Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Siobain Margaret Horan, MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1821200312

Dr. Siobain Margaret Horan, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in North las Vegas, Nevada. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

6900 N Pecos Rd
North las Vegas, NV 89086-4400
Phone: (702) 791-9000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence 107696 (CA)

Record details

NPI number1821200312
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 4, 2007
Last updated in NPPESJuly 4, 2023
Certification dateJuly 4, 2023