H01.021Billable
Squamous blepharitis right upper eyelid
- Chapter
- 7. Diseases of the eye and adnexa
- Category
- H01
- Effective date
- October 1, 2026
Related codes in category H01
H01Other inflammation of eyelidH01.0BlepharitisH01.00Unspecified blepharitisH01.001Unspecified blepharitis right upper eyelidYesH01.002Unspecified blepharitis right lower eyelidYesH01.003Unspecified blepharitis right eye, unspecified eyelidYesH01.004Unspecified blepharitis left upper eyelidYesH01.005Unspecified blepharitis left lower eyelidYesH01.006Unspecified blepharitis left eye, unspecified eyelidYesH01.009Unspecified blepharitis unspecified eye, unspecified eyelidYesH01.00AUnspecified blepharitis right eye, upper and lower eyelidsYesH01.00BUnspecified blepharitis left eye, upper and lower eyelidsYes
Frequently asked questions
What is ICD-10 code H01.021?
H01.021 is an ICD-10-CM diagnosis code for Squamous blepharitis right upper eyelid.
Is H01.021 a billable code?
Yes. H01.021 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is H01.021 in?
H01.021 falls under Chapter 7: Diseases of the eye and adnexa.
When did H01.021 become effective?
H01.021 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to H01.021?
H01.021 belongs to category H01, 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.