Dr. Fernandez-Ranvier is a board certified and fellowship trained surgeon who received his Bachelor’s degree in biology and his Doctor of Medicine at the University of Buenos Aires School of Medicine in Argentina. Dr. Fernandez-Ranvier has undergone extensive training. He completed his residency in general surgery at A. Posadas /Parmenio Piniero Hospital in Buenos Aires, Argentina. Thereafter, he attended the University of California, where he completed a three year postdoctoral fellowship in Endocrine Surgical Oncology and a clinical fellowship in Colorectal Surgery focusing on minimally invasive approaches and robotic surgery for the treatment of colon and rectal cancer. Dr. Fernandez-Ranvier remained in California, where he completed additional residency programs at Loma Linda University Medical Center and San Joaquin General Hospital. He has also obtained a Doctor of Philosophy degree (PhD) at the University of Buenos Aires – School of Medicine with his PhD thesis entitled “Clinical and Molecular Pathogenesis of Parathyroid Tumors”. This original research was performed at the University of California at San Francisco during his postdoctoral fellowship under the mentorship of world renowned endocrine surgeon, Dr Orlo H. Clark. Dr. Fernandez-Ranvier completed his fellowship in Minimally Invasive Endocrine and Metabolic Surgery at the Icahn School of Medicine at Mount Sinai and is currently an Assistant Professor in Surgery at the Mount Sinai Hospital in New York. His areas of specialty and research interests include thyroid and parathyroid disease, adrenal and pancreatic neuroendocrine tumors, and minimally invasive and bariatric surgery.
Language
English, Spanish
Position
ASSOCIATE PROFESSOR | Metabolic, Endocrine and Minimally Invasive Surgery
Dr. Fernandez-Ranvier is a board certified and fellowship trained surgeon who received his Bachelor’s degree in biology and his Doctor of Medicine at the University of Buenos Aires School of Medicine in Argentina. Dr. Fernandez-Ranvier has undergone extensive training. He completed his residency in general surgery at A. Posadas /Parmenio Piniero Hospital in Buenos Aires, Argentina. Thereafter, he attended the University of California, where he completed a three year postdoctoral fellowship in Endocrine Surgical Oncology and a clinical fellowship in Colorectal Surgery focusing on minimally invasive approaches and robotic surgery for the treatment of colon and rectal cancer. Dr. Fernandez-Ranvier remained in California, where he completed additional residency programs at Loma Linda University Medical Center and San Joaquin General Hospital. He has also obtained a Doctor of Philosophy degree (PhD) at the University of Buenos Aires – School of Medicine with his PhD thesis entitled “Clinical and Molecular Pathogenesis of Parathyroid Tumors”. This original research was performed at the University of California at San Francisco during his postdoctoral fellowship under the mentorship of world renowned endocrine surgeon, Dr Orlo H. Clark. Dr. Fernandez-Ranvier completed his fellowship in Minimally Invasive Endocrine and Metabolic Surgery at the Icahn School of Medicine at Mount Sinai and is currently an Assistant Professor in Surgery at the Mount Sinai Hospital in New York. His areas of specialty and research interests include thyroid and parathyroid disease, adrenal and pancreatic neuroendocrine tumors, and minimally invasive and bariatric surgery.
Language
English, Spanish
Position
ASSOCIATE PROFESSOR | Metabolic, Endocrine and Minimally Invasive Surgery
MD, University of Buenos Aires – School of Medicine
Residency, Surgery (General Surgery)
Hospital Posadas
Residency, Surgery (General Surgery)
Loma Linda University Hospital Medical Center
Residency, Surgery (General Surgery)
San Joaquin General Hospital
Fellowship, Surgery (General Surgery)
University of California San Francisco
Certifications
American Board of Surgery
Awards
New award
Research
Areas of research interests include thyroid and parathyroid disease, adrenal and pancreatic neuroendocrine tumors, and minimally invasive and bariatric procedures. The summer of 2015, he defended his PhD thesis entitled “Molecular Pathogenesis of Parathyroid Tumors.” This original research was performed at the University of California at San Francisco during his postdoctoral fellowship, under the mentorship of world-renowned endocrine surgeon, Dr. Orlo H. Clark.
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Amsterdam Medical Practice2360 Amsterdam Avenue, New York, NY, 10033
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5 E 98th St., 3rd Floor, New York, NY, 10029
1199 SEIU
AETNA - Commercial
AETNA - Medicare
Affinity Medicaid-Medicare-Essential Exchange
Amidacare Medicaid
CIGNA Healthcare
Centivo
Cigna - Medicare
Elderplan
EmblemHealth - GHI-PPO
EmblemHealth - HIP
EmblemHealth - HIP-Medicaid
EmblemHealth - HIP-Medicare
Empire Blue Cross Blue Shield - Commercial/Exchange
Empire Blue Cross Blue Shield - HealthPlus Medicaid
Empire Blue Cross Blue Shield - Medicare
Fidelis Health Care
HealthFirst Medicaid
HealthFirst Medicare
Horizon NJ
Hotel Trades
Humana Medicare
Magnacare-Health Care
Medicare - NJ
Medicare - NY
Metroplus
Multiplan PHCS
NJ Medicaid
NY Medicaid
Oscar
Oxford - Freedom and Liberty
Partners Health Plan
Senior Whole Health
United Health Care - Commercial
United Health Care - Empire Plan
United Health Care - Oxford Care
United Health Care - Top Tier
VNSNY Choice Medicare
VNSNY Select Health Medicaid
VillageCareMax
WellCare Health Plan
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The Patient Experience Star Rating reflects our patients’ perception of how well their Mount Sinai provider communicated with them during an office visit. The Star Rating is based on patient responses to three questions on a patient experience survey, a standardized questionnaire sent to verified patients and distributed by a third party vendor, Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score.
Care Provider’s Explanation
4.9 out of 5
Care Provider’s Concern
4.8 out of 5
Likelihood to Recommend Care Provider
4.8 out of 5
Industry Relationships
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Fernandez-Ranvier has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device, biotechnology companies, and other outside entities to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their outside financial relationships.
Dr. Fernandez-Ranvier has not yet completed reporting of Industry relationships.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.
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