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

Arnaldo A Nieves Ortiz, MD

Individual provider Internal Medicine Physician · NPI 1730548967

Arnaldo A Nieves Ortiz, MD is an Internal Medicine in Caguas, Puerto Rico. Qualified in 2015, 11 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
11
Licensed in
PR
In the registry since
2016
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.

100 Ave Luis Munoz Marin
Caguas, PR 00725-6184
Phone: (787) 423-2261

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Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 19697 (PR)

Record details

NPI number1730548967
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 16, 2016
Last updated in NPPESOctober 31, 2023
Certification dateOctober 30, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Caguas