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

Dr. Karen Kartun, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1720163363

Dr. Karen Kartun, MD is an Endocrinology, Diabetes & Metabolism Physician in Fontana, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
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

9985 Sierra Ave Mob 3 Module 3
Fontana, CA 92335-6720
Phone: (888) 750-0036
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence G71674 (CA)

Record details

NPI number1720163363
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 25, 2006
Last updated in NPPESNovember 18, 2021
Certification dateNovember 18, 2021

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