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

Dr. Barbara Christine Williamson, MD

Individual provider Dermatology Physician · NPI 1972596690

Dr. Barbara Christine Williamson, MD is a Dermatology Physician in Largo, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1400 Mercantile Ln STE#110
Largo, MD 20774-5341
Phone: (301) 772-9775
Fax: (301) 772-8395
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence D0031566 (MD)

Record details

NPI number1972596690
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 28, 2005
Last updated in NPPESJuly 13, 2026

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