UHC Reimbursement for After-Hours and Weekend Care� July 13, 2018 General and, Billing, Coding Effective August 18, 2018, UnitedHealthcare (UHC) will allow reimbursement for CPT code 99051 (services provided in the office during regularly scheduled evening, weekend, or holiday office hours, in addition to basic service) when billed with acute care services by a primary care physician (PCP). The change in policy supports reimbursement for primary care practices with additional hours providing convenient access for members to see their own PCPs. If your medical practice needs reimbursement assistance, members can contact the California Medical Association at (888) 401-5911 or economicservices@cmanet.org.