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

Individual provider Internal Medicine Physician · NPI 1992785703

Ernest Lincoln Bonner Jr., MD is an Internal Medicine in Alameda, California. Graduated from Duke University School of Medicine in 1975, 51 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
51
Trained at
Duke University School of Medicine
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

1406 Park St Ste 400
Alameda, CA 94501-4560
Phone: (810) 864-9600
Fax: (510) 864-9690
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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 A30477 (CA)

Record details

NPI number1992785703
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 18, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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