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

Individual provider Internal Medicine Physician · NPI 1225064819

Marilyn V Howarth, MD is an Internal Medicine Physician in Philadelphia, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

3400 Spruce St Ground Silverstein Bldg
Philadelphia, PA 19104
Phone: (215) 662-6963
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD043873E (PA)

Record details

NPI number1225064819
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 24, 2006
Last updated in NPPESFebruary 22, 2011

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