ICD-10 · PDGM grouping
Q65-Q79 — Congenital malformations and deformations of the musculoskeletal system
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.1.26.
OASIS-E2 v1.00.0 · ingested 2026-04-26
Codes in range
255
No clinical group
54
A period cannot be grouped from these.
Barred as primary
0
CMS rejects these in the primary position.
Where these codes group
170 of the 255 codes in Q65-Q79 group to MMTA - Other, but the range is not uniform — it spreads across 3 clinical groups. A further 54 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.
Every code in Q65-Q79
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| Q6500 | Congenital dislocation of unspecified hip, unilateral | None | Cannot group |
| Q6501 | Congenital dislocation of right hip, unilateral | A | Accepted |
| Q6502 | Congenital dislocation of left hip, unilateral | A | Accepted |
| Q651 | Congenital dislocation of hip, bilateral | A | Accepted |
| Q652 | Congenital dislocation of hip, unspecified | None | Cannot group |
| Q6530 | Congenital partial dislocation of unsp hip, unilateral | None | Cannot group |
| Q6531 | Congenital partial dislocation of right hip, unilateral | A | Accepted |
| Q6532 | Congenital partial dislocation of left hip, unilateral | A | Accepted |
| Q654 | Congenital partial dislocation of hip, bilateral | A | Accepted |
| Q655 | Congenital partial dislocation of hip, unspecified | None | Cannot group |
| Q656 | Congenital unstable hip | A | Accepted |
| Q6581 | Congenital coxa valga | A | Accepted |
| Q6582 | Congenital coxa vara | A | Accepted |
| Q6589 | Other specified congenital deformities of hip | A | Accepted |
| Q659 | Congenital deformity of hip, unspecified | None | Cannot group |
| Q6600 | Congenital talipes equinovarus, unspecified foot | None | Cannot group |
| Q6601 | Congenital talipes equinovarus, right foot | A | Accepted |
| Q6602 | Congenital talipes equinovarus, left foot | A | Accepted |
| Q6610 | Congenital talipes calcaneovarus, unspecified foot | None | Cannot group |
| Q6611 | Congenital talipes calcaneovarus, right foot | A | Accepted |
| Q6612 | Congenital talipes calcaneovarus, left foot | A | Accepted |
| Q66211 | Congenital metatarsus primus varus, right foot | A | Accepted |
| Q66212 | Congenital metatarsus primus varus, left foot | A | Accepted |
| Q66219 | Congenital metatarsus primus varus, unspecified foot | None | Cannot group |
| Q66221 | Congenital metatarsus adductus, right foot | A | Accepted |
| Q66222 | Congenital metatarsus adductus, left foot | A | Accepted |
| Q66229 | Congenital metatarsus adductus, unspecified foot | A | Accepted |
| Q6630 | Other congenital varus deformities of feet, unspecified foot | None | Cannot group |
| Q6631 | Other congenital varus deformities of feet, right foot | A | Accepted |
| Q6632 | Other congenital varus deformities of feet, left foot | A | Accepted |
| Q6640 | Congenital talipes calcaneovalgus, unspecified foot | None | Cannot group |
| Q6641 | Congenital talipes calcaneovalgus, right foot | A | Accepted |
| Q6642 | Congenital talipes calcaneovalgus, left foot | A | Accepted |
| Q6650 | Congenital pes planus, unspecified foot | None | Cannot group |
| Q6651 | Congenital pes planus, right foot | A | Accepted |
| Q6652 | Congenital pes planus, left foot | A | Accepted |
| Q666 | Other congenital valgus deformities of feet | A | Accepted |
| Q6670 | Congenital pes cavus, unspecified foot | None | Cannot group |
| Q6671 | Congenital pes cavus, right foot | A | Accepted |
| Q6672 | Congenital pes cavus, left foot | A | Accepted |
| Q6680 | Congenital vertical talus deformity, unspecified foot | None | Cannot group |
