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

James R Ziegenbein, MDAPROFCORP

Individual provider Infectious Disease Physician · NPI 1447278072

James R Ziegenbein, MDAPROFCORP is an Infectious Disease in Downey, California. Graduated from University of California, Irvine, California College of Medicine in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
38
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2006

Practice location Address checks out

8301 Florence Ave Ste 301
Downey, CA 90240-3948
Phone: (562) 862-0604
Fax: (562) 795-0676
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence G68469 (CA)

Record details

NPI number1447278072
Entity typeIndividual (Type 1)
GenderMale
Credentials MDAPROFCORP
Sole proprietorYes
NPI enumeratedJuly 18, 2006
Last updated in NPPESApril 29, 2015

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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