| Nurse practitioner | 72 |
| Certified Registered Nurse Anesthetist (CRNA) | 22 |
| Family practice | 22 |
| Physical therapist (private practice) | 15 |
| Internal medicine | 13 |
| General surgery | 11 |
| Optometrist | 11 |
| Anesthesiology | 10 |
| Chiropractic | 10 |
| Mass Immunization Roster Billers | 9 |
| Obstetrics/gynecology | 9 |
| Physician assistant | 8 |
| Orthopedic surgery | 8 |
| Licensed clinical social worker | 7 |
| Emergency medicine | 5 |
| Clinical Laboratory (Billing Independently) | 5 |
| Podiatry | 5 |
| Neurology | 4 |
| Pathology | 4 |
| Diagnostic Radiology | 4 |
| Mental Health Counselors | 3 |
| Nephrology | 3 |
| Pain Management | 3 |
| Cardiology | 3 |
| Ophthalmology | 2 |
| Dermatology | 2 |
| Pulmonary disease | 2 |
| Rheumatology | 2 |
| Oral surgery (dentists only) | 2 |
| General practice | 2 |
| Ambulance Service Supplier, e.g., private ambulance companies, funeral homes | 2 |
| Plastic and reconstructive surgery | 2 |
| Psychiatry | 2 |
| Gastroenterology | 2 |
| Urology | 2 |
| Otolaryngology | 2 |
| Clinical psychologist | 1 |
| Radiation oncology | 1 |
| Centralized Flu | 1 |
| Medical oncology | 1 |
| Registered Dietician/Nutrition Professional | 1 |
| Occupational therapist (private practice) | 1 |
| Infectious disease | 1 |
| Ambulatory Surgical Center | 1 |
| Neurosurgery | 1 |
| Pediatric medicine | 1 |
| Hematology/oncology | 1 |