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

Dr. Wei Chan Hwang, MD

Individual provider Internal Medicine Physician · NPI 1104976141

Dr. Wei Chan Hwang, MD is a Hospitalist in Fontana, California. Graduated from Yale University School of Medicine in 2004, 22 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California, Massachusetts and Rhode Island.

Years since qualifying
22
Trained at
Yale University School of Medicine
Licensed in
CA, MA, RI
In the registry since
2007
Specialties on file
3
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

9961 Sierra Ave Medical Staff Office/ Kaiser Permanente Fontana
Fontana, CA 92335-6720
Phone: (909) 427-2673
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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 A111144 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD12719 (RI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 230797 (MA)

Record details

NPI number1104976141
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 11, 2007
Last updated in NPPESMarch 7, 2023
Mailing address9961 Sierra Ave, Medical Staff Office/Kaiser Permanente Fontana, Fontana, CA 92335-6720

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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