Your Hope, Our Mission

A multidisciplinary team with decades of immunotherapy expertise, fully committed to you and your journey.

Request Your Free Medical Evaluation

Our Mission & Approach

Our mission goes beyond treating cancer; we aim to give you the knowledge and support needed to understand your disease and overcome it. You are at the center of everything we do. Our highly qualified, compassionate medical and scientific team guides you and your loved ones through every step of treatment.

Every specialist at Immunotherapy NK is chosen for clinical excellence, proven leadership in oncologic immunotherapy, and a deep vocation for service. With decades of combined experience, they deliver care that unites human values with cutting-edge science.

Female patient smiling during a personalized consultation at Immunotherapy NK Cancer Center – expert NK cell therapy in Puerto Vallarta, Mexico

Founder & CEO

Dr. Ernesto Romero López

As the Founder and Chief Executive Officer of Immunotherapy NK, Dr. Ernesto Romero López has established a center dedicated to advanced cellular therapies, combining science, innovation, and a human-centered approach at every stage of the clinical process.

His leadership ensures that each protocol is developed under strict international standards of safety, ethics, and personalization, with a firm commitment to providing every patient with a comprehensive and trustworthy medical experience.

dr.-ernesto-romero-lopez-immunotherapy-regenerative-medicine

Scientific & Research Team

Alberto Parra Barrera, Ph.D.

Ph.D. in Chemical-Biological Sciences

Alberto Parra Barrera

Meet Ph.D Parra
Raúl Rosales Ibáñez, Ph.D.

Ph.D. of Science in Tissue Engineering in Medicine and Dentistry

Raúl Rosales Ibáñez

Meet Ph.D Rosales
Jorge Cadena Iñíguez, Ph.D.

Ph.D. in Botany

Jorge Cadena Íñiguez

Meet Ph.D Cadena
Itzen Aguiñiga Sánchez, Ph.D.

Ph.D. in Biological Sciences

Itzen Aguiñiga Sánchez

Meet Ph.D Itzen Aguiñiga
Edelmiro Santiago Osorio, Ph.D.

Ph.D. in Biological Sciences

Edelmiro Santiago Osorio

Meet Ph.D. Edelmiro Osorio
Modesto Gómez López Ph.D. in Biological Sciences

Ph.D. in Biological Sciences

Modesto Gómez López

Meet Ph.D. Modesto Gómez
Amairany Rodriguez Navarrete

Dental Surgeon & PhD Candidate in Biotechnology

Amairany Rodriguez Navarrete

Meet Ph.D. Amairany Rodriguez
Maria Guadalupe Ramirez Padilla

Bachelor of Science in Biology

María Ramírez Padilla

Meet Biologist María Ramírez
Q.F.B. Bernardo Jose de Santiago Leon

Bachelor of Science in Biology

Bernardo José de Santiago 

Meet Biologist José de Santiago 
Lic. Ana Maria Altamirano Morales Biologa de Quantum Lab

Bachelor of Science in Biology

Ana María Altamirano

Meet Biologist Ana Altamirano
Lic. Adrian Cruz Olivares Biologa de Quantum Lab

Bachelor of Science in Biology

Adrián Cruz Olivares

Meet Biologist Adrián Olivares

Regenerative Medicine Specialists

Dr. Luis Padilla Specialist in Regenerative Medicine and Stem Cells

General practitioners and regenerative medicine specialist

Luis Francisco Padilla

Meet Dr. Padilla
Dr. Manuel Rosas Specialist in Regenerative Medicine and Stem Cells

