ACOG's Coding Quick Reference Guides are a valuable resource for obstetrician-gynecologists and their staff, providing quick and easy access to the most up-to-date diagnosis and procedural codes for billing ob-gyn services. The OB/GYN Preventive Services Coding Quick Reference Guide provides users with quick reference to CPT codes for billing preventive medicine services performed during ob-gyn visits. With this guide at their fingertips, ob-gyn providers and their staff can ensure they are using the correct codes to accurately bill for their services.