Ruby John, MD Internal Medicine CAP Specialties Internal Medicine Insurance Accepted Aetna Aetna Commercial (HMO, PPO, POS) Aetna Medicare (HMO, PPO) Care N Care Care N Care (HMO, PPO) Cigna Cigna Commercial (HMO, POS, PPO, OAP) Cigna HealthSpring Medicare (MA, MMP) City of Euless City of Euless (Employee Plan) Coventry/First Health Coventry/First Health (PPO) HealthSmart HealthSmart (PPO) Humana Humana Commercial - ChoiceCare (PPO) Humana Medicare (HMO, PPO) QuikTrip QuikTrip (Open Access) USA Health Network USA Health Network (PPO) United Healthcare United Healthcare Commercial (HMO, PPO, POS) UnitedHealthCare Medicare - AARP MedicareComplete SecureHorizons (HMO) UnitedHealthcare MedicareComplete Choice (PPO) WellCare Health Plans, Inc WellCare (HMO) EducationWindsor University School of Medicine (2005)ResidencyRutgers New Jersey Medical School, Internal Medicine (2009) Texas Primary Care Clinic 9191 Kyser Way Ste 205 Frisco, TX 75033 (972) 643-8727Directions Texas Primary Care Clinic 9191 Kyser Way Ste 205 Frisco, TX 75033 United States