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

Margaret Mary Showel, MD

Individual provider Medical Oncology Physician · NPI 1871605352

Margaret Mary Showel, MD is a Medical Oncology Physician in Baltimore, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
Specialties on file
2
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

600 N Wolf St
Baltimore, MD 21264-0001
Phone: (410) 955-8964
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence D64375 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence D64375 (MD)

Record details

NPI number1871605352
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESAugust 16, 2022
Certification dateAugust 16, 2022

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