| Topic | Program | Contact | Phone |
|---|
| Obesity Prevention | Obesity Prevention Program | wellness@dshs.texas.gov | 512-776-6348 |
| Occupational Diseases: Asbestos, Silicosis, Pesticide, Occupational Lead Poisoning | Environmental Surveillance and Toxicology Branch | epitox@dshs.texas.gov | 512-776-2222 |
| Occupational Health | Environmental Surveillance and Toxicology Branch | epitox@dshs.texas.gov | 512-776-2222 |
| Office of General Counsel | Office of General Counsel | Lisa Hernandez
| 512-776-7236 |
| Open Records - Public Information Requests | Office of General Counsel | Open Records
| 512-776-6966 |
| Oral/Dental Health | Oral Health Improvement Program | dental@dshs.texas.gov
| 512-776-3001 |
| Oxygen | Drug Manufacturers and Distributors | Drugs and Medical Devices Group
| 512-834-6755 |
| Oysters | PSQA Unit – Seafood and Aquatic Life Group | Seafood and Aquatic Life Group
| (512) 834-6757 |