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

Allen Chao

Individual provider Nephrology Physician · NPI 1952765034

Allen Chao is a Nephrology in Pasadena, California. Graduated from Georgetown University School of Medicine in 2016, 10 years ago. Practices with Pasadena Nephrology Corporation a Medical Group, a 5-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
10
Trained at
Georgetown University School of Medicine
Licensed in
CA
In the registry since
2016
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Practice location Address checks out

50 Alessandro Pl Ste 250
Pasadena, CA 91105-4006
Phone: (626) 577-1675
Fax: (626) 577-9115
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence A154990 (CA)

Record details

NPI number1952765034
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 5, 2016
Last updated in NPPESJuly 30, 2026
Certification dateJuly 30, 2026
Mailing address50 Alessandro Pl Ste 250, Pasadena, CA 91105-4006

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Pasadena Nephrology Corporation A Medical Group — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Pasadena