CFR›Title 45›Subtitle A›Part 149›Subpart D ContainsSection 149.310CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart D—Additional Patient Protections Sections 149.310 § 149.310 Choice of health care professional. Previous B Subpart B—Protections Against Balance Billing for the Group and Individual Health Insurance Markets Next E Subpart E—Health Care Provider, Health Care Facility, and Air Ambulance Service Provider Requirements