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

Dr. Ivan Ernesto Leroux, MD

Individual provider Internal Medicine Physician · NPI 1568088110

Dr. Ivan Ernesto Leroux, MD is an Internal Medicine in Upland, California. Graduated from Meharry Medical College School of Medicine in 2020, 6 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Meharry Medical College School of Medicine
Licensed in
CA
In the registry since
2020
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

330 E 7th St Fl 2
Upland, CA 91786-6740
Phone: (800) 213-8517
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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 A183662 (CA)

Record details

NPI number1568088110
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2020
Last updated in NPPESDecember 22, 2023
Certification dateJuly 20, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMEHARRY MEDICAL COLLEGE SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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