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

Sanna Elizabeth Herwald, MD

Individual provider Diagnostic Radiology Physician · NPI 1710449111

Sanna Elizabeth Herwald, MD is an Interventional Radiology in Stanford, California. Graduated from Tufts University School of Medicine in 2019, 7 years ago. Practices with Stanford Health Care, a 3,085-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and Wisconsin.

Years since qualifying
7
Trained at
Tufts University School of Medicine
Licensed in
CA, WI
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 (2)

  • 1101 Van Ness Ave Ste 1120, San Francisco, CA 94109-6919 — (415) 600-6000
  • 800 Highland Avenue, Madison, WI 53792-6919 — (608) 263-9729

Specialties & licences

Vascular & Interventional Radiology Physician (primary) Taxonomy 2085R0204X · Licence A181552 (CA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence A181552 (CA)
Vascular & Interventional Radiology Physician Taxonomy 2085R0204X · Licence 86003 (WI)

Record details

NPI number1710449111
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2019
Last updated in NPPESSeptember 29, 2025
Certification dateSeptember 29, 2025

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL RADIOLOGY
Also practisesDIAGNOSTIC RADIOLOGY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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