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

James P Witter, MD, PHD

Individual provider Rheumatology Physician · NPI 1629084231

James P Witter, MD, PHD is a Rheumatology Physician in Bethesda, Maryland. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
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

6701 Democracy Blvd Ste
Bethesda, MD 20892
Phone: (301) 594-1963
Fax: (301) 480-4543
Show map & directions

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

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 71161 (MA)

Record details

NPI number1629084231
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESJuly 8, 2007

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