| Duke, Karlyle LAC | Rimrock Foundation | (406) 248-3175 |
| Dull, Jennifer OD | Heights Eyecare, Inc. | (406) 252-9927 |
| Duneman, Nakeesha LAC | Rimrock Foundation | (406) 248-3175 |
| Dungan, Dawn LCPC | Parkhill Counseling LLC | (406) 876-2164 |
| Dunn, Joel MD | Ear, Nose & Throat Associates | (406) 238-6161 |
| Dunning, Abigail DPT | Physical Therapy in Motion - Downtown | (406) 969-2518 |
| Dunning, Abigail DPT | Physical Therapy in Motion - West | (406) 651-9099 |
| Dunning, Kee MS, LCPC | Kee A. Dunning, MS LCPC | (406) 860-1137 |
| Dupree, Linda PA-C | Bair Memorial Clinic | (406) 632-4343 |
| Dupree, Linda PA-C | Wheatland Memorial Hospital | (406) 632-4351 |
| Durbin, Shayne DC | Great Montana Chiropractic | (406) 545-2128 |
| Durden, Angela MD | Yellowstone Pathologists, PC - Billings | (406) 238-6360 |
| Durden, Angela MD | Yellowstone Pathology Institute, Inc. | (406) 238-6360 |
| Durden, Angela MD | Yellowstone Pathologists, PC - Bozeman | 406-585-1004 |
| Dvorak, Crystal AUD | Rehder Hearing Clinic | (406) 245-6893 |
| Dvorak , Elizabeth FNP | Big Horn Hospital | (406) 665-2310 |
| Dym , Jean-Paul MD | Copper City Radiology, PC | (406) 461-2953 |
| Eames, Polly LAC | Rimrock Foundation | (406) 248-3175 |
| Eastern Montana Community Mental Health Center | Eastern Montana Community Mental Health Center | (406) 232-0234 |
| Echeverri, J. MD | SVH Neurology | (406) 237-5577 |
| Echeverri, J. MD | SVHC Multiple Sclerosis Center | (406) 237-5577 |
| Echeverri, J. MD | SVHC Neurology OP | (406) 237-5577 |
| Echeverri, J. MD | SVH Yellowstone Neurology | (406) 237-3850 |
| Edson, Steven MD | Copper City Radiology, PC | (406) 461-2953 |
| Edwards , Mark MD | SVHC Hardin Clinic | (406) 665-2205 |
