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

Karen S Loper, MD

Individual provider Pediatrics Physician · NPI 1619908936

Karen S Loper, MD is a Pediatrics Physician in San Diego, California. Licensed in California. Registered with an NPI since 2006.

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

550 Washington St Ste 300
San Diego, CA 92103-2227
Phone: (619) 297-5437
Fax: (619) 243-0722
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence G76438 (CA)

Record details

NPI number1619908936
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 5, 2006
Last updated in NPPESApril 29, 2020
Certification dateApril 29, 2020

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