NCMA Sleep Centers with Dr. James Marco Steele

NCMA Pulmonologist James Marco Steele, MD, provides diagnostics, treatment and management of the full spectrum of pulmonary diseases. Dr. Steele is board certified in sleep medicine, pulmonary medicine, internal medicine and critical care by the American Board of Internal Medicine (ABIM). Dr. Steele offers his expertise in the following areas:

  • sleep disorders,
  • critical care medicine,
  • pulmonary hypertension,
  • adult cystic fibrosis,
  • clinical research, and
  • special procedures that encompass a wide range of diagnostic and interventional pulmonary medicine.

The American Academy of Sleep Medicine (AASM) has accredited all four of our NCMA Sleep Centers in Santa Rosa, Mendocino (Ukiah), Lakeport and Fort Bragg, to continue through a renewal date in Nov. 2022. Sleep facility accreditation through the AASM includes accreditation for all types of sleep testing, including in-center polysomnography (PSG), multiple sleep latency testing (MSLT), maintenance of wakefulness testing (MWT) and home sleep apnea testing (HSAT).


NCMA Sleep Center — Santa Rosa

James Marco Steele, MD
867 Montgomery Drive
Santa Rosa, CA 95405

NCMA Sleep Center — Mendocino

James Marco Steele, MD
620 S. Dora Street, Suite 102 W
Ukiah, CA 95482

NCMA Sleep Center — Lakeport

James Marco Steele, MD
55 1st Street, Suite 210
Lakeport, CA 95453

NCMA Sleep Center — Fort Bragg

James Marco Steele, MD
153 West Spruce Street
Fort Bragg, CA 95437