Prenatal Cystic Fibrosis Screening Policy Clarification

To clarify current Medi-Cal billing policy on cystic fibrosis screening procedures, providers are reminded that CPT-4 codes 83890, 83891, 83892, 83893, 83894, 83896, 83897, 83898, 83901, 83904 and 83912 are used to bill for molecular diagnostic techniques for various clinical purposes. Additionally, the following billing policy applies for these codes:

• When used to bill for the purpose of cystic fibrosis screening tests, providers must also use ICD-9 code V26.3, which must be documented in the diagnosis field (Box 21).
• When used to bill for tests other than cystic fibrosis screening, the claims must be billed with valid ICD-9 codes other than V26.3.