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

Jose Alberto Villarreal Castellanos, MD

Individual provider Internal Medicine Physician · NPI 1851288559

Jose Alberto Villarreal Castellanos, MD is an Internal Medicine Physician in Berwyn, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2025
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

3249 Oak Park Ave
Berwyn, IL 60402-3429
Phone: (708) 783-9100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 125.086918 (IL)

Record details

NPI number1851288559
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 24, 2025
Last updated in NPPESJune 24, 2025
Certification dateJune 23, 2025

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