This is the proprietary group of physicians in Chapala Med’s network. They have been vetted by Dr. Hernandez and meet the highest ethical and standards of best practices in medicine in Mexico and abroad. They may see patients by special appointment at our offices in Ajijic but due to their high level of demand in Guadalajara, Dr. Hernandez often refers patients to their own offices in Guadalajara. These are the doctors who support Dr. Hernandez when he hospitalizes his patients.




Dr. Arenas Chapala MedPlastic Surgeon – Dr. Rafael Arenas Quintana

Dr. Arenas, an extremely talented plastic surgeon has become one of the most prominent plastic surgeons not only in Guadalajara but in all of Mexico. He’s been an attending physician at Hospital INNOVARE since its doors first opened. He completed his post-graduate training in surgery and plastic surgery at the IMSS CENTRO MEDICO DE OCCIDENTE in Guadalajara. He went on to further specialize in San Francisco, Ca. and in Barcelona, Spain.

Dr. Arenas is certified by the Mexican Association of Plastic Surgeons and the American Society of Plastic Surgeons. He’s been part of Chapala Med’s network of specialists since its inception and has set the bar for the criteria by which Chapala Med selects it’s specialists. Dr. Santiago Hernandez considers Dr. Arenas a mentor who’s instilled the highest standards of quality, ethics and safety when it comes to providing care to patients. The results that the partnership between Dr. Arenas and Dr. Hernandez have established speak for themselves and exemplify what teamwork in the medical field can accomplish.

Dr. Arenas Certifications Chapala Med


Dr. Ledesma ChapalaMedNeurosurgeon – Dr. José Ernesto Ledesma González

is a neurosurgeon with a subspecialty in “Endovascular Neurosurgery”, endorsed by the Eneri Institute, Dr. Pedro Lylyk, and the Iberolationoamericana Society of Neuroradiology SILAN. Scholarship 2009/2010.

He fellowed in “Cerebrovascular Surgery and Base of the skull” at the University of Washington School of Medicine. In February 2009 he obtained certification as a specialist in Neurological Surgery by the Mexican Council of Neurological Surgery BC.

He is a graduate of the specialty in Neurosurgery at the National Institute of Neurology and Neurosurgery Manuel Velasco Suárez. He distinguished himself at the Institute during his training as a specialist, where he conducted Neurosurgical research. At the same time, he conducted scientific research applied to the neurosciences jointly at the Institute and the Salvador Zubirán National Institute of Nutrition. His alma mater is the Autonomous University of Guadalajara, where he completed a bachelor’s degree in General Medicine.

Vocalia Logo ChapalaMed





Dr. GuerraEar, Nose, and Throat Specialist (ENT & HNS) – Dr. Gerardo Lopez Guerra

is a specialist in Otolaryngology sub-specialty training in Laryngeal Surgery.  He is currently a surgeon at Vocalia ® ENT & Voice Center in Guadalajara, Jalisco. He trained at Mass General Hospital in Boston and he is a past faculty member and Instructor in Surgery at Harvard Medical School (2011-2013). His clinical interests include cancer of the throat and vocal cords, performing and professional voice, laryngeal stenosis, vocal cord paralysis and functional surgery of the nose and throat.

Dr. Orozco ChapalaMedNephrologist – Ricardo Orozco Castellanos

Dr. Ricardo Orozco – Chapala Med’s Nephrologist is the Medical Director of the RENAL CENTER (Centro del Riñon) in Guadalajara since 2012. Dr. Orozco completed his residency training in Nephrology in the Hospital Civil in Guadalajara and completed his training in RENAL TRANSPLANTATION at the University of Alberta Hospital in Edmonton, Alberta, Canada in 2011. He is certified by the Mexican Board of Nephrology and is highly regarded on the international academic lecture circuit and has authored multiple articles in international medical journals. He is fluent in English.

oncoOnco West is a multidisciplinary experts group dedicated to the early detection and treatment of cancer, as well as the treatment of benign tumors. Concerned about the welfare of our patients, we provide the most advanced treatment options, particularly focusing on more conservative treatments, such as conserving surgery, sentinel node surgery and minimally invasive treatments.

Dr. Delgado VasquezOncological Surgeon – Dr. Juan Antonio Delgado Vasquez

is a graduate of the Universidad Michoacana de San Nicolás de Hidalgo. He specialized in General Surgery at the University of Guadalajara and in Oncologic Surgery for Adults at the National Autonomous University of Mexico.



