| Morrison, Diana V. | Nurse Practitioner, Family | 615 E Villanow St | | La Fayette | 37404 | Hamilton |
| Moro, Leslie M. | Nurse Practitioner | 3905 Hixson Pike Ste 103 | | Chattanooga | 37404 | Hamilton |
| Moore, Nora E. | Psychologist, Clinical | 320 E Main St | Ste 200 | Chattanooga | 37421 | Hamilton |
| Monroe, Van S. | Internal Medicine, Interventional Cardiology | 2501 Citico Ave | | Chattanooga | 37404 | Hamilton |
| Molina Moreno, Jose A. | Family Medicine | 6800 Harrison Park Dr | | Harrison | 30728 | Walker |
| Mitchell, Brian C. | Internal Medicine, Cardiovascular Disease | 400 Berywood Trl NW Ste A | | Cleveland | 37404 | Hamilton |
| Miranda, Kristen L. | Nurse Practitioner, Gerontology | 725 GLENWOOD DR STE 500 | | CHATTANOOGA | 37343 | Hamilton |
| Milligan, Penny J. | Nurse Practitioner, Family | 2501 Citico Ave | | Chattanooga | 37404 | Hamilton |
| Miller, Ashley D. | Nurse Practitioner, Family | 2108 E 3rd St Ste 300 | | Chattanooga | 37404 | Hamilton |
| Michaelis, Nancy G. | Internal Medicine | 2525 DeSales Ave | | Chattanooga | 37404 | Hamilton |
| Meredith, Bryn T. | Pediatrics | 281 N Lyerly St Ste 100 | | Chattanooga | 30707 | Walker |
| Mendoza, Josue B. | Nurse Practitioner | 725 Glenwood Dr Ste E500 | | Chattanooga | 37343 | HAMILTON |
| Melnikoff, Brett A. | Thoracic Surgery (Cardiothoracic Vascular Surgery) | 2525 Desales Ave Ste F1009 | | Chattanooga | 37404 | Hamilton |
| Meadows, Kristopher B. | Family Medicine | 725 Glenwood Dr Ste E788 | | Chattanooga | 37404 | Hamilton |
| McKenzie, Mary L. | Family Medicine | 320 E Main St Ste 200 | | Chattanooga | 30736 | CATOOSA |
| McClellan, Katherine S. | Family Medicine | 4700 Battlefield Pkwy Ste 200 | | Ringgold | 37363 | Hamilton |
| May, Whitney R. | Nurse Practitioner, Family | 1720 Gunbarrel Rd Ste 206 | | Chattanooga | 37404 | Hamilton |
| Masterson, Ashley B. | Family Medicine | 320 E Main St Ste 200 | | Chattanooga | 37404 | Hamilton |
| Martin, Erin R. | Nurse Practitioner, Family | 2051 Hamill Rd Ste 301 | | HIXSON | 37404 | Hamilton |
| Marshall, Elise H. | Internal Medicine | 605 Glenwood Dr Ste 300 | | Chattanooga | 37404 | Hamilton |
| Mariani, Mario E. | Internal Medicine | 3739 Hixson Pike | | Chattanooga | 37404 | HAMILTON |
| Marcum, James L. | Internal Medicine, Cardiovascular Disease | 400 Berywood Trl NW Ste A | | Cleveland | 37421 | Hamilton |
| Manley, Valerie G. | Nurse Practitioner | 2525 DeSales Ave | | Chattanooga | 37404 | Hamilton |
| Mandawat, Aditya | Internal Medicine, Interventional Cardiology | 2501 Citico Ave | | Chattanooga | 37404 | Hamilton |
| Madan, Vinay D. | Internal Medicine, Interventional Cardiology | 2501 Citico Ave | | Chattanooga | 37404 | Hamilton |