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

Dr. John Arthur Donovan, MD

Individual provider Gastroenterology Physician · NPI 1164451688

Dr. John Arthur Donovan, MD is a Gastroenterology Physician in Los Angeles, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

1520 San Pablo St Ste 1000
Los Angeles, CA 90033-5310
Phone: (323) 442-5100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Transplant Hepatology Physician (primary) Taxonomy 207RT0003X · Licence G55128 (CA)
Gastroenterology Physician Taxonomy 207RG0100X · Licence G55128 (CA)

Record details

NPI number1164451688
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2006
Last updated in NPPESNovember 14, 2020
Certification dateNovember 14, 2020

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