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

Individual provider Social Worker · NPI 1821601469

Prof. Llewellyn Cornelius, PHD, LCSW is a Social Worker in Odenton, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2020
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

306 Gatehouse Ln Apt H
Odenton, MD 21113-2838
Phone: (443) 934-5034
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 11763 (MD)

Record details

NPI number1821601469
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , LCSW
Sole proprietorYes
NPI enumeratedAugust 24, 2020
Last updated in NPPESAugust 24, 2020
Certification dateAugust 24, 2020

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