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

Dr. Benjamin Winarko, MD

Individual provider Internal Medicine Physician · NPI 1811255185

Dr. Benjamin Winarko, MD is an Internal Medicine in Cerritos, California. Graduated from Loma Linda University School of Medicine in 2009, 17 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
17
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2012
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

10820 183rd St
Cerritos, CA 90703-8013
Phone: (800) 823-4040
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A115005 (CA)

Record details

NPI number1811255185
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 24, 2012
Last updated in NPPESDecember 1, 2021
Certification dateDecember 1, 2021
Mailing address10820 183rd St, Cerritos, CA 90703-8013

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 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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