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2. ICD-10 Codes
3. Chapter - H00-H59
4. Section - H15-H22
5. Category - H21
6. H21.559

H21.559 - Recession of chamber angle, unspecified eye

• Applicable to Recession of chamber angle, unspecified eye
• The 2025 edition of ICD10-CM H21.559 became effective on October 1, 2024.
• This is the American ICD10-CM version of H21.559 - other international versions of ICD10 H21.559 may differ.
• H21.559 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above H21.559 contain annotation back-references that may be applicable to H21.559:

• Chapter: H00-H59 - Diseases of the eye and adnexa
• Section: H15-H22 - Disorders of sclera, cornea, iris and ciliary body
• Category: H21 - Other disorders of iris and ciliary body

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.