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

Dr. Alec Darien Atienza Rosario, DC

Individual provider Chiropractor · NPI 1922953629

Dr. Alec Darien Atienza Rosario, DC is a Chiropractor in Winchester, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2026
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

31285 Gabriel Metsu St
Winchester, CA 92596-9211
Phone: (951) 440-2785
Show map & directions

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

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 37399 (CA)

Record details

NPI number1922953629
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedFebruary 27, 2026
Last updated in NPPESFebruary 27, 2026
Certification dateFebruary 27, 2026

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