Physicians
Meet Our Physicians
The Gulf Coast’s Most Trusted Team for Lung, Critical Care & Allergy Care
At Pulmonary Associates of Mobile, we’re proud to be the largest and most experienced group of board-certified pulmonologists, critical care specialists, and allergy-immunology experts serving Alabama, Mississippi, and the Florida Panhandle.
Our doctors don’t just treat lung disease—they specialize in it. Every physician brings advanced fellowship training and years of focused experience, so you see the right expert for your specific condition the first time.
Why Patients Choose Our Team
✔ The region’s largest group of lung, sleep, and allergy specialists under one roof
✔ Board-certified in Pulmonary Disease, Critical Care Medicine, Sleep Medicine, and Allergy & Immunology
✔ Leaders in asthma, COPD, lung cancer, sleep apnea, pediatric pulmonology, and complex immune disorders
✔ State-of-the-art diagnostics and in-office procedures for faster answers and fewer visits
✔ Personalized care plans built on the latest research and proven treatments
✔ Same-week appointments and 24/7 critical care coverage
We’re not just doctors—we’re your partners in breathing better. From your very first visit, you’ll feel the difference that true expertise and genuine compassion can make.
Ready to breathe easier?
Meet our physicians and schedule with the specialist who’s right for you—often within the same week.
Your lungs deserve the best. Choose the team the Gulf Coast trusts most.

K. Scott Saucier, MD, FCCP
President of Pulmonary Associates of Mobile
Critical Care Medicine Pulmonary Disease

Lawrence J. Sindel, MD
Pediatric Pulmonary Disease
Allergy and Immunology

Randy G. Dotson, MD, FCCP
Critical Care Medicine
Pulmonary Disease

Daniel J. Pollman, MD
Critical Care Medicine
Pulmonary Disease

Caesar C. Agagan, MD, FCCP
Critical Care Medicine
Pulmonary Disease

Allan F. Seibert, IV, MD, FCCP, FACP
Critical Care Medicine
Pulmonary Disease
Scott H. Patterson, MD, FCCP
Internal Medicine

Peter O. Lutz, MD, FCCP
Critical Care Medicine
Pulmonary Disease

William L. Davidson, II, MD, FCAAI
Allergy and Immunology

D. Lawrence Bedsole, MD, FCCP
Critical Care Medicine
Pulmonary Disease
Sleep Medicine

Casey W. Melton, MD
Sleep Medicine
Pulmonary Disease
Critical Care Medicine

Michael G. Gates, MD
Allergy and Immunology

Druhan L. Howell, MD
Allergy and Immunology

Virginia S. Radcliff, MD
Critical Care Medicine
Pulmonary Disease

James A. Dean, II, DO
Critical Care Medicine
Pulmonary Disease

William B. Pitts, MD
Critical Care Medicine
Pulmonary Disease

Karen B. Barker, MD
Pediatrics
Allergy and Immunology

William H. Porr, MD
Critical Care Medicine
Pulmonary Disease

Campbell B. Sindel, MD
Critical Care Medicine
Pulmonary Disease