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

Mark W Penn, MD

Individual provider Family Medicine Physician · NPI 1639205255

Mark W Penn, MD is a Family Medicine Physician in LA Mesa, California. Licensed in California and Illinois. Registered with an NPI since 2007.

Licensed in
CA, IL
In the registry since
2007
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

8080 Parkway Dr
LA Mesa, CA 91942-2104
Phone: (800) 528-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G131027 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 036085370 (IL)

Record details

NPI number1639205255
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 26, 2007
Last updated in NPPESNovember 11, 2015
Mailing address8080 Parkway Dr, La Mesa, CA 91942-2104

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