H10.421 Simple chronic conjunctivitis, right eye

Related codes

• H10.011 Acute follicular conjunctivitis, right eye ICD-10-CM
• H10.012 Acute follicular conjunctivitis, left eye ICD-10-CM
• H10.013 Acute follicular conjunctivitis, bilateral ICD-10-CM
• H10.019 Acute follicular conjunctivitis, unspecified eye ICD-10-CM
• H10.021 Other mucopurulent conjunctivitis, right eye ICD-10-CM
• H10.022 Other mucopurulent conjunctivitis, left eye ICD-10-CM
• H10.023 Other mucopurulent conjunctivitis, bilateral ICD-10-CM
• H10.029 Other mucopurulent conjunctivitis, unspecified eye ICD-10-CM

Common questions

Is H10.421 a billable code?

Yes. H10.421 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.