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

Dr. David Mark Edward Llewellyn, MD

Individual provider Neurology Physician · NPI 1043281850

Dr. David Mark Edward Llewellyn, MD is a Neurology Physician in Oceanside, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

200 Mercy Circle Nhcp Internal Medicine
Oceanside, CA 92055
Phone: (928) 649-7991
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence G143603 (CA)
Neurology Physician Taxonomy 2084N0400X · Licence G144603 (CA)

Record details

NPI number1043281850
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 30, 2006
Last updated in NPPESFebruary 4, 2025
Certification dateFebruary 4, 2025

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