| Q6681 | Congenital vertical talus deformity, right foot | A | Accepted |
| Q6682 | Congenital vertical talus deformity, left foot | A | Accepted |
| Q6689 | Other specified congenital deformities of feet | A | Accepted |
| Q6690 | Congenital deformity of feet, unspecified, unspecified foot | None | Cannot group |
| Q6691 | Congenital deformity of feet, unspecified, right foot | None | Cannot group |
| Q6692 | Congenital deformity of feet, unspecified, left foot | None | Cannot group |
| Q670 | Congenital facial asymmetry | A | Accepted |
| Q671 | Congenital compression facies | A | Accepted |
| Q672 | Dolichocephaly | A | Accepted |
| Q673 | Plagiocephaly | A | Accepted |
| Q674 | Other congenital deformities of skull, face and jaw | A | Accepted |
| Q675 | Congenital deformity of spine | A | Accepted |
| Q676 | Pectus excavatum | A | Accepted |
| Q677 | Pectus carinatum | A | Accepted |
| Q678 | Other congenital deformities of chest | A | Accepted |
| Q680 | Congenital deformity of sternocleidomastoid muscle | A | Accepted |
| Q681 | Congenital deformity of finger(s) and hand | A | Accepted |
| Q682 | Congenital deformity of knee | A | Accepted |
| Q683 | Congenital bowing of femur | A | Accepted |
| Q684 | Congenital bowing of tibia and fibula | A | Accepted |
| Q685 | Congenital bowing of long bones of leg, unspecified | None | Cannot group |
| Q686 | Discoid meniscus | A | Accepted |
| Q688 | Other specified congenital musculoskeletal deformities | A | Accepted |
| Q690 | Accessory finger(s) | A | Accepted |
| Q691 | Accessory thumb(s) | A | Accepted |
| Q692 | Accessory toe(s) | A | Accepted |
| Q699 | Polydactyly, unspecified | None | Cannot group |
| Q7000 | Fused fingers, unspecified hand | None | Cannot group |
| Q7001 | Fused fingers, right hand | A | Accepted |
| Q7002 | Fused fingers, left hand | A | Accepted |
| Q7003 | Fused fingers, bilateral | A | Accepted |
| Q7010 | Webbed fingers, unspecified hand | None | Cannot group |
| Q7011 | Webbed fingers, right hand | A | Accepted |
| Q7012 | Webbed fingers, left hand | A | Accepted |
| Q7013 | Webbed fingers, bilateral | A | Accepted |
| Q7020 | Fused toes, unspecified foot | None | Cannot group |
| Q7021 | Fused toes, right foot | A | Accepted |
| Q7022 | Fused toes, left foot | A | Accepted |
| Q7023 | Fused toes, bilateral | A | Accepted |
| Q7030 | Webbed toes, unspecified foot | None | Cannot group |
| Q7031 | Webbed toes, right foot | None | Cannot group |
| Q7032 | Webbed toes, left foot | A | Accepted |
| Q7033 | Webbed toes, bilateral | A | Accepted |
| Q704 | Polysyndactyly, unspecified | A | Accepted |
| Q709 | Syndactyly, unspecified | A | Accepted |
| Q7100 | Congenital complete absence of unspecified upper limb | None | Cannot group |
| Q7101 | Congenital complete absence of right upper limb | A | Accepted |
| Q7102 | Congenital complete absence of left upper limb | A | Accepted |
| Q7103 | Congenital complete absence of upper limb, bilateral | A | Accepted |
| Q7110 | Congen absence of unsp upper arm and forearm w hand present | None | Cannot group |
| Q7111 | Congenital absence of r up arm and forearm w hand present | A | Accepted |
| Q7112 | Congenital absence of l up arm and forearm w hand present | A | Accepted |
| Q7113 | Congen absence of upper arm and forearm w hand present, bi | A | Accepted |
| Q7120 | Congenital absence of both forearm and hand, unsp upper limb | None | Cannot group |
| Q7121 | Congen absence of both forearm and hand, right upper limb | A | Accepted |
| Q7122 | Congenital absence of both forearm and hand, left upper limb | A | Accepted |
| Q7123 | Congenital absence of both forearm and hand, bilateral | A | Accepted |
