- flexion – see Contraction, joint, hip
- congenital –
- hourglass – see Contraction, hourglass
- humerus (acquired) –
M21.82-(header)- congenital –
Q74.0
- congenital –
- hypophyseal (congenital) –
Q89.2 - ileocecal (coil) (valve) (acquired) –
K63.89- congenital –
Q43.9
- congenital –
- ileum (congenital) –
Q43.9- acquired –
K63.89
- acquired –
- ilium (acquired) –
M95.5- congenital –
Q74.2
- congenital –
- integument (congenital) –
Q84.9 - intervertebral cartilage or disc (acquired) – see Disorder, disc, specified NEC
- intestine (large) (small) (congenital) –
Q43.9- acquired –
K63.89
- acquired –
- intrinsic minus or plus (hand) – see Deformity, limb, specified type NEC, forearm
- iris (acquired) –
H21.89- congenital –
Q13.2
- congenital –
- ischium (acquired) –
M95.5- congenital –
Q74.2
- congenital –
- jaw (acquired) (congenital) –
M26.9 - joint (acquired) –
M21.90 - kidney (s) (calyx) (pelvis) (congenital) –
Q63.9 - Klippel-Feil (brevicollis) –
Q76.1 - knee (acquired) – see also Deformity, limb, lower leg
- congenital –
Q68.2
- congenital –
- labium (majus) (minus) (congenital) –
Q52.79- acquired –
N90.89
- acquired –
- lacrimal passages or duct (congenital) –
Q10.6- acquired – see Disorder, lacrimal system, changes
- larynx (muscle) (congenital) –
Q31.8 - leg (upper) (acquired) – see also Deformity, limb, thigh
- congenital –
Q68.8 - lower leg – see Deformity, limb, lower leg
- congenital –
- lens (acquired) –
H27.8- congenital –
Q12.9
- congenital –
- lid (fold) (acquired) – see also Disorder, eyelid, specified type NEC
- congenital –
Q10.3
- congenital –
- ligament (acquired) – see Disorder, ligament
- congenital –
Q79.9
- congenital –
- limb (acquired) –
M21.90- clawfoot –
M21.53-(header) - clawhand –
M21.51-(header)- congenital –
Q68.1
- congenital –
- clubfoot –
M21.54-(header) - clubhand –
M21.52-(header) - congenital, except reduction deformity –
Q74.9 - flat foot –
M21.4-(header) - flexion –
M21.20 - foot
- claw – see Deformity, limb, clawfoot
- club – see Deformity, limb, clubfoot
- drop –
M21.37-(header) - flat – see Deformity, limb, flat foot
- specified NEC –
M21.6X-(header)
- forearm –
M21.93-(header) - hand –
M21.94-(header) - lower leg –
M21.96-(header) - specified type NEC –
M21.80 - thigh –
M21.95-(header) - unequal length –
M21.70 - upper arm –
M21.92-(header) - valgus – see Deformity, valgus
- varus – see Deformity, varus
- wrist drop –
M21.33-(header)
- clawfoot –
- lip (acquired) –
K13.0- congenital –
Q38.0
- congenital –
- liver (congenital) –
Q44.70- acquired –
K76.89
- acquired –
- lumbosacral (congenital) (joint) (region) –
Q76.49- acquired
- kyphosis – see Kyphosis, congenital
- lordosis – see Lordosis, congenital
- lung (congenital) –
Q33.9- acquired –
J98.4
- acquired –
- lymphatic system, congenital –
Q89.9 - Madelung's (radius) –
Q74.0 - mandible (acquired) (congenital) –
M26.9 - maxilla (acquired) (congenital) –
M26.9 - meninges or membrane (congenital) –
Q07.9 - metacarpus (acquired) – see Deformity, limb, forearm
- congenital –
Q74.0
- congenital –
- metatarsus (acquired) – see Deformity, foot
- congenital –
Q66.9-(header)
- congenital –
- middle ear (congenital) –
Q16.4- ossicles –
Q16.3
- ossicles –
- mitral (leaflets) (valve) –
I05.8 - mouth (acquired) –
K13.79- congenital –
Q38.6
- congenital –
- multiple, congenital NEC –
Q89.7 - muscle (acquired) –
M62.89 - musculoskeletal system (acquired) –
