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

Dr. William Harold Theodore, MD

Individual provider Neurology Physician · NPI 1528218559

Dr. William Harold Theodore, MD is a Neurology Physician in Bethesda, Maryland. Licensed in Maryland. Registered with an NPI since 2008.

Licensed in
MD
In the registry since
2008
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

NIH Bldg 10 Rm 5N 250 9000 Rockville Pike
Bethesda, MD 20892-0001
Phone: (301) 496-1505
Fax: (301) 402-2871
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence D0032256 (MD)

Record details

NPI number1528218559
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2008
Last updated in NPPESSeptember 26, 2008

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