E05.21 — Thyrotoxicosis with toxic multinodular goiter with thyrotoxic crisis or storm
ICD-10-CM
Prior Authorization
No Prior Auth Required
Code is covered without prior authorization (high confidence)
Documentation Required
- This billing/coding guideline complements LCD L33459 (Computerized Axial Tomography (CT), Thorax); follow the LCD for clinical coverage and any required documentation or prior authorization rules.
- All documentation must be maintained in the patient's medical record and made available to the contractor upon request.
- Every page of the medical record must be legible and include appropriate patient identification (e.g., complete name and dates of service).
- The documentation must include the legible signature of the physician or non-physician practitioner responsible for and providing the care.
Key Coverage Criteria
- Ultrasound of soft tissues of the head and neck is covered when it is reasonable and necessary as defined by Local Coverage Determination L34027.
- CT or MRI scans of the head or neck are covered when the medical record documents the scan is reasonable and necessary for diagnostic evaluation.
- Coverage requires documentation supporting clinical indication such as history and physical exam findings, laboratory results, and signs or symptoms that justify the diagnostic test.
- G71.21 | Nemaline myopathy
- G83.0 | Diplegia of upper limbs
- H44.19 | Other endophthalmitis
20 Active Policies
A57483 — Billing and Coding: Visual Fields
J05
L34615 — Visual Fields
J05
L34027 — Ultrasound, Soft Tissues of Head and Neck
J09
A57029 — Billing and Coding: Ultrasound, Soft Tissues of Head and Neck
J09
A57657 — Billing and Coding: Sedimentation Rate, Erythrocyte
Related Codes
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