| Nurse practitioner | 90 |
| Internal medicine | 51 |
| Physician assistant | 38 |
| Family practice | 28 |
| Certified Registered Nurse Anesthetist (CRNA) | 21 |
| Physical therapist (private practice) | 16 |
| Anesthesiologist Assistant | 15 |
| Emergency medicine | 14 |
| Diagnostic Radiology | 11 |
| Psychiatry | 9 |
| Obstetrics/gynecology | 9 |
| Mass Immunization Roster Billers | 8 |
| Anesthesiology | 8 |
| Chiropractic | 8 |
| Cardiology | 8 |
| Orthopedic surgery | 7 |
| Ophthalmology | 6 |
| General surgery | 5 |
| Neurology | 5 |
| Occupational therapist (private practice) | 5 |
| Gastroenterology | 5 |
| Clinical psychologist | 5 |
| Urology | 4 |
| Neurosurgery | 4 |
| Ambulatory Surgical Center | 4 |
| Pathology | 4 |
| Podiatry | 3 |
| Hospitalist | 3 |
| Mental Health Counselors | 3 |
| Pulmonary disease | 3 |
| Otolaryngology | 3 |
| Vascular surgery | 3 |
| Hand surgery | 2 |
| Radiation oncology | 2 |
| Rheumatology | 2 |
| Endocrinology | 2 |
| Nephrology | 2 |
| Thoracic surgery | 2 |
| Physical medicine and rehabilitation | 2 |
| Dermatology | 2 |
| Licensed clinical social worker | 2 |
| Pharmacy | 2 |
| Centralized Flu | 2 |
| Hematology/oncology | 2 |
| Opioid Treatment Program | 1 |
| Independent Diagnostic Testing Facility (IDTF) | 1 |
| Plastic and reconstructive surgery | 1 |
| Audiologist (billing independently) | 1 |
| Maxillofacial surgery | 1 |
| Cardiac surgery | 1 |
| Ambulance Service Supplier, e.g., private ambulance companies, funeral homes | 1 |
| Pain Management | 1 |
| Certified nurse midwife | 1 |
| Cardiac Electrophysiology | 1 |
| Interventional Cardiology | 1 |
| Optometrist | 1 |
| Speech / language pathology | 1 |