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

Romeo Aidana Castillo, MD

Individual provider Internal Medicine Physician · NPI 1659345403

Romeo Aidana Castillo, MD is an Internal Medicine Physician in Huntington Park, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

2675 E Slauson Ave All Care Medical Group Inc
Huntington Park, CA 90255
Phone: (323) 589-6681
Fax: (323) 584-2505
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 A49358 (CA)

Record details

NPI number1659345403
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 16, 2006
Last updated in NPPESJuly 13, 2026

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