WebServiceDemo/DataAccess/Repository/PatientRepository.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DataAccess.Repository
{
    public static class PatientRepository
    {
        public static List<Patient> FindAllPatients()
        {
            DB db = new DB();
            return db.Patient.ToList();
        }

        public static Patient AddPatient(Patient patient)
        {
            DB db = new DB();
            db.Patient.Add(patient);
            db.SaveChanges();
            return patient;
        }
    }
}