| Nurse practitioner | 115 |
| Physician assistant | 26 |
| Family practice | 17 |
| Certified Registered Nurse Anesthetist (CRNA) | 15 |
| Physical therapist (private practice) | 14 |
| Emergency medicine | 11 |
| Optometrist | 11 |
| Internal medicine | 11 |
| Mass Immunization Roster Billers | 10 |
| General surgery | 9 |
| Chiropractic | 7 |
| Licensed clinical social worker | 6 |
| Obstetrics/gynecology | 6 |
| Orthopedic surgery | 5 |
| Mental Health Counselors | 5 |
| Podiatry | 4 |
| Registered Dietician/Nutrition Professional | 4 |
| Diagnostic Radiology | 4 |
| Occupational therapist (private practice) | 4 |
| Centralized Flu | 4 |
| Cardiology | 3 |
| Ophthalmology | 3 |
| Medical oncology | 2 |
| Pharmacy | 2 |
| Hematology/oncology | 2 |
| Ambulatory Surgical Center | 2 |
| Pulmonary disease | 2 |
| Hospitalist | 2 |
| Gastroenterology | 2 |
| Marriage and Family Therapist | 2 |
| Pathology | 2 |
| Interventional Cardiology | 1 |
| Speech / language pathology | 1 |
| Addiction medicine | 1 |
| Endocrinology | 1 |
| Urology | 1 |
| Otolaryngology | 1 |
| Audiologist (billing independently) | 1 |
| Ambulance Service Supplier, e.g., private ambulance companies, funeral homes | 1 |
| Interventional Pain Management (IPM) | 1 |
| Pediatric medicine | 1 |
| Clinical psychologist | 1 |
| Dermatology | 1 |
| Unknown physician specialty | 1 |
| Rheumatology | 1 |
| Vascular surgery | 1 |