H50.16 – Alternating exotropia with A pattern

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

Billable code

ICD-10-CM code H50.16

Code: H50.16 (claims format: H5016)
Description: Alternating exotropia with A pattern
Billable: Yes – valid for HIPAA-covered transactions
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 › H50.1

Notes inherited from parent codes

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

H50.1 – Exotropia

Applicable to:

Divergent concomitant strabismus

Excludes1 (not coded here):

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

Block H49-H52

Excludes2 (not included here):

nystagmus and other irregular eye movements (H55)

Index terms for H50.16

Entries in the ICD-10-CM alphabetic index that lead to this code:

Strabismus, divergent concomitant, alternating, with, A pattern

Related codes in H50.1

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

Frequently asked questions

What is ICD-10 code H50.16?

H50.16 is the ICD-10-CM code for alternating exotropia with A pattern, in the block H49-H52 (Disorders of ocular muscles, binocular movement, accommodation and refraction).

Is H50.16 a billable code?

Yes. H50.16 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H50.16 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.