Dr. Sergio R Casillas-Romero MD Surgeon

Dr. Sergio Casillas-Romero is a surgeon in Norwich, Connecticut and is affiliated with The William W. Backus Hospital. He received his medical degree from Universidad La Salle School of Medicine and has been in practice for 19 years. Dr. Casillas-Romero accepts several types of health insurance, listed below. He is one of 10 doctors at The William W. Backus Hospital who specialize in Surgery.

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Office Location

See Contact Information

Specialty & Clinical Interests

Surgeon: General Surgery, Colon & Rectal

Hospital Affiliation

The William W. Backus Hospital

Education & Medical Training

SUNY Upstate Medical University
Residency, General Surgery, 1997 - 2002

Cleveland Clinic Foundation
Residency, Colon and Rectal Surgery, 2002 - 2004

Universidad La Salle School of Medicine
Class of 1995

Certifications & Licensure

American Board of Colon and Rectal Surgery
Certified 10 years in Colon & Rectal Surgery

American Board of Surgery
Certified 11 years in Surgery

CT State Medical License
Active through 2013

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • BCBS North Carolina BlueOptions PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Connecticare FlexPOS
  • First Health PPO
  • GHI PPO
  • Great West PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • Oxford Health Freedom
  • Oxford Health Liberty
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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