| Nurse practitioner | 65 |
| Physician assistant | 33 |
| Family practice | 16 |
| Emergency medicine | 13 |
| Certified Registered Nurse Anesthetist (CRNA) | 10 |
| Internal medicine | 10 |
| Anesthesiology | 10 |
| Orthopedic surgery | 9 |
| Physical therapist (private practice) | 8 |
| Anesthesiologist Assistant | 8 |
| Chiropractic | 8 |
| Obstetrics/gynecology | 7 |
| Mass Immunization Roster Billers | 7 |
| Hospitalist | 7 |
| General surgery | 7 |
| Licensed clinical social worker | 7 |
| Pathology | 6 |
| Optometrist | 6 |
| Diagnostic Radiology | 5 |
| Neurology | 5 |
| Psychiatry | 4 |
| Ophthalmology | 4 |
| Endocrinology | 4 |
| Mental Health Counselors | 4 |
| Ambulatory Surgical Center | 4 |
| Urology | 3 |
| Ambulance Service Supplier, e.g., private ambulance companies, funeral homes | 3 |
| Plastic and reconstructive surgery | 3 |
| Pulmonary disease | 3 |
| Nephrology | 3 |
| Gastroenterology | 3 |
| Pediatric medicine | 3 |
| Otolaryngology | 3 |
| Hematology/oncology | 3 |
| Infectious disease | 2 |
| Podiatry | 2 |
| Speech / language pathology | 2 |
| Clinical psychologist | 2 |
| Centralized Flu | 2 |
| Dermatology | 2 |
| Cardiology | 1 |
| Vascular surgery | 1 |
| Critical care (intensivists) | 1 |
| Portable X-Ray Supplier (Billing Independently) | 1 |
| Audiologist (billing independently) | 1 |
| Rheumatology | 1 |
| Allergy/immunology | 1 |
| Pharmacy | 1 |
| Interventional Pain Management (IPM) | 1 |
| Radiation oncology | 1 |
| Independent Diagnostic Testing Facility (IDTF) | 1 |
| Maxillofacial surgery | 1 |
| Addiction medicine | 1 |