Addition of the QW Modifier to Healthcare Common …
https://www.cms.gov/files/document/mm12318.pdf
Jun 11, 2021 · certificate for provider-performed microscopy procedures, you must add the modifier QW to HCPCS codes 0240U, 0241U, and 87637. More Information . We issued . CR 12318 to your MAC as the official instruction for this change. For more information, contact your . MAC. Document History Date of Change Description June 11, 2021 Initial article released.
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