COBGC Study Guide 2026
Everything you need to pass the COBGC exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 COBGC Exam Format at a Glance
📚 COBGC Topics to Study (64)
✍️ Sample COBGC Questions & Answers
1. What is the coding for ectopic pregnancy?
Ectopic pregnancy codes identify the specific anatomical location of the abnormal implantation.
2. Under ICD-10-CM guidelines, the postpartum period is defined as:
ICD-10-CM defines the postpartum (puerperium) period as the first 6 weeks (42 days) following delivery.
3. When coding a radical hysterectomy with bilateral lymphadenectomy, what is the correct approach for the lymphadenectomy?
Pelvic lymphadenectomy performed with radical hysterectomy is reported separately using the appropriate lymphadenectomy add-on or standalone code.
4. A patient who had a cesarean delivery is seen two weeks postoperatively for treatment of a urinary tract infection unrelated to her surgery. The appropriate modifier to append to the E&M code is:
Modifier 24 is required to indicate that the E&M service (UTI management) is unrelated to the global surgical/OB period.
5. Under the Affordable Care Act, which women's preventive services must be covered by most non-grandfathered health plans WITHOUT cost-sharing?
The ACA requires non-grandfathered health plans to cover HRSA-designated women's preventive services including well-woman visits, gestational diabetes screening, BRCA counseling, and FDA-approved contraceptive methods at no cost to the patient.
6. A gynecologist performs a laparoscopic hysterectomy and documents 'tolerated procedure well' as the entire operative note. A coder should:
Coding without adequate documentation is a compliance violation; the coder must obtain a complete operative report that describes the procedure in sufficient detail to support the code.