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

Dr. Alexander Nguyen Ali Malekzadeh, DO

Individual provider Psychiatry Physician · NPI 1669799680

Dr. Alexander Nguyen Ali Malekzadeh, DO is a Psychiatry Physician in Pleasant Hill, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2010
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

2120 Contra Costa Blvd # 1164
Pleasant Hill, CA 94523-3742
Phone: (925) 233-6931
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 20A13830 (CA)
Psychiatry Physician Taxonomy 2084P0800X · Licence 13830 (CA)

Record details

NPI number1669799680
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 29, 2010
Last updated in NPPESNovember 5, 2024
Certification dateNovember 5, 2024

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