Q75.8
Other specified congenital malformations of skull and face bones
Q75.8 (also written Q758) is a billable ICD-10-CM diagnosis code for other specified congenital malformations of skull and face bones. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 22 codes in category Q75 (Other congenital malformations of skull and face bones). The Alphabetic Index lists it under 34 entries. Its coding notes include 9 Excludes1 entries and 1 Excludes2 entry.
Guidelines tip
From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.
Chapter 17 codes can be used for life. Manifestations that are an inherent part of a specifically coded anomaly are not coded separately. A corrected malformation is reported with a personal history code.
Excludes1
Not coded here. The listed conditions generally should not be reported together.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (1 note)
- inborn errors of metabolism (E70-E88)
Care settings
How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.
Home Health Primary
Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Other clinical group.
Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026Inclusion terms
Conditions classified to this code.
- Absence of skull bone, congenital
- Congenital deformity of forehead
- Platybasia
Notes
Also from chapter/block level (1 note)
- Codes from this chapter are not for use on maternal records
Alphabetic Index terms
Terms the official Alphabetic Index lists for this code. 34 entries
- Absence (of) (organ or part) (complete or partial), skull bone (congenital)
- Accessory (congenital), face bone (s)
- Accessory (congenital), frontonasal process
- Agenesis, face, bones NEC
- Agenesis, roof of orbit
- Agenesis, skull (bone)
- Anomaly, anomalous (congenital) (unspecified type), forehead
- Bird, face
- Caput, crepitus
- Craniofenestria (skull)
- Craniolacunia (skull)
- Cranioschisis
Show 22 more
- Crepitus, caput
- Deformity, forehead (acquired), congenital
- Deformity, frontal bone (acquired), congenital
- Deformity, head (acquired), congenital
- Deformity, skull (acquired), congenital
- Diastasis, cranial bones, congenital NEC
- Distortion (s) (congenital), face bone (s) NEC
- Distortion (s) (congenital), skull bone (s) NEC
- Duplication, duplex, frontonasal process
- Hyperostosis (monomelic), skull, congenital
- Hypoplasia, hypoplastic, bone NOS, face
- Hypoplasia, hypoplastic, face, bone (s)
- Hypoplasia, hypoplastic, skull (bone)
- Imperfect, closure (congenital), roof of orbit
- Impression, basilar
- Lacunar skull
- Maldevelopment, mastoid process
- Malformation (congenital), bone, face, specified type NEC
- Malformation (congenital), bone, skull, specified type NEC
- Ostrum-Furst syndrome
- Platybasia
- Stenocephaly