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

Derald L Seid, DO

Individual provider Internal Medicine Physician · NPI 1831361047

Derald L Seid, DO is an Internal Medicine Physician in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

2250 Hayes St Ste # 500
San Francisco, CA 94117-1078
Phone: (415) 221-1901
Fax: (415) 221-1903
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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 020A47840 (CA)

Record details

NPI number1831361047
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 27, 2008
Last updated in NPPESMay 11, 2015

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