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

Dr. William Omar Marrero Ortiz, MD

Individual provider Internal Medicine Physician · NPI 1619418027

Dr. William Omar Marrero Ortiz, MD is an Internal Medicine Physician in San Juan, Puerto Rico. Licensed in Puerto Rico. Registered with an NPI since 2017.

Licensed in
PR
In the registry since
2017
Specialties on file
2
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.

735 Ave Ponce De Leon Ste 415
San Juan, PR 00917-5026
Phone: (787) 768-9813

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 23096 (PR)
Internal Medicine Physician Taxonomy 207R00000X · Licence 23096 (PR)

Record details

NPI number1619418027
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 17, 2017
Last updated in NPPESMay 24, 2024
Certification dateMay 24, 2024

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