| Nurse practitioner | 29 |
| Physical therapist (private practice) | 20 |
| Licensed clinical social worker | 14 |
| Family practice | 13 |
| Physician assistant | 12 |
| Emergency medicine | 8 |
| Internal medicine | 8 |
| Anesthesiology | 8 |
| Mental Health Counselors | 5 |
| Optometrist | 5 |
| Occupational therapist (private practice) | 4 |
| Hospitalist | 4 |
| Chiropractic | 4 |
| Diagnostic Radiology | 4 |
| General surgery | 4 |
| Speech / language pathology | 4 |
| Physical medicine and rehabilitation | 3 |
| Orthopedic surgery | 3 |
| Hematology/oncology | 2 |
| Podiatry | 2 |
| Ambulance Service Supplier, e.g., private ambulance companies, funeral homes | 2 |
| Interventional Cardiology | 2 |
| Ophthalmology | 2 |
| Certified Registered Nurse Anesthetist (CRNA) | 2 |
| Gastroenterology | 2 |
| Pathology | 2 |
| Pulmonary disease | 1 |
| Clinical Laboratory (Billing Independently) | 1 |
| Critical care (intensivists) | 1 |
| Obstetrics/gynecology | 1 |
| Geriatric medicine | 1 |
| Unknown Provider | 1 |
| Dermatology | 1 |
| Audiologist (billing independently) | 1 |
| Endocrinology | 1 |
| Centralized Flu | 1 |
| Nephrology | 1 |
| Otolaryngology | 1 |
| Cardiology | 1 |
| Urology | 1 |
| Oral surgery (dentists only) | 1 |
| Certified nurse midwife | 1 |
| Neurosurgery | 1 |