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

Dr. Joshua Andrew Siembieda, MD

Individual provider Pediatrics Physician · NPI 1225322357

Dr. Joshua Andrew Siembieda, MD is a Pediatric Medicine in Torrance, California. Qualified in 2011, 15 years ago. Practices with Emergency Medicine Specialists of Orange County, a 43-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
15
Licensed in
CA
In the registry since
2011
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

1000 W Carson St
Torrance, CA 90502-2004
Phone: (310) 222-3503
Fax: (310) 212-6101
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence A124630 (CA)

Record details

NPI number1225322357
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2011
Last updated in NPPESSeptember 20, 2014

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Emergency Medicine Specialists Of Orange County — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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