Please read the following message from the HCA: 

Attention Access to Baby and Child Dentistry (ABCD) providers:

The Health Care Authority (HCA) revised the Access to Baby and Child Dentistry (ABCD) Billing Guide.

What has changed?
Effective for dates of service on and after July 1, 2019, the following CDT codes require prior authorization: D2390, D2929, D2930, and D2933.

HCA added two new expedited prior authorization (EPA) codes, 870001347 and 870001348, which providers may use when the client meets the specific EPA criteria.

For specific details, see the What is Changed table inside the revised guide, dated August 9, 2019. The guide is available on HCA’s Provider billing guides webpage.