Related Clues:

• Some O.R. staff
• Clinic staffers: Abbr
• J and Phil
• ENTs, OB-GYNs, etc
• Patient care pros
• PCPs, for example
• Some ER pros
• Some One Medical employees: Abbr
• Some work in ERs
• Many "Grey's Anatomy" pros
• ENTs, derms, etc
• Workers in 39-Across
• Many ICU pros
• Pro vaxxers?