Emergency Medicine 25 Internal Medicine 24 Dentist 22 Obstetrics & Gynecology 14 Registered Nurse 12 Clinic/Center 10 General Practice 10 Pediatrics 10 Surgery 10 General Acute Care Hospital 9 Anesthesiology 8 Durable Medical Equipment & Medical Supplies 7 Family Medicine 6 Physical Therapist 6 Ophthalmology 5 Orthopaedic Surgery 5 Radiology 5 Otolaryngology 4 Pharmacist 4 Preventive Medicine 3 Psychologist 3 Massage Therapist 2 Midwife 2 Nurse Practitioner 2 Pathology 2

California 171,760 Florida 75,940 Michigan 63,497 Texas 25,190 Maryland 25,155 Indiana 17,065 Minnesota 16,130 North Carolina 13,258 Georgia 12,233 Colorado 11,992 Massachusetts 11,445 Utah 10,588 Illinois 9,351 Washington 9,327 Virginia 8,005 Ohio 7,549 Arizona 7,511 Nevada 6,394 Oklahoma 5,999 New Mexico 5,603 Tennessee 5,546 Hawaii 5,326 Louisiana 4,931 New York 4,552 Pennsylvania 4,488 Arkansas 4,043 Nebraska 3,921 Kansas 3,808 Missouri 3,721 South Carolina 3,492 Alabama 3,120 Oregon 3,064 New Jersey 2,583 Kentucky 2,377 Connecticut 1,902 Wisconsin 1,635 Alaska 1,362 Idaho 1,215 Iowa 1,055 District of Columbia 766