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

John M. Bigley, MD

Individual provider Internal Medicine Physician · NPI 1447321328

John M. Bigley, MD is an Internal Medicine Physician in Baldwin Park, 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.

See every abbreviation used in this directory →

Practice location Address checks out

1011 Baldwin Park Blvd
Baldwin Park, CA 91706-5806
Phone: (626) 851-1011
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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 A41119 (CA)

Record details

NPI number1447321328
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 13, 2006
Last updated in NPPESDecember 2, 2021
Mailing address1011 Baldwin Park Blvd, Baldwin Park, CA 91706-5806

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