Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Guillermo Gonzalez, MD

Individual provider Hematology & Oncology Physician · NPI 1740249986

Guillermo Gonzalez, MD is a Medical Oncology in Tucson, Arizona. Qualified in 1976, 50 years ago. Practices with Arizona Blood and Cancer Specialists, PLLC, a 15-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
50
Licensed in
AZ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3945 E Paradise Falls Dr Ste 105
Tucson, AZ 85712-6686
Phone: (520) 689-7030
Fax: (520) 395-9796
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1710 N Mastick Way, Nogales, AZ 85621-1013 — (520) 689-7030
  • 507 N Western Ave, Nogales, AZ 85621-2060 — (520) 689-7030
  • 1620 W Saint Marys Rd, Tucson, AZ 85745-2624 — (520) 624-7445

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 20067 (AZ)

Record details

NPI number1740249986
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2006
Last updated in NPPESAugust 26, 2020
Certification dateAugust 26, 2020
Mailing address3945 E Paradise Falls Dr Ste 201, Tucson, AZ 85712-6687

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Group practice Arizona Blood And Cancer Specialists, Pllc — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Tucson