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

Josias Guillermo De Trinidad Castro, MD

Individual provider Internal Medicine Physician · NPI 1861831646

Josias Guillermo De Trinidad Castro, MD is an Internal Medicine Physician in Parlier, California. Practices as a sole proprietor. Licensed in California and Texas.

Licensed in
CA, TX
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

155 S Newmark Ave
Parlier, CA 93648-2531
Phone: (559) 646-1200
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence C174719 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence R0703 (TX)

Record details

NPI number1861831646
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 14, 2013
Last updated in NPPESFebruary 1, 2022
Certification dateFebruary 1, 2022