Dr. de Alba Chapala MedAnesthesiologist/Pain Specialist and Palliative Care – Dra. Beatriz de Alba Cortes

Dr. Beatriz de Alba received her medical degree from the University of Guadalajara and finished her post-graduate training at the IMSS CENTRO MEDICO de OCCIDENTE in Anesthesiology. She went on to subspecialize in pain management for patients who have chronic pain and/or are in palliative care also at the IMSS CENTRO MEDICO de OCCIDENTE. She’s been part of ONCO OCCIDENTE since 2012 and has been Chapala Med’s primary anesthesiologist since 2012.




MexicanCanadian Flag ChapalaMedCardiologist – Dr. Ayax Sobrino

is a cardiologist who has focused on academia. Upon completing his residency training in Cardiology he underwent further training in Montreal, Canada in Echocardiography where he has done more than 700 trans-esophageal ultrasounds as well as more than 2,0000 trans-thoracic echocardiograms and more than 500 chemical stress tests. Dr. Sobrino is constantly keeping current by attending the latest Cardiology Conferences and Cardiac training courses in Mexico and abroad in which he has participated both as a speaker and participant. He has various publications which he has either authored or co-authored in national and international scientific and medical journals.

He is currently on staff at Puerta de Hierro Sur & Hospital Civil in Guadalajara and revises articles for international Cardiology journals. Thanks to his training and experience abroad, Dr. Sobrino is completely fluent in English and French.

Dr. Sobrino will hold office hours for diagnostic testing at our Ajijic offices Tuesdays and Thursdays from 12:00 (noon) to 5:00 pm.


Dr. Pulido ChapalaMedInterventional Cardiologist – Dra. Alicia Pulido

is constantly keeping current by attending the latest Cardiology Conferences and Cardiac training courses in Mexico and abroad in which she has participated both as a speaker and participant.  She has various publications which she has either authored or co-authored in national and international scientific and medical journals.

Dr. Pulido has completed her residency training in Internal Medicine with a Cardiology sub-specialty in Mexico. She then went on to further her training in Canada in interventional Cardiology doing more than 2,000 interventional procedures such as angiograms, stent and pacemaker placements.

Currently Dr. Pulido is on staff at PUERTA DE HIERRO SUR and Centro Medico de Occidente in Guadalajara. Thanks to her background, training and experience abroad, Dr. Pulido speaks completely fluent English and French.

 Dr. Fuentes Chapala MedGeriatrics and Palliative Care Specialist – Dr. Claudia Fuentes Plancarte

is a medical graduate of the University of Guadalajara and has done her post-graduate training in Geriatrics and Palliative Care at the University of Barcelona, Spain. She is certified by the Mexican Counsel of Geriatrics and is a member of the National College of Geriatric Medicine. She is uniquely trained and qualified to handle cases and provide care to patients when they most need comfort and guidance.

She will be working closely with Dr. Adrian Chaurand Morales and Dr. Santiago Hernandez on cases that require Palliative Care as well. Dr. Claudia will be holding regular office hours at Chapala Med in the near future. Her hours will be announced shortly.

 Plancarte Certifications Chapala Med







Orthoplus ChapalaMed

Dr. Gustavo Ramirez Renya, Dr. Hector Paredes, and Dr. Daniel Rios

are a team of orthopedic surgeons who have come together to form ORTHOPLUS surgical group. They are surgeons specializing in hip, knee, and traumatic bone injuries. They are certified by the Mexican Board of Orthopedics and Traumatology (Consejo Mexicano de Ortopedia y Traumatología) and completed their residency training at the IMSS CENTRO MEDICO DE OCCIDENTE and the Trauma & Orthopedics Hospital (Hospital de Traumatología y Ortopedia) “Lomas Verdes” located in the metropolitan area of Mexico City. They come with extensive experience in joint replacement (prosthetics) for hips and knees. They also have a high degree of training and experience in shoulder and spinal surgery. They have been in ChapalaMed’s network of specialists since ChapalaMed’s inception in 2012. They hold office hours by appointment at Chapala Med’s Ajijic office.

Dr. Morena ChapalaMedGynecologist and Oncologist – Dr. Sergio Morena Sahagún

Dr. Moreno is Chapala Med’s Gynecologist. He has been an attending and head of Gynecological Oncology at Guadalajara’s Menchaca Civil Hospital. He specializes in breast cancer surgery, breast pathology, colposcopy and gynecological oncology. Dr. Moreno graduated at the top of his class during his post-graduate training at the IMSS Centro Medico De Occidente. His talent as a surgeon and high level of academic training exemplify the level of professionalism that Chapala Med seeks in its network of specialists.

