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

Alex Deluen Doo, MD

Individual provider Emergency Medicine Physician · NPI 1144602004

Alex Deluen Doo, MD is an Emergency Medicine in Long Beach, California. Graduated from University of California, San Diego School of Medicine in 2015, 11 years ago. Practices with Cep America - California, a 1,267-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
11
Trained at
University of California, San Diego School of Medicine
Licensed in
CA
In the registry since
2015
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

1050 Linden Ave
Long Beach, CA 90813
Phone: (562) 491-9000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1000 W Carson St, Torrance, CA 90502-2004 — (310) 222-3501

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A144495 (CA)

Record details

NPI number1144602004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 26, 2015
Last updated in NPPESMay 22, 2020
Certification dateMay 22, 2020
Mailing address3553 Atlantic Ave # 1556, Long Beach, CA 90807-5606

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Cep America - California — 1267 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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