Dr. Mark W Sheehan MD Cardiologist

Dr. Mark Sheehan is a cardiologist in Littleton, Colorado and is affiliated with multiple hospitals in the area, including Littleton Adventist Hospital and Porter Adventist Hospital. He received his medical degree from Baylor College of Medicine and has been in practice for 40 years. Dr. Sheehan accepts several types of health insurance, listed below. He is one of 22 doctors at Littleton Adventist Hospital and one of 27 at Porter Adventist Hospital who specialize in Cardiovascular Disease.

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Office Location

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Specialty & Clinical Interests

Cardiologist: General Cardiology

Education & Medical Training

Baylor College of Medicine
Residency, Internal Medicine, 1974–1978

University of Colorado
Fellowship, Cardiovascular Disease, 1979–1980

Baylor College of Medicine
Class of 1974

Certifications & Licensure

American Board of Internal Medicine
Certified 37 years in Internal Medicine

American Board of Internal Medicine
Certified 35 years in Cardiovascular Disease

American Board of Internal Medicine
Certified 15 years in Interventional Cardiology

CO State Medical License
Active through 2015

TX State Medical License
Active through 2014

Awards, Honors & Recognition

Heart/Stroke Recognition Program, National Committee for Quality Assurance
2012

Heart/Stroke Recognition Program, National Committee for Quality Assurance
2013

Heart/Stroke Recognition Program, National Committee for Quality Assurance
2014

Heart/Stroke Recognition Program, National Committee for Quality Assurance
2015

Meaningful Use Stage 1 Certification, Centers for Medicare & Medicaid Services
2011

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • Anthem PPO
  • BCBS Blue Card PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Cofinity PPO
  • Great West PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • Rocky Mountain Group/Indiv - HMO/Private Pay
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO

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