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

Individual provider Hospitalist Physician · NPI 1588050934

Dr. Waldo Dittmar IV, MD is an Internal Medicine in San Francisco, California. Qualified in 2015, 11 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
11
Licensed in
CA
In the registry since
2015
Specialties on file
2
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

1100 Van Ness Ave
San Francisco, CA 94109-6978
Phone: (415) 600-5760
Fax: (415) 369-1208
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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 A155351 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence A155351 (CA)

Record details

NPI number1588050934
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 13, 2015
Last updated in NPPESAugust 25, 2025
Certification dateAugust 25, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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