DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Q17 Other congenital malformations of ear

  • Header · not billable

Q17 is not billable. The category heads 8 billable codes in FY2027: the 8 codes directly below it.

Index → code

Where it sits

  1. Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
  2. Q10-Q18 Congenital malformations of eye, ear, face and neck (Q10-Q18)
  3. Q17 Other congenital malformations of ear
Billable codes
8
Subdivisions
8
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
68

Codes in Q17

  1. Q17.0
    Accessory auricle
    BillableExempt
    Inclusion terms 5

    Inclusion terms

    • Accessory tragus
    • Polyotia
    • Preauricular appendage or tag
    • Supernumerary ear
    • Supernumerary lobule
  2. Q17.1
    Macrotia
    BillableExempt
  3. Q17.2
    Microtia
    BillableExempt
  4. Q17.3
    Other misshapen ear
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Pointed ear
  5. Q17.4
    Misplaced ear
    BillableExempt
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Low-set ears

    Excludes1

    • cervical auricle (Q18.2) Q18.2
  6. Q17.5
    Prominent ear
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Bat ear
  7. Q17.8
    Other specified congenital malformations of ear
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Congenital absence of lobe of ear
  8. Q17.9
    Congenital malformation of ear, unspecified
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Congenital anomaly of ear NOS

Sources of each column.

Instructions

At Q17

Excludes1

  • congenital malformations of ear with impairment of hearing (Q16.0-Q16.9) Q16.0 Q16.9
  • preauricular sinus (Q18.1) Q18.1

Notes that also apply

Block Q10-Q18 instructions (Excludes2 7): printed on the block page.

Chapter 17 instructions (Notes 1, Excludes2 1): printed on the chapter 17 page.

Index entries

  • Polyotia → Q17.0
  • Preauricular appendage or tag → Q17.0
  • Macrotia (external ear) (congenital) → Q17.1
  • Microtia (congenital) (external ear) → Q17.2
  • Aztec ear → Q17.3
  • Lop ear (deformity) → Q17.3
  • Macacus ear → Q17.3
  • Pointed ear (congenital) → Q17.3
  • Ridged ear, congenital → Q17.3
  • Melotia → Q17.4
  • Bat ear → Q17.5
  • Darwin's tubercle → Q17.8
  • Accessory (congenital)auricle (ear) → Q17.0
  • Accessory (congenital)ear (auricle) (lobe) → Q17.0
  • Accessory (congenital)lobule (ear) → Q17.0
  • Accessory (congenital)preauricular appendage → Q17.0
  • Accessory (congenital)tragus → Q17.0
  • Appendagepreauricular → Q17.0
  • Supernumerary (congenital)ear (lobule) → Q17.0
  • Supernumerary (congenital)lobule (ear) → Q17.0
  • Tag (hypertrophied skin) (infected)preauricular → Q17.0
  • Largeear, congenital → Q17.1
  • Hypoplasia, hypoplasticear (auricle) (lobe) → Q17.2
  • Anomaly, anomalous (congenital) (unspecified type)concha (ear) → Q17.3
  • Catear → Q17.3
  • Distortion(s) (congenital)ear (auricle) (external) → Q17.3
  • Rudimentary (congenital)lobule of ear → Q17.3
  • Displacement, displacedauricle (congenital) → Q17.4
  • Lowset ears → Q17.4
  • Misplaced, misplacementear → Q17.4
  • Prominence, prominentauricle (congenital) (ear) → Q17.5
  • Abnormal, abnormality, abnormalitiescourse, eustachian tube → Q17.8
  • Anomaly, anomalous (congenital) (unspecified type)auditory canal → Q17.8
  • Anomaly, anomalous (congenital) (unspecified type)eustachian tube → Q17.8
  • Atresia, atreticeustachian tube → Q17.8
  • Deformityeustachian tube (congenital) NEC → Q17.8
  • Dilatationeustachian tube, congenital → Q17.8
  • Distortion(s) (congenital)eustachian tube → Q17.8
  • Doubleauditory canal → Q17.8
  • Fissure, fissuredear, lobule, congenital → Q17.8

28 more, longer entries are not listed; the search box finds them by word.

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