Does Medicare Require A Referral To See A Specialist? 
When using Medicare Advantage Plans , whether or not you have to get a referral to see a specialist depends on the plan in which you are enrolled . HMO 's usually do require a referral ; PPO 's usually do not require one ; PFFS plans do not require a referral , and SNP 's usually do require one . Original Medicare does not require a referral to see a specialist . The specialist just needs to be Medicare qualified . 