H50.1 – Exotropia

ICD-10-CM 2027 diagnosis code · Disorders of ocular muscles, binocular movement, accommodation and refraction

Non-billable header

ICD-10-CM code H50.1

Code: H50.1 (claims format: H501)
Description: Exotropia
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 7. Diseases of the eye and adnexa (H00-H59)
Block: H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction
Parent codes: H50

Billable codes under H50.1

H50.1 is a header code and cannot be used on claims. Choose the most specific code:

H50.10 – Unspecified exotropiaBillable
H50.11 – Monocular exotropiaHeader (more codes below)
H50.12 – Monocular exotropia with A patternHeader (more codes below)
H50.13 – Monocular exotropia with V patternHeader (more codes below)
H50.14 – Monocular exotropia with other noncomitanciesHeader (more codes below)
H50.15 – Alternating exotropiaBillable
H50.16 – Alternating exotropia with A patternBillable
H50.17 – Alternating exotropia with V patternBillable
H50.18 – Alternating exotropia with other noncomitanciesBillable

Notes for H50.1

Applicable to:

Divergent concomitant strabismus

Excludes1 (not coded here):

intermittent exotropia (H50.33-, H50.34)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block H49-H52

Excludes2 (not included here):

nystagmus and other irregular eye movements (H55)

Related codes in H50

H50.0 – EsotropiaHeader
H50.2 – Vertical strabismusHeader
H50.3 – Intermittent heterotropiaHeader
H50.4 – Other and unspecified heterotropiaHeader
H50.5 – HeterophoriaHeader
H50.6 – Mechanical strabismusHeader
H50.8 – Other specified strabismusHeader
H50.9 – Unspecified strabismusBillable

Frequently asked questions

What is ICD-10 code H50.1?

H50.1 is the ICD-10-CM code for exotropia, in the block H49-H52 (Disorders of ocular muscles, binocular movement, accommodation and refraction).

Is H50.1 a billable code?

No. H50.1 is a header code with more specific child codes; report one of the billable codes listed above.

What category does H50.1 belong to?

It belongs to category H50 – Other strabismus.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.