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

Dr. Esteban Castro-Diaz, MD

Individual provider Gastroenterology Physician · NPI 1407920580

Dr. Esteban Castro-Diaz, MD is a Gastroenterology in Carolina, Puerto Rico. Graduated from University of Puerto Rico School of Medicine in 1984, 42 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
42
Trained at
University of Puerto Rico School of Medicine
Licensed in
PR
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

DL13 Via Emilia Urb Villa Fontana
Carolina, PR 00983-3907
Phone: (787) 768-1355

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 8507 (PR)

Record details

NPI number1407920580
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 20, 2006
Last updated in NPPESAugust 9, 2019
Mailing addressPo Box 8820, Carolina, PR 00988-8820

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF PUERTO RICO SCHOOL OF MEDICINE
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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