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Modifier CN

Additional HCPCS Level II modifiers (CMS)

Modifier CN. 100 percent impaired, limited

Reference only — CPT descriptors are AMA-copyrighted (paraphrased). Payment percentages and acceptance vary by payer; verify against the current CPT/HCPCS files and payer policy.

Related modifiers

21
Prolonged evaluation and management services
60
Altered surgical field
A1
Dressing for one wound
A2
Dressing for two wounds
A3
Dressing for three wounds
A4
Dressing for four wounds
A5
Dressing for five wounds
A6
Dressing for six wounds

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