Summary

Dr. Januario Castro is an oncologist and transplant surgeon who brings over three decades of expertise to cancer care and surgical treatment. He earned his medical degree from Universidad Industrial De Santander Escuela De Medicina and has been practicing medicine for 34 years, developing extensive experience in complex cancer cases and transplant procedures.

Dr. Castro practices at Mayo Clinic in Phoenix, Arizona, where he focuses on treating blood-related cancers and immune system disorders. He specializes in managing conditions such as chronic lymphocytic leukemia and complex immune deficiencies like X-linked agammaglobulinemia. His approach includes comprehensive diagnostic testing through blood work and complete blood count analysis to monitor patient health and treatment progress. Patients rate Dr. Castro 4.2 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 34 years of experience
  • 17 insurance plans accepted
  • Universidad Industrial De Santander Escuela De Medicina
  • 6 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Januario E Castro has 2 locations

Mayo Clinic

5779 E Mayo BlvdPhoenix, AZ 85054
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Mayo Clinic Phoenix

5777 E Mayo BlvdPhoenix, AZ 85054

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Dr. Januario E Castro, MDDr. Susan Leigh HardingDr. Bassam G Abu Jawdeh, MDJessica Marie Majcherek
OncologyOncologyNephrologyNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
34 Years of Experience 23 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Phoenix , AZScottsdale , AZPhoenix , AZScottsdale , AZ
Med School: Universidad Industrial De Santander Escuela De Medicina Med School: American University Of Beirut Faculty Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Januario E Castro

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Arizona
  • BLUE CROSS of CALIFORNIA
  • Cigna
  • Empire Plan
  • Golden Rule
  • Humana
  • Medical Mutual
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Mutual of Omaha - Medicare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • University of Arizona Health Plans

Medical Specialties

Dr. Januario E Castro has the following 2 specialties

Specialty Expertise

Dr. Januario E Castro has the following 11 areas of expertise

  • Adult T-Cell Leukemia-Lymphoma
  • Cancer
  • Chronic B-Cell Lymphocytic Leukemia
  • Gene Therapy
  • Immune System Disorders
  • Leukemia
  • Lymphoma
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Organ Transplantation
  • Transplant Surgery
  • Transplantation

Certifications, License, & Education

34 Years Experience

Dr. Januario E Castro holds an expired medical license in the state of Arizona.

Medical License

Medical Doctor with an expired medical license in the state of Arizona that expired in 2026.

Education & Training

Medical School

Graduated from Universidad Industrial De Santander Escuela De Medicina in 1992.

NPI Number

Dr. Castro's NPI number is 1871642538.

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Frequently Asked Questions

Is Dr. Januario Castro accepting new patients?
Dr. Januario Castro is accepting new patients on Vitals. View Dr. Januario Castro's profile on Vitals to make an appointment.
Does Dr. Januario Castro accept virtual/telehealth appointments?
Dr. Januario Castro has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Januario Castro accept my insurance?
You can see the insurance plans that Dr. Januario Castro accepts on their Vitals profile.
Where is Dr. Januario Castro's office located?
Dr. Januario Castro's office is located at 5779 E Mayo Blvd, Phoenix, AZ, 85054.
How can I make an appointment with Dr. Januario Castro?
You can find contact information for Dr. Januario Castro here on Vitals.

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