ICD-10 H21.262
Iris atrophy (essential) (progressive), left eye
ICD10
H21.262
Diseases of the eye and adnexa; ear and mastoid process
Description
Iris atrophy (essential) (progressive), left eye
Documentation Requirements
- Document clinical indications and clear medical necessity supporting the encounter or procedure.
- Ensure complete provider signatures, credentials, date, and specific place of service (POS).
- Verify documentation strictly supports code specificity to prevent downcoding or claim denials.
Billing & Coding Tips
- Verify current payer fee schedules, NCCI edits, and Medically Unlikely Edits (MUEs).
- Append correct modifiers (e.g., 25, 59, 26, TC) where distinct procedural services or components apply.
- Confirm pre-authorization rules with Medicare, Medicaid, and commercial plans before submission.
Related Codes
H21 H21.0 H21.00 H21.01 H21.02 H21.03 H21.1 H21.1X H21.1X1 H21.1X2 H21.1X3 H21.1X9 H21.2 H21.21 H21.211
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