Dr. John Tunnell
- Texas license active, first licensed Jun 2013
- Dental school: UT Health San Antonio School of Dentistry, 2013
- Holds a nitrous oxide (laughing gas) permit (since 2016) and sedation permits for levels 1 to 3 (most recent 2016)
NPI 1023450970 · Texas State Board of Dental Examiners, checked Sep 2026 · named on the practice's website