Fellows are nuclear physicians who have previously been given the title of Diplomate and have rendered at least two years of comendable practice. The title of "Fellow" is conferred by the Board of Directors of the PSNM.

Diplomates are physicians who have completed an accredited training program in Nuclear Medicine and have passed the specialty examination given by the Philippine Specialty Board of Nuclear Medicine.

Physicians who have trained or are currently undergoing training in Nuclear Medicine can be accepted as Regular Members.

Affiliate Members are physicians who practice only a limited portion of the field of Nuclear Medicine such as radioactive iodine therapy or Nuclear Cardiology.

Paramedical personnel working in Nuclear Medicine departments can join the Society as Associate Members.