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

Individual provider Emergency Medicine Physician · NPI 1215015060

Arnold J. Spanjers, MD is an Emergency Medicine Physician in San Leandro, California. Licensed in California. Registered with an NPI since 2006.

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

2500 Merced St
San Leandro, CA 94577-4201
Phone: (510) 454-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence G30657 (CA)

Record details

NPI number1215015060
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESApril 25, 2014
Mailing address1800 Harrison St Fl 7, Oakland, CA 94612-3429

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