M95.9 - nail (acquired) –
L60.8- congenital –
Q84.6
- congenital –
- nasal – see Deformity, nose
- neck (acquired) –
M95.3 - nervous system (congenital) –
Q07.9 - nipple (congenital) –
Q83.9- acquired –
N64.89
- acquired –
- nose (acquired) (cartilage) –
M95.0 - ocular muscle (congenital) –
Q10.3- acquired – see Strabismus, mechanical
- opticociliary vessels (congenital) –
Q13.2 - orbit (eye) (acquired) –
H05.30- atrophy – see Atrophy, orbit
- congenital –
Q10.7 - due to
- enlargement – see Enlargement, orbit
- exostosis – see Exostosis, orbit
- organ of Corti (congenital) –
Q16.5 - ovary (congenital) –
Q50.39- acquired –
N83.8
- acquired –
- oviduct, acquired –
N83.8 - palate (congenital) –
Q38.5- acquired –
M27.8 - cleft (congenital) – see Cleft, palate
- acquired –
- pancreas (congenital) –
Q45.3- acquired –
K86.89
- acquired –
- parathyroid (gland) –
Q89.2 - parotid (gland) (congenital) –
Q38.4- acquired –
K11.8
- acquired –
- patella (acquired) – see Disorder, patella, specified NEC
- pelvis, pelvic (acquired) (bony) –
M95.5 - penis (glans) (congenital) –
Q55.69- acquired –
N48.89
- acquired –
- pericardium (congenital) –
Q24.8- acquired – see Pericarditis
- pharynx (congenital) –
Q38.8- acquired –
J39.2
- acquired –
- pinna, acquired – see also Disorder, pinna, deformity
- congenital –
Q17.9
- congenital –
- pituitary (congenital) –
Q89.2 - posture – see Dorsopathy, deforming
- prepuce (congenital) –
Q55.69- acquired –
N47.8
- acquired –
- prostate (congenital) –
Q55.4- acquired –
N42.89
- acquired –
- pupil (congenital) –
Q13.2- acquired – see Abnormality, pupillary
- pylorus (congenital) –
Q40.3- acquired –
K31.89
- acquired –
- rachitic (acquired) –
E64.3 - radius (acquired) – see also Deformity, limb, forearm
- congenital –
Q68.8
- congenital –
- rectum (congenital) –
Q43.9- acquired –
K62.89
- acquired –
- reduction (extremity) (limb) –
Q73.8– see also condition and site- brain –
Q04.3 - lower – see Defect, reduction, lower limb
- upper – see Defect, reduction, upper limb
- brain –
- renal – see Deformity, kidney
- respiratory system (congenital) –
Q34.9 - rib (acquired) –
M95.4 - rotation (joint) (acquired) – see Deformity, limb, specified site NEC
- congenital –
Q74.9 - hip – see Deformity, limb, specified type NEC, thigh
- congenital –
Q65.89
- congenital –
- congenital –
- sacroiliac joint (congenital) –
Q74.2- acquired
- sacrum (acquired)
- saddle
- salivary gland or duct (congenital) –
Q38.4- acquired –
K11.8
- acquired –
- scapula (acquired) –
M95.8- congenital –
Q68.8
- congenital –
- scrotum (congenital) – see also Malformation, testis and scrotum
- acquired –
N50.89
- acquired –
- seminal vesicles (congenital) –
Q55.4- acquired –
N50.89
- acquired –
- septum, nasal (acquired) –
J34.2 - shoulder (joint) (acquired) – see Deformity, limb, upper arm
- congenital –
Q74.0 - contraction – see Contraction, joint, shoulder
- congenital –
- sigmoid (flexure) (congenital) –
Q43.9- acquired –
K63.89
- acquired –
- skin (congenital) –
Q82.9 - skull (acquired) –
M95.2- congenital –
Q75.8- with
- anencephaly –
Q00.0 - encephalocele – see Encephalocele
- hydrocephalus –
Q03.9- with spina bifida – see Spina bifida, by site, with hydrocephalus
- microcephaly –
Q02
- anencephaly –
- with
- congenital –
- soft parts, organs or tissues (of pelvis)
- spermatic cord (congenital) –
Q55.4- acquired –
