| A. Villarreal Jr. | 2420 Pecan Blvd. - McAllen Telephone: (956) 682-6464 |
| AAA Medical-Oxygen Group | 1800 S Main St # 115 - McAllen Telephone: 956-631-1153 |
| Ability & Performance Homecare | 200 W Expy 83 # C - San Juan Telephone: 956-283-9070 |
| Ability & Performance\ | - Telephone: |
| Ability Medical Equipment Co & Services | 17690 Garrett Rd - Harlingen Telephone: 956-428-6146 |
| Abreu Adult Clinic | 910 S Bryan Rd - Mission Telephone: 956-581-0539 |
| Abreu-Lawrence Charity MD | 910 S Bryan Rd Suite 105 - Mission Telephone: (956) 581-0539 |
| Abundant Healthcare Services | 1305 E Nolana Ave # B - McAllen Telephone: 956-631-0012 |
| Abundant Life Home Health | 1900 Pecan St - Brownsville Telephone: 956-544-7714 |
| Access Esperanza Clinic | 901 South James - Weslaco Telephone: 956-968-5039 |