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

Individual provider Radiation Oncology Physician · NPI 1629158340

Edward C. Greenleaf, MD is a Radiation Oncology in Stockton, California. Graduated from University of Alabama School of Medicine in 1976, 50 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
50
Trained at
University of Alabama School of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2027 Grand Canal Blvd Ste 25
Stockton, CA 95207-6650
Phone: (209) 475-1111
Fax: (209) 475-1119
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G51488 (CA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence G51488 (CA)
Therapeutic Radiology Physician Taxonomy 2085R0203X · Licence G51488 (CA)

Record details

NPI number1629158340
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESSeptember 11, 2025
Mailing addressPo Box 14, Stockton, CA 95201-0014

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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