| Q7130 | Congenital absence of unspecified hand and finger | None | Cannot group |
| Q7131 | Congenital absence of right hand and finger | A | Accepted |
| Q7132 | Congenital absence of left hand and finger | A | Accepted |
| Q7133 | Congenital absence of hand and finger, bilateral | A | Accepted |
| Q7140 | Longitudinal reduction defect of unspecified radius | None | Cannot group |
| Q7141 | Longitudinal reduction defect of right radius | A | Accepted |
| Q7142 | Longitudinal reduction defect of left radius | A | Accepted |
| Q7143 | Longitudinal reduction defect of radius, bilateral | A | Accepted |
| Q7150 | Longitudinal reduction defect of unspecified ulna | None | Cannot group |
| Q7151 | Longitudinal reduction defect of right ulna | A | Accepted |
| Q7152 | Longitudinal reduction defect of left ulna | A | Accepted |
| Q7153 | Longitudinal reduction defect of ulna, bilateral | A | Accepted |
| Q7160 | Lobster-claw hand, unspecified hand | None | Cannot group |
| Q7161 | Lobster-claw right hand | A | Accepted |
| Q7162 | Lobster-claw left hand | A | Accepted |
| Q7163 | Lobster-claw hand, bilateral | A | Accepted |
| Q71811 | Congenital shortening of right upper limb | A | Accepted |
| Q71812 | Congenital shortening of left upper limb | A | Accepted |
| Q71813 | Congenital shortening of upper limb, bilateral | A | Accepted |
| Q71819 | Congenital shortening of unspecified upper limb | None | Cannot group |
| Q71891 | Other reduction defects of right upper limb | A | Accepted |
| Q71892 | Other reduction defects of left upper limb | A | Accepted |
| Q71893 | Other reduction defects of upper limb, bilateral | A | Accepted |
| Q71899 | Other reduction defects of unspecified upper limb | None | Cannot group |
| Q7190 | Unspecified reduction defect of unspecified upper limb | None | Cannot group |
| Q7191 | Unspecified reduction defect of right upper limb | A | Accepted |
| Q7192 | Unspecified reduction defect of left upper limb | A | Accepted |
| Q7193 | Unspecified reduction defect of upper limb, bilateral | A | Accepted |
| Q7200 | Congenital complete absence of unspecified lower limb | None | Cannot group |
| Q7201 | Congenital complete absence of right lower limb | A | Accepted |
| Q7202 | Congenital complete absence of left lower limb | A | Accepted |
| Q7203 | Congenital complete absence of lower limb, bilateral | A | Accepted |
| Q7210 | Congen absence of unsp thigh and lower leg w foot present | None | Cannot group |
| Q7211 | Congen absence of right thigh and lower leg w foot present | A | Accepted |
| Q7212 | Congen absence of left thigh and lower leg w foot present | A | Accepted |
| Q7213 | Congen absence of thigh and lower leg w foot present, bi | A | Accepted |
| Q7220 | Congen absence of both lower leg and foot, unsp lower limb | None | Cannot group |
| Q7221 | Congen absence of both lower leg and foot, right lower limb | A | Accepted |
| Q7222 | Congen absence of both lower leg and foot, left lower limb | A | Accepted |
| Q7223 | Congenital absence of both lower leg and foot, bilateral | A | Accepted |
| Q7230 | Congenital absence of unspecified foot and toe(s) | None | Cannot group |
| Q7231 | Congenital absence of right foot and toe(s) | A | Accepted |
| Q7232 | Congenital absence of left foot and toe(s) | A | Accepted |
| Q7233 | Congenital absence of foot and toe(s), bilateral | A | Accepted |
| Q7240 | Longitudinal reduction defect of unspecified femur | None | Cannot group |
| Q7241 | Longitudinal reduction defect of right femur | A | Accepted |
| Q7242 | Longitudinal reduction defect of left femur | A | Accepted |