N50.89- torsion – see Torsion, spermatic cord
- acquired –
- spinal – see Dorsopathy, deforming
- column (acquired) – see Dorsopathy, deforming
- congenital –
Q67.5 - cord (congenital) –
Q06.9- acquired –
G95.89
- acquired –
- nerve root (congenital) –
Q07.9
- spine (acquired) – see also Dorsopathy, deforming
- congenital –
Q67.5 - rachitic –
E64.3 - specified NEC – see Dorsopathy, deforming, specified NEC
- congenital –
- spleen
- Sprengel's (congenital) –
Q74.0 - sternocleidomastoid (muscle) –
Q68.0 - sternum (acquired) –
M95.4- congenital NEC –
Q76.7
- congenital NEC –
- stomach (congenital) –
Q40.3- acquired –
K31.89
- acquired –
- submandibular gland (congenital) –
Q38.4 - submaxillary gland (congenital) –
Q38.4- acquired –
K11.8
- acquired –
- talipes – see Talipes
- testis (congenital) – see also Malformation, testis and scrotum
- acquired –
N44.8- torsion – see Torsion, testis
- acquired –
- thigh (acquired) – see also Deformity, limb, thigh
- congenital NEC –
Q68.8
- congenital NEC –
- thorax (acquired) (wall) –
M95.4 - thumb (acquired) – see also Deformity, finger
- congenital NEC –
Q68.1
- congenital NEC –
- thymus (tissue) (congenital) –
Q89.2 - thyroid (gland) (congenital) –
Q89.2 - tibia (acquired) – see also Deformity, limb, specified type NEC, lower leg
- toe (acquired) –
M20.6-(header) - tongue (congenital) –
Q38.3- acquired –
K14.8
- acquired –
- tooth, teeth –
K00.2 - trachea (rings) (congenital) –
Q32.1- acquired –
J39.8
- acquired –
- transverse aortic arch (congenital) –
Q25.49 - tricuspid (leaflets) (valve) –
I07.8 - trunk (acquired) –
M95.8- congenital –
Q89.9
- congenital –
- ulna (acquired) – see also Deformity, limb, forearm
- congenital NEC –
Q68.8
- congenital NEC –
- urachus, congenital –
Q64.4 - ureter (opening) (congenital) –
Q62.8- acquired –
N28.89
- acquired –
- urethra (congenital) –
Q64.79- acquired –
N36.8
- acquired –
- urinary tract (congenital) –
Q64.9- urachus –
Q64.4
- urachus –
- uterus (congenital) –
Q51.9- acquired –
N85.8
- acquired –
- uvula (congenital) –
Q38.5 - vagina (acquired) –
N89.8- congenital –
Q52.4
- congenital –
- valgus NEC –
M21.00 - valve, valvular (congenital) (heart) –
Q24.8- acquired – see Endocarditis
- varus NEC –
M21.10- ankle –
M21.17-(header) - elbow –
M21.12-(header) - hip –
M21.15(header) - knee –
M21.16-(header) - tibia – see Osteochondrosis, juvenile, tibia
- ankle –
- vas deferens (congenital) –
Q55.4- acquired –
N50.89
- acquired –
- vein (congenital) –
Q27.9- great –
Q26.9
- great –
- vertebra – see Dorsopathy, deforming
- vertical talus (congenital) –
Q66.80 - vesicourethral orifice (acquired) –
N32.89- congenital NEC –
Q64.79
- congenital NEC –
- vessels of optic papilla (congenital) –
Q14.2 - visual field (contraction) – see Defect, visual field
- vitreous body, acquired –
H43.89 - vulva (congenital) –
Q52.79- acquired –
N90.89
- acquired –
- wrist (joint) (acquired) – see also Deformity, limb, forearm
- congenital –
Q68.8 - contraction – see Contraction, joint, wrist
- congenital –
How to choose the right code
Start with the main term, then pick the indented subterm that matches the documentation (type, cause, site, laterality, episode of care). Always confirm the code in the tabular list: follow its Excludes1/Excludes2, “code first” and “use additional code” notes, and add a 7th character where required.
Source: CDC/NCHS ICD-10-CM FY2027 alphabetic index.