H50.42Billable
Monofixation syndrome
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H50
- Effective date
- October 1, 2026
Related codes in category H50
H50Other strabismusH50.0EsotropiaH50.00Unspecified esotropiaYesH50.01Monocular esotropiaH50.011Monocular esotropia, right eyeYesH50.012Monocular esotropia, left eyeYesH50.02Monocular esotropia with A patternH50.021Monocular esotropia with A pattern, right eyeYesH50.022Monocular esotropia with A pattern, left eyeYesH50.03Monocular esotropia with V patternH50.031Monocular esotropia with V pattern, right eyeYesH50.032Monocular esotropia with V pattern, left eyeYes
Frequently asked questions
What is ICD-10 code H50.42?
H50.42 is an ICD-10-CM diagnosis code for Monofixation syndrome.
Is H50.42 a billable code?
Yes. H50.42 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is H50.42 in?
H50.42 falls under Chapter 7: Diseases of the eye and adnexa.
When did H50.42 become effective?
H50.42 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H50.42?
H50.42 belongs to category H50, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.