| Q7243 | Longitudinal reduction defect of femur, bilateral | A | Accepted |
| Q7250 | Longitudinal reduction defect of unspecified tibia | None | Cannot group |
| Q7251 | Longitudinal reduction defect of right tibia | A | Accepted |
| Q7252 | Longitudinal reduction defect of left tibia | A | Accepted |
| Q7253 | Longitudinal reduction defect of tibia, bilateral | A | Accepted |
| Q7260 | Longitudinal reduction defect of unspecified fibula | None | Cannot group |
| Q7261 | Longitudinal reduction defect of right fibula | A | Accepted |
| Q7262 | Longitudinal reduction defect of left fibula | A | Accepted |
| Q7263 | Longitudinal reduction defect of fibula, bilateral | A | Accepted |
| Q7270 | Split foot, unspecified lower limb | None | Cannot group |
| Q7271 | Split foot, right lower limb | A | Accepted |
| Q7272 | Split foot, left lower limb | A | Accepted |
| Q7273 | Split foot, bilateral | A | Accepted |
| Q72811 | Congenital shortening of right lower limb | A | Accepted |
| Q72812 | Congenital shortening of left lower limb | A | Accepted |
| Q72813 | Congenital shortening of lower limb, bilateral | A | Accepted |
| Q72819 | Congenital shortening of unspecified lower limb | None | Cannot group |
| Q72891 | Other reduction defects of right lower limb | A | Accepted |
| Q72892 | Other reduction defects of left lower limb | A | Accepted |
| Q72893 | Other reduction defects of lower limb, bilateral | A | Accepted |
| Q72899 | Other reduction defects of unspecified lower limb | None | Cannot group |
| Q7290 | Unspecified reduction defect of unspecified lower limb | None | Cannot group |
| Q7291 | Unspecified reduction defect of right lower limb | A | Accepted |
| Q7292 | Unspecified reduction defect of left lower limb | A | Accepted |
| Q7293 | Unspecified reduction defect of lower limb, bilateral | A | Accepted |
| Q730 | Congenital absence of unspecified limb(s) | None | Cannot group |
| Q731 | Phocomelia, unspecified limb(s) | None | Cannot group |
| Q738 | Other reduction defects of unspecified limb(s) | None | Cannot group |
| Q740 | Oth congen malform of upper limb(s), inc shoulder girdle | A | Accepted |
| Q741 | Congenital malformation of knee | A | Accepted |
| Q742 | Oth congen malform of lower limb(s), including pelvic girdle | A | Accepted |
| Q743 | Arthrogryposis multiplex congenita | A | Accepted |
| Q748 | Other specified congenital malformations of limb(s) | A | Accepted |
| Q749 | Unspecified congenital malformation of limb(s) | None | Cannot group |
| Q75001 | Craniosynostosis, unspecified type, unilateral | A | Accepted |
| Q75002 | Craniosynostosis, unspecified type, bilateral | A | Accepted |
| Q75009 | Craniosynostosis, unspecified | A | Accepted |
| Q7501 | Sagittal craniosynostosis | A | Accepted |
| Q75021 | Coronal craniosynostosis, unilateral | A | Accepted |
| Q75022 | Coronal craniosynostosis, bilateral | A | Accepted |
| Q75029 | Coronal craniosynostosis, unspecified | A | Accepted |
| Q7503 | Metopic craniosynostosis | A | Accepted |
| Q75041 | Lambdoid craniosynostosis, unilateral | A | Accepted |
| Q75042 | Lambdoid craniosynostosis, bilateral | A | Accepted |
| Q75049 | Lambdoid craniosynostosis, unspecified | A | Accepted |
| Q75051 | Cloverleaf skull | A | Accepted |
| Q75052 | Pansynostosis | A | Accepted |
| Q75058 | Other multi-suture craniosynostosis | A | Accepted |
| Q7508 | Other single-suture craniosynostosis | A | Accepted |
| Q751 | Craniofacial dysostosis | A | Accepted |
| Q752 | Hypertelorism | A | Accepted |
| Q753 | Macrocephaly | A | Accepted |
| Q754 | Mandibulofacial dysostosis | A | Accepted |
| Q755 | Oculomandibular dysostosis | A | Accepted |