General practitioners and regenerative medicine specialist

Jose Manuel Rosas

Meet Dr. Rosas
doctor javier arenas santeliz stem cell therapy specialists

General practitioners and Gerontological Rehabilitation

Javier Arenas Santeliz

Meet Dr. Arenas
Dr. Alejandra Specialist in Regenerative Medicine and Stem Cells

General practitioner

Alejandra Rojas Torres

Meet Dr. Rojas
Andrea Salas

General Practitioner

Andrea Salas, MD

Meet Dr. Rojas
Edith Andrade MD

Radiologist

Edith Andrade

Meet Dra. Andrade
Dr. Karla Castolo Cardiologist in Puerto Vallarta

Cardiologist

Karla Moraima Castolo

Meet Dr. Castolo
Immunotherapy Team Manuel Berecochea.jpeg

General Medicine, Anesthesiology, And Pain Medicine

Manuel E. Berecochea

Meet Dr. Berecochea
Immunotherapy Team Edgar Partida.jpg 1

Medical Specialist in Traumatology and Orthopedics

Edgar Jesús Partida

Meet Dr. Partida
FRANCISCO RAFAEL HERNANDEZ PEREZ

Surgeon In Orthopedics And Traumatology

Francisco Rafael Hernández

Meet Dr. Hernandez
en_USEN
es_MXES en_USEN

María Guadalupe Ramírez Padilla

Graduated from the Faculty of Higher Studies Zaragoza, UNAM, with a Bachelor’s degree in Sciences and recognition for academic excellence in inter-school competitions.

Specialized in biology and in vitro culture management, with practical experience in sugarcane plant production and a proven track record of technical skills in hematopoiesis and leukemia, including the handling of various cell lines and laboratory animals.

Co-author of an international scientific publication contributing to the understanding of leukemia treatment, highlighting a commitment to applied research and the advancement of knowledge in the oncology field.

Dr. Luis Francisco Padilla Gómez

Training and Credentials

  • Medical Surgeon and Midwife
    University of Guadalajara, C.U.CS (University Center for Health Sciences), 2009-2012
    Professional License DGP: 9429443, PEJ: 278713

Professional Experience

  • Physician – IMPREP and National PrEP Program, SETAC (2021)
    Participation in the international implementation of HIV Pre-exposure Prophylaxis (PrEP) in Mexico. Initial assessment and specialized clinical follow-up for qualified program users. Medical consultation focused on HIV and other sexually transmitted infections.

  • Emergency Physician – Hospiten Puerto Vallarta (2018-2021)
    Comprehensive patient evaluation in emergency scenarios for accurate diagnosis, immediate treatment, and hospitalization decisions or outpatient care recommendations.

  • Emergency and General Physician – SafeCare Tourist Medicine (2018 – Present)
    Home-based emergency medical services, general consultations, and specialized care provided to tourists and international residents.

  • Tourist and Occupational Medicine Physician – LIVELINESS (San Javier Hospital) (2017-2018)
    Direct medical care provided at patient residences, workplaces, or recreational locations. Comprehensive services including primary healthcare, emergency response, preventive medical check-ups, and timely treatments.

Dr. José Manuel Rosas Godínez

Originally from Puerto Vallarta, Jalisco
Graduated from the Autonomous University of Guadalajara
Working in tourism medicine since 2019
Working in regenerative medicine since 2021
English language proficiency

Javier Arenas

Javier Arenas is a distinguished surgeon with education from the University of Guadalajara, further enhanced by master’s degrees in Hospital Institutions Management and Gerontological Physiotherapy. He holds certifications in life support and diplomas in alternative therapies such as serum therapy and bioregulatory nutrition. Specialized in health service administration, gerontological rehabilitation, and general medical care, Javier has played key roles in emergency care, preventive programs, and quality management in health centers. His experience spans working in hospitals, clinics, sports facilities, and as an occupational physician, standing out for his ability to lead multidisciplinary teams in challenging environments.

Alejandra Rojas Torres

General Practitioner with experience in providing high-quality care to patients in various clinical settings. Demonstrated ability to diagnose and treat a wide range of health conditions. Expert in maintaining and improving patient health through regular evaluation, diagnosis, and treatment of diseases and injuries.

Karla Moraima Castolo Sánchez

Dr. Karla Moraima Castolo Sánchez is a distinguished cardiologist and specialist in cardiac rehabilitation. She completed her training as a Surgeon and Midwife at the University of Guadalajara and specialized in Clinical Cardiology at the National Medical Center West of the Mexican Social Security Institute. Subsequently, she obtained an advanced specialty in Cardiac Rehabilitation and Secondary Prevention at the National Institute of Cardiology “Ignacio Chávez” of the Autonomous University of Mexico.

Dr. Castolo Sánchez has worked as a cardiologist at the Mexican Social Security Institute and at Hospiten. She has co-authored various articles and presentations at major cardiology conferences, including the Mexican Congress of Cardiology and the ESC Congress in Munich. She is also a co-author of a chapter in the book “Mexican Clinics of Cardiology, Cardiovascular Prevention.”

