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

Individual provider Hematology & Oncology Physician · NPI 1518920479

Tiffany Holcombe Svahn, MD is a Hematology/Oncology in Pleasant Hill, California. Graduated from Columbia University College of Physicians and Surgeons in 2000, 26 years ago. Practices with John Muir Physician Network, a 486-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
26
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
CA
In the registry since
2006
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

400 Taylor Blvd Ste 202
Pleasant Hill, CA 94523-2147
Phone: (925) 677-5041
Fax: (925) 677-5025
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A81256 (CA)

Record details

NPI number1518920479
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 10, 2006
Last updated in NPPESAugust 5, 2021
Certification dateAugust 5, 2021

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2000 (26 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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