| Abbreviation | Definition |
|---|---|
| LFTT | Landreth filial therapy training |
| LGIT | Low Glycemic Index Therapy |
| LICBT | Low Intensity Cognitive Behavioral Therapy |
| LICBT | Low Intensity Cognitive Behaviour Therapy |
| LICBT | Low Intensity Cognitive Behavioural Therapy |
| LITT | Laser Induced Thermal Therapy |
| LITT | Laser Interstitial Thermal Therapy |
| LLLT | Low Level Laser Therapy |
| LLLT | Low-Level Laser Therapy |
| LMBT | Licensed Massage Bodywork Therapist |
| LMFT | Licensed Marital and Family Therapist |
| LMFT | Licensed Marital Family Therapist |
| LMNT | Licenced Medical Nutrition Therapy |
| LMT | license massage therapist |
| LOPT | Lincoln Orthopedic Physical Therapy |
| LOTR | Licensed Occupational Therapist, Registered |
| LPAT | Licensed Professional Art Therapist |
| LPT | Licensed Physical Therapist |
| LPT | Licensed Physical Therapy |
| LPT | Licnesed Physical Therapy |