| Field | Degree | Requirements | Limits on Prescriptive Authority |
| Advanced Practice Nurse (APN) | RN | Colorado Registered Nurse listed on the Board of Nursing Advanced Practice Registry, who has a written collaborative agreement with a physician licensed in Colorado, and who has been issued an RXN number by the Board of Nursing. | Patients within nurse's area of practice. May practice independently without a supervising physician. Must have own DEA registration number to prescribe controlled substances. |
| Dentist | DDS, DMD | Colorado License | Any drug necessary to the proper practice of dentistry. |
| Optometrist | OD | Colorado License and Certified as a Therapeutic (TPA) Optometrist | May prescribe any prescription drug or schedule III, IV or V narcotic controlled substance for the treatment of ocular disease. May not prescribe injectable drugs except for epinephrine. |
| Physician | MD, DO | Colorado License | Any drug within the course of legitimate professional practice. May not prescribe any schedule II controlled substance for self or family except in an emergency. |
| Physician Assistant (PA) | Masters, or Equivalent | Colorado Certification by Medical Board | Must be within scope of practice of supervising physician. Written prescription must be on supervising physician's prescription order form which contains in legible form, the name, address and telephone number of both the supervising physician and the PA. Must have own DEA registration number to prescribe controlled substances. |
| Podiatrist | DPM | Colorado License | Any drug within the course of legitimate professional practice. |
| Veterinarian | DVM | Colorado License | Independent Authority for any drug within the course of legitimate professional practice. |
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