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Become a member and receive career-enhancing benefits

Our top priority is providing value to members. Your Member Services team is here to ensure you maximize your ACS member benefits, participate in College activities, and engage with your ACS colleagues. It's all here.

Become a Member
Become a member and receive career-enhancing benefits

Our top priority is providing value to members. Your Member Services team is here to ensure you maximize your ACS member benefits, participate in College activities, and engage with your ACS colleagues. It's all here.

Become a Member
ACS
ACS Fellow Since 2011

Efrain A. Medina-Villasenor, MD FACS

Society Memberships

  • Soc of Surg Oncol

Additional Information

Gender

Male

Type of Practice

Group

General Surgery

Hospital Angeles Metropolitano

Tlacotalpan 59, Torre Platino, Consultorio 1101

Col. Roma

Ciudad de México, DF 06760

Mexico

Contact Information

Biography

Dr. Medina-Villaseñor's clinical and research interests include the diagnosis and treatment of a broad range of both primary and metastatic malignancies including breast cancer, gynecologic cancer, colon and rectal cancer, gastric cancer, thyroid cancer, retroperitoneal sarcoma, primary and metastatic liver malignancies, biliary tract disease, head and neck tumors and melanoma . Additionally, he is interested in the application of minimally invasive techniques and their role in cancer care appropriate treatment pathway. Dr. Medina-Villaseñor graduated from the National Autonomous University of Mexico(UNAM-Mexico City) with Honors in Surgical Oncology. He went on to attend a medical program, Facultad de Estudios Superiores Zaragoza, UNAM, where he earned his M.D, with Honors. He attended the Autonomous University State of Mexico for his General Surgery residency, and he was graduated with honors. During his residency, he took an additional course for Cancer Surgery in the Department of Mixed Tumors and Head and Neck Tumors at General Hospital of Mexico. After completing his General Surgery training, he returned to General Hospital of Mexico to complete his Clinical Surgical Oncology fellowship. He was Chief of residents in the Oncology Service and received the Alfonso Caso’s Award for the Division of postgraduate, Faculty of Medicine. National Autonomous University of Mexico, UNAM 2004. Certifications:Mexican Board of General Surgery and Mexican Board of Oncology. Post Graduate: Laparoscopic surgery at the University Hospital Saint Pierre, Brussels, Belgium in 2001. Advance course in gynecological oncology at the European School of Oncology (ESO) in 2006. He is Assistant Professor of Oncology in the undergraduate division of the National Autonomous University of Mexico (UNAM). He has published many articules to medical and surgical oncology literature in Spanish. He is the editor of the Book: Fundamentos de Oncologia. Edited by the National Autonomous University of Mexico (UNAM) and the Mexican Board of Oncology. 2009.Mexico City. He has presented more than 50 abstracts in National and International Congress in Surgical Oncology, Laparoscopic surgery, Gynecological Oncology and General Surgery. He has been a voluntary physician in the metropolitan area of Mexico City for the detection of breast cancer in populations that have low economic resources. This is organized on behalf of the Mexico Methodist Church and by the Centro Oncológico Betania since 2002 to present. He has accreditation in English from the Department of Foreign Languages, UNAM and formal certification in English from the Internet Based TOEFL(iBT) test.

Subspecialties and Areas of Clinical Concentration

Breast Disease/Cancer

  • axillary dissection
  • benign breast disease
  • breast biopsy
  • breast cancer
  • core needle biopsy
  • duct excision/microdochotomy
  • lumpectomy
  • mastectomy
  • radical mastectomy
  • sentinel node

Endocrine (Gland)

Gynecology Disorders/Procedures

  • hysterectomy
  • laparoscopic hysterectomy
  • ovarian cyst/mass

Head and Neck

  • head and neck surgery
  • thyroid surgery

Liver, Gallbladder, Pancreas Disor/Proc

  • gallbladder cancer
  • gallstone disease
  • laparoscopic cholecystectomy
  • pancreatic cancer

Skin & Soft Tissue Disorders/Procedures

  • skin gland tumors

Colon and Rectal Disorders/Cancer

Minimally Invasive Procedures

  • laparoscopic surgery

Surgical Oncology (Cancer/Tumors)

  • biopsy of tumors
  • breast cancer
  • cervical cancer/tumors
  • colon/rectal cancer
  • gastrointestinal cancer/tumors
  • gynecology cancer/tumors
  • melanoma
  • neck cancer/tumors
  • pelvic tumors
  • skin cancer
  • stomach cancer/tumors
  • thyroid cancer/nodules

Hospital Appointments

General Hospital of Mexico, Mexico City

Trauma/Acute Care Surgeon

03/2005—Present

Hospital Angeles Metropolitano, Mexico City

México City,

Trauma/Acute Care Surgeon

01/2009—Present

Academic Appointments

Univ. Nac. Autonoma de Mexico Fac. de Med., Mexico DF

Assistant Professor

03/2005—Present