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

Dr. William R Stixrud, PHD

Individual provider Clinical Neuropsychologist · NPI 1407988942

Dr. William R Stixrud, PHD is a Clinical Neuropsychologist in Silver Spring, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

8720 Georgia Ave Ste 300
Silver Spring, MD 20910-3638
Phone: (301) 562-0570
Fax: (301) 565-2217
Show map & directions

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

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence 1963 (MD)

Record details

NPI number1407988942
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 11, 2007
Last updated in NPPESJuly 8, 2007

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