Dr. Andrade ChapalaMedGastrointestinal Surgeon – Dr. Carlos A. Andrade

Dr. Carlos Andrade and his surgical team is team of surgeons that specialize in gastrointestinal surgeries as well as those caused by chronic and metabolic diseases. Dr. Andrade is a graduate of the University of Guadalajara and completed his residency training at the IMSS Centro Medico Nacional de Occidente. He is certified by the Mexican Board of General Surgery and specializes in minimally invasive procedures.

Dr. Sosa ChapalaMedHematologist – Dra. Lluvia Sosa

Dr. Sosa is Chapala Med’s Hematologist. She is a graduate of the University of Sinaloa Medical School as well as completing her residency in internal Medicine. She went on to specialize in Hematology at Mexico’s General Hospital with recognition from the UNAM.  Dr. Sosa completed her specialization in Bone Marrow Transplantation at the prestigious ABC hospital. She’s currently an attending at IMSS CENTRO MEDICO DE OCCIDENTE in Guadalajara where she oversees the hospital’s Hematology Department and blood bank.

Dr. M. Sosa ChapalaMedRadiological Oncologist – Dra. Rosa Marlene Sosa Quintero

Dr. Marlene Sosa is Chapala Med’s specialist in Oncological Radiology. She is an attending physician at the ISSTE Hospital Gomez Farias in Zapopan and at the COI (International Oncological Center) at hospital Puerta de Hierro Sur. She specializes in Breast Cancer imaging as well as cancers of the head, neck, pelvis and of the prostate. She is a graduate of the Univ. of Guadalajara Medical School and completed her residency training at Mexico’s prestigious INCAN (National Institute of Cancer). She is also involved in providing free breast and cancer screenings to patients who cannot afford to them.

Dr. Lopez ChapalaMedClinical Oncologist – Dr. Gilberto Lopez

trained as a surgeon at the University of Guadalajara medical school. He was certified as a specialist in Internal Medicine by the Consejo Mexicano de Medicina Interna A.C. He is a specialist in medical oncology and is Chief of Oncological Residents at the Instituto Nacional de Cancerologia (INCAN).  Dr. Lopez is a member of the Sociedad de Oncologia A.C. (SMEO).


Dr. Gomez ChapalaMedInternist and Critical Care Specialist – Dr.  Luis Arturo Gómez Hernández

Dr. Gómez Hernández completed his residency training in internal medicine at the IMSS  CENTRO MEDICO DE OCCIDENTE in 2004. He completed his subspecialty training in UTIs & Nephrology in 2007 and CRITICAL CARE and INTENSIVE CARE THERAPY in 2008.  He has been part of Chapala Med’s team of doctors since 2015 and has been our specialist who provides care for our critically ill patients whom have severe pneumonias, renal failure, pancreatitis and cerebral trauma and stroke patients.

Dr. Maldonado ChapalaMedGastroenterologist and Endoscopist – Dr. Juan Manuel Maldonado

is an Internist, Gastroenterologist and Endoscopist of the digestive system. He is a graduate of the University of Guadalajara, specializing at the National Medical Center of the West Specialties Hospital.

He has been re-certified by the Mexican Board of Gastroenterology and Endoscopy.


Dr. Flores ChapalaMedGastroenterologist and Colorectal Surgeon- Dr. Oscar E. Olvera Flores

Dr. Olvera Flores is an attending physician in Colorectal surgery at the IMSS CENTRO MEDICO DE OCCIDENTE.

He is currently chief of surgery at HOSPITAL ARBOLEDAS in Guadalajara and has performed most of the colonoscopies for Chapala Med’s patients in a safe and adequate hospital environment since Chapala Med’s inception in 2012.

Dr. Cobian ChapalaMedUrologist and Surgeon – Dr. Francisco Martínez Cobián

is a graduate of the University of Guadalajara offering personalized attention for your health care. He is dedicated to treating diseases of the bladder, prostate, kidney, testicles, and urinary tract infections, tumors, erectile dysfunction, premature ejaculation, sexually transmitted diseases, vasectomy, vasectomy reversals, and many others.  He has the skills and experience required to detect chronic degenerative diseases and thanks to his experience, he has restored quality of life to many patients.

Dr. Gerardo Rodriguez Navarro ChapalaMedBariatric Surgeon – Dr. Gerardo Rodriguez Navarro

is a bariatric and gastrointestinal surgeon specializing in surgery for obesity and morbid obesity, hernia and hiatal hernia, liver and pancreas, colon and rectum, gallbladder and bile ducts, thyroid, and reflux. He is also experienced in minimally invasive surgical techniques and laparoscopy.

Dr. Camacho ChapalaMedOphthalmologist – Dra. Claudia Camacho