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

Dr. Arianna Maria Katharina Heyer, MD, MPH

Individual provider Internal Medicine Physician · NPI 1891371241

Dr. Arianna Maria Katharina Heyer, MD, MPH is an Internal Medicine Physician in San Diego, California. Licensed in California. Registered with an NPI since 2021.

Licensed in
CA
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

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Practice location Address checks out

10455 Sorrento Valley Rd
San Diego, CA 92121-1620
Phone: (585) 552-7475
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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 A200882 (CA)

Record details

NPI number1891371241
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedMarch 23, 2021
Last updated in NPPESJune 11, 2025
Certification dateJune 11, 2025

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