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

David Douglas Hammons, MD

Individual provider Emergency Medicine Physician · NPI 1639256563

David Douglas Hammons, MD is an Emergency Medicine Physician in San Jose, 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.

See every abbreviation used in this directory →

Practice location Address checks out

55 E Julian St
San Jose, CA 95112
Phone: (408) 453-3124
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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 C35991 (CA)

Record details

NPI number1639256563
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 31, 2006
Last updated in NPPESJanuary 13, 2009

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