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

Robert D. Mathieson, MD

Individual provider Gastroenterology Physician · NPI 1982701959

Robert D. Mathieson, MD is a Gastroenterology Physician in Baltimore, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
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

3333 N Calvert St Ste # 680
Baltimore, MD 21218-2867
Phone: (410) 243-4460
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence D21327 (MD)

Record details

NPI number1982701959
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESMay 5, 2008

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