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

Karen R Horowitz, MD

Individual provider Internal Medicine Physician · NPI 1275552911

Karen R Horowitz, MD is an Internal Medicine Physician in Cleveland, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
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

11100 Euclid Ave
Cleveland, OH 44106-1716
Phone: (216) 844-8500
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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 35-053418 (OH)

Record details

NPI number1275552911
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESJune 10, 2011

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