| Q758 | Oth congenital malformations of skull and face bones | A | Accepted |
| Q759 | Congenital malformation of skull and face bones, unspecified | None | Cannot group |
| Q760 | Spina bifida occulta | B | Accepted |
| Q761 | Klippel-Feil syndrome | E | Accepted |
| Q762 | Congenital spondylolisthesis | E | Accepted |
| Q763 | Congenital scoliosis due to congenital bony malformation | E | Accepted |
| Q76411 | Congenital kyphosis, occipito-atlanto-axial region | E | Accepted |
| Q76412 | Congenital kyphosis, cervical region | E | Accepted |
| Q76413 | Congenital kyphosis, cervicothoracic region | E | Accepted |
| Q76414 | Congenital kyphosis, thoracic region | E | Accepted |
| Q76415 | Congenital kyphosis, thoracolumbar region | E | Accepted |
| Q76419 | Congenital kyphosis, unspecified region | None | Cannot group |
| Q76425 | Congenital lordosis, thoracolumbar region | E | Accepted |
| Q76426 | Congenital lordosis, lumbar region | E | Accepted |
| Q76427 | Congenital lordosis, lumbosacral region | E | Accepted |
| Q76428 | Congenital lordosis, sacral and sacrococcygeal region | E | Accepted |
| Q76429 | Congenital lordosis, unspecified region | None | Cannot group |
| Q7649 | Oth congenital malform of spine, not associated w scoliosis | E | Accepted |
| Q765 | Cervical rib | A | Accepted |
| Q766 | Other congenital malformations of ribs | A | Accepted |
| Q767 | Congenital malformation of sternum | A | Accepted |
| Q768 | Other congenital malformations of bony thorax | A | Accepted |
| Q769 | Congenital malformation of bony thorax, unspecified | None | Cannot group |
| Q770 | Achondrogenesis | E | Accepted |
| Q771 | Thanatophoric short stature | E | Accepted |
| Q772 | Short rib syndrome | A | Accepted |
| Q773 | Chondrodysplasia punctata | E | Accepted |
| Q774 | Achondroplasia | E | Accepted |
| Q775 | Diastrophic dysplasia | E | Accepted |
| Q776 | Chondroectodermal dysplasia | E | Accepted |
| Q777 | Spondyloepiphyseal dysplasia | E | Accepted |
| Q778 | Oth osteochndrdys w defct of growth of tublr bones and spine | E | Accepted |
| Q779 | Osteochndrdys w defct of grth of tublr bones and spine, unsp | E | Accepted |
| Q780 | Osteogenesis imperfecta | E | Accepted |
| Q781 | Polyostotic fibrous dysplasia | E | Accepted |
| Q782 | Osteopetrosis | E | Accepted |
| Q783 | Progressive diaphyseal dysplasia | E | Accepted |
| Q784 | Enchondromatosis | E | Accepted |
| Q785 | Metaphyseal dysplasia | E | Accepted |
| Q786 | Multiple congenital exostoses | E | Accepted |
| Q788 | Other specified osteochondrodysplasias | E | Accepted |
| Q789 | Osteochondrodysplasia, unspecified | None | Cannot group |
| Q790 | Congenital diaphragmatic hernia | A | Accepted |
| Q791 | Other congenital malformations of diaphragm | A | Accepted |
| Q792 | Exomphalos | A | Accepted |
| Q793 | Gastroschisis | A | Accepted |
| Q794 | Prune belly syndrome | A | Accepted |
| Q7951 | Congenital hernia of bladder | A | Accepted |
| Q7959 | Other congenital malformations of abdominal wall | A | Accepted |
| Q7960 | Ehlers-Danlos syndrome, unspecified | A | Accepted |
| Q7961 | Classical Ehlers-Danlos syndrome | A | Accepted |
| Q7962 | Hypermobile Ehlers-Danlos syndrome | A | Accepted |
| Q7963 | Vascular Ehlers-Danlos syndrome | A | Accepted |
| Q7969 | Other Ehlers-Danlos syndromes | A | Accepted |
| Q798 | Other congenital malformations of musculoskeletal system | A | Accepted |
| Q799 | Congenital malformation of musculoskeletal system, unsp | None | Cannot group |
Source: CMS HH PPS Grouper Software v07.1.26, effective 2026-04-01. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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