D.C. Mun. Regs. tit. 17, r. 17-10003
The signatories to a collaborative practice agreement shall be a District of Columbia licensed physician involved directly in patient care where patients receive services and a District of Columbia licensed pharmacist involved directly in patient care where patients receive services.
The physician may designate alternate physicians, and the pharmacist may designate alternate pharmacists, provided that the alternates are signatories to the agreement, meet the educational, licensure, and training requirements of this Chapter, and are involved directly in patient care where patients receive services. Nothing in this Section shall be construed as prohibiting the practice of telemedicine if it is otherwise permitted by District law.
D.C. Mun. Regs. tit. 17, r. 17-10003