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

Dr. Susan Felsenthal, MD

Individual provider Internal Medicine Physician · NPI 1437264512

Dr. Susan Felsenthal, MD is an Internal Medicine Physician in Cudahy, Wisconsin. Licensed in Illinois and Wisconsin. Registered with an NPI since 2006.

Licensed in
IL, WI
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

5900 S Lake Dr
Cudahy, WI 53110
Phone: (414) 489-9000
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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 47419 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036-058049 (IL)

Record details

NPI number1437264512
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 20, 2006
Last updated in NPPESJuly 8, 2007

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