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

Timothy John Ellis-Caleo, MD

Individual provider Internal Medicine Physician · NPI 1891258737

Timothy John Ellis-Caleo, MD is an Internal Medicine Physician in Stanford, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2019
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

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Pasteur Dr, Palo Alto, CA 94305-2200 — (650) 723-6661

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence A176813 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A176813 (CA)
Hematology (Internal Medicine) Physician Taxonomy 207RH0000X · Licence A176813 (CA)

Record details

NPI number1891258737
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 2019
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026

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