She is an active member of the Mexican Society of Cardiology and the Mexican Society for Heart Care, as well as an international associate of the American College of Cardiology and a professional member of the European Society of Cardiology. She holds certificates in Clinical Cardiology and advanced specialization in Cardiac Rehabilitation, both issued by the Mexican Council of Cardiology.

MANUEL E. BERECOCHEA

Graduated from the Autonomous University of Nayarit from the School of Human Medicine

Title: Medical Surgeon. Prof. ID 2809292. DGP.

Medical Specialty in Anesthesiology

Graduated from the Western National Medical Center (CMNO) of Guadalajara, Jal.

Degree endorsed by the University of Guadalajara (U de G). Professional Specialty Certificate 5554284. DGP.

DR. EDGAR JESÚS PARTIDA DE HARO

Specialist in traumatology and orthopedics. Sports injuries. Treatment of joint diseases in older adults.
Foot and ankle surgeon.
Shoulder surgery.
Minimally invasive orthopedic surgery.

DR. FRANCISCO RAFAEL HERNANDEZ PÉREZ

Title as a medical specialist in traumatology and orthopedics from the Autonomous University of Sinaloa (uas).

Certificate of studies as a specialist in traumatology and orthopedics by the Institute of Security and Social Services of State Workers (ISSSTE).

Certified by the Mexican Council of Orthopedics and Traumatology (cmot), 2017 valid until 2022.

ACADEMIC TRAINING

Specialty in traumatology and orthopedics
Issste Culiacán Regional Hospital “Dr. Manuel Cardenas de la Vega.

Faculty of Medicine, Autonomous University of Sinaloa.
Generation 2013-2017
Surgeons and midwives graduated from:
Faculty of Medicine, Autonomous University of Nuevo León, generation 2005 – 2011.

Undergraduate internship: “José e. González”, Monterrey Nuevo Leon from August 2008 to July 2011.

Social service: secretary of health, health jurisdiction no. 2, assigned to c.s.r. mine, in mine, Nuevo León, from August 2011 to July 2012.

WORK EXPERIENCE

PUNTA DE MITA HOSPITAL, PUNTA MITA, NAYARIT (2018 TO DATE).
POSITION HELD: DOCTOR ATTACHED TO THE TRAUMATOLOGY, ORTHOPEDICS AND SPINE SURGERY SERVICE.

PUERTO VALLARTA REGIONAL HOSPITAL, JALISCO, (2017 – 2020).
POSITION HELD: DOCTOR ATTACHED TO THE TRAUMATOLOGY AND ORTHOPEDICS SERVICE, EVENING SHIFT.

REGIONAL HOSPITAL ISSSTE CULIACÁN, SINALOA.
POSITION HELD: RESIDENT PHYSICIAN
FUNCTIONS PERFORMED: MEDICAL-SURGICAL CARE IN THE SPECIALTY OF TRAUMATOLOGY AND ORTHOPEDICS.

EMME MEDICAL EMERGENCIES
POSITION HELD: GENERAL PHYSICIAN
FUNCTIONS PERFORMED: FIRST CONTACT MEDICAL ATTENTION.

PHARMACIES SAN ANTONIO, MTY NUEVO LEON
POSITION HELD: GENERAL PHYSICIAN. CONSULTATION MANAGER

ARTICLES AND SERVICES OF HEALTH AND INDUSTRIAL SAFETY ASSSI
POSITION HELD: GENERAL PHYSICIAN
PERFORMED FUNCTIONS: APPLICATION OF MEDICAL EXAMINATIONS BOTH PERIODIC AND ENTRY TO PERSONNEL EMPLOYED IN DIFFERENT COMPANIES. GENERAL CONSULTATION FOR EMPLOYEES WITHIN THE COMPANY.

VASCULAR LASER CLINIC: AS ASSISTANT PHYSICIAN IN PROCEDURES RELATED TO THE ELIMINATION OF VARICOSE VEINS (SAPHENECTOMY LASER, MINIPHLEBOTOMY, ETC.)

H. FIRE DEPARTMENT, SALTILLO COAHUILA AUGUST 2004 – JULY 2005
POSITION PERFORMED: FIREFIGHTER – PARAMEDIC