Best Tumor Marker Blood Test Doctors in Madrid, Spain — TOP 4

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Lopez Ibor

32 years of experience
accreditation:
Location: Spain, Madrid
Clinic:Hospital Universitario HM Montepríncipe
Dr. Lopez Ibor leads the Pediatric Hematology and Oncology Unit at HM Montepríncipe. She uses tumor marker blood tests to track pediatric cancers and hematological diseases.
- Trained in pediatric hematology at the University of Maryland in the United States
- Specializes in treating neuroblastoma, leukemia, and solid tumors in children
- Uses intraarterial chemotherapy to deliver drugs directly to tumor sites
- Author of numerous scientific publications in international medical journals
- Directs CAR T-cell therapy programs for children with blood cancers
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Price on request

Antonio Cubillo Gracián

36 years of experience
Location: Spain, Madrid
Clinic:Hospital Universitario HM Sanchinarro
Dr. Cubillo Gracián pioneered the liquid biopsy program in Spain. He uses this specialized tumor marker blood test for molecular analysis without invasive surgery.
- Heads the Medical Oncology Service at Hospital Universitario HM Sanchinarro
- Directs postgraduate research and the Master's in Clinical and Applied Research in Oncology
- Uses molecular markers like EGFR and ALK to design targeted cancer treatment plans
- Co-investigator for the Start Madrid clinical trials program developing new cancer therapies
- Associate Professor of Oncology teaching pathology and bioethics at USP CEU
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Blanca Lopez Ibor

31 years of experience
accreditations:
Location: Spain, Madrid
Clinic:
4.7
HOSPITAL UNIVERSITARIO HM MADRID
Dr. Blanca Lopez Ibor leads the Hematology and Oncology Unit at HM Hospitales. She uses tumor marker blood tests to track pediatric cancers like leukemia and lymphomas.
- Trained in pediatric oncology and hematology at the University of Maryland in the USA
- Serves as an expert consultant for the WHO and UNESCO
- Expert for the Spanish Ministry of Health in pediatric oncology
- Member of the American Society of Hematology and the International Society of Pediatric Oncology
- Fellowship trained specialist in treating aggressive blood disorders and solid tumors
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Package price from$19,835.58

Jorge Diamantopoulos Fernández

39 years of experience
Location: Spain, Madrid
Clinic:
4.7
HOSPITAL UNIVERSITARIO HM MADRID
Dr. Diamantopoulos Fernández heads the Neurosurgery Department at HM Hospitales. He leads clinical teams at this major Spanish hospital network.
- Heads the department at HM Hospitales in Madrid
- Specializes in surgical care for brain and spinal tumors
- Coordinates complex cases at a leading university hospital
- Oversees diagnostic protocols for oncological patients in neurosurgery
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Package price from$19,835.58

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Bookimed Insights: Top Tumor Marker Blood Test Specialists in Madrid, Spain (2026)

Bookimed has coordinated 25855 requests for Tumor Marker Blood Test in Madrid, Spain, collaborating with 4 top-rated specialists. The doctors in this table are selected based on their international credentials, clinical expertise, and patient outcomes. The 2026 ranking is formed using verified data from actual patient cases and current programs from our partner clinics.

Rank	Doctor	experience	Good Fit For	What Sets Them Apart	Clinic & Location	Consultation
#1	Lopez Ibor	32 years of experience	Pediatric cancer screening and monitoring	Director of Pediatric Oncology at HM Montepríncipe. Trained at the University of Maryland. Specializes in advanced therapies like CAR T-cell and intraarterial chemotherapy for complex childhood tumors.	Hospital Universitario HM Montepríncipe Spain	Price on request
#2	Antonio Cubillo Gracián	36 years of experience	Molecular tumor analysis via liquid biopsy	Pioneered Spain's liquid biopsy program for genetic tumor profiling. Heads the medical oncology service. Specializes in using molecular markers to guide targeted therapy for digestive and lung cancers.	Hospital Universitario HM Sanchinarro Spain	Price on request
#3	Blanca Lopez Ibor	31 years of experience	Pediatric cancer screening and monitoring	Leads the Hematology and Oncology Unit at HM Hospitales. US-trained expert and consultant for the WHO. Specializes in managing leukemia, lymphoma, and rare solid tumors using advanced diagnostics.	HOSPITAL UNIVERSITARIO HM MADRID Spain	from $500
#4	Jorge Diamantopoulos Fernández	39 years of experience	Neurosurgical oncology marker monitoring	Heads the Neurosurgery Department at HM Hospitales. He manages surgical and diagnostic protocols for central nervous system tumors at a major university hospital.	HOSPITAL UNIVERSITARIO HM MADRID Spain	from $300