6 Colo. Code Regs. § 1009-3-II
The Colorado Department of Public Health and Environment shall establish a "registry" pursuant to Section 25-1.5-101(q)(l), Colorado Revised Statutes. The function of the registry shall be to collect, compile, and tabulate general statistical information with regard to cancer cases from hospitals, diagnostic and/or treatment clinics, pathology laboratories and diagnosing and/or treating physicians or other health care practitioners; to record statistical and numerical data relating thereto and tabulate such information in such form and manner as to make the same available upon proper request for release to the medical profession, persons or institutions engaged in treating cancer patients, research studies and other lawful purposes.
The registry shall provide a free flow of information relative to the incidence, characteristics, geographical location and control of cancer essential to the protection of the public health from which the Department may disclose general, non-individual identifying information, numerical and statistical data developed therefrom or related thereto, and upon proof of proper written authorization therefore by the patient or the patient's representative, the entire registry record of such patient.
6 CCR 1009-3-II