Procedure code 99050, "Services provided in the office at times other than regularly scheduled office hours, or days when the office is normally closed," may be billed in addition to the appropriate procedure code for the service, for those services provided before or after the physician's designated office hours. "Designated office hours" are defined as those hours known and understood by the public as times the office is regularly open for business. "After hours" designation may only be applied to those unusual circumstances occurring outside the regular/designated office hours as represented to the public, and during which the physician is not normally on-site
For those physician office/clinic services requested on Sundays or on one of the following specified holidays, the physician may bill procedure code 99051 "Service(s) provided in the office during regularly scheduled evening, weekend, or holiday office hours", in addition to the appropriate procedure code for the service performed.
The following holidays are recognized:
- Memorial Day
- Independence Day
- Labor Day
- Thanksgiving Day
- Christmas Day
- New Year's Day
Information regarding physician services after hours and holiday hours may be found in Section 13.21 A and 13.21 of the Physician Manual.