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

Benjamin Leach, MD

Individual provider Hematology & Oncology Physician · NPI 1497026140

Benjamin Leach, MD is a Medical Oncology in Mission Hills, California. Graduated from Tulane University School of Medicine in 2011, 15 years ago. Practices with City of Hope Medical Foundation, a 959-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
15
Trained at
Tulane University School of Medicine
Licensed in
CA
In the registry since
2012
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

15031 Rinaldi St Ste 150
Mission Hills, CA 91345-1207
Phone: (818) 660-4700
Fax: (818) 837-1987
Show map & directions

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

Additional practice locations (1)

  • 1100 San Bernardino Road, Upland, CA 91786-4952 — (909) 949-2242

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A122493 (CA)

Record details

NPI number1497026140
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 25, 2012
Last updated in NPPESNovember 11, 2020
Certification dateNovember 11, 2020
Mailing addressPo Box 512185, Los Angeles, CA 90051-0185

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY/ONCOLOGY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice City Of Hope Medical Foundation — 959 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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