Patients Encounters Providers patient_id name dob address encounter_id patient_id provider_id procedure_id start_datetime end_datetime provider_id name dob license_num license_state specialty Procedures procedure_id billing_code label description You are a healthcare executive who has been tasked by leadership to utilize your knowledge of SQL queries to help guide strategic planning. Leadership is considering expansion of various medical practices and needs to know the following: 4. Ratio of providers to patients by specialty