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

Yaiza Martinez-Ortiz, MD

Individual provider Gastroenterology Physician · NPI 1134413701

Yaiza Martinez-Ortiz, MD is a Gastroenterology in San Juan, Puerto Rico. Qualified in 2011, 15 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
15
Licensed in
PR
In the registry since
2011
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.

29 Washington Street Ashford Medical Ctr Ste 601-602
San Juan, PR 00907
Phone: (787) 249-9560
Fax: (509) 275-5604

No coordinates on file. Search this address in Google Maps

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 18688 (PR)

Record details

NPI number1134413701
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 1, 2011
Last updated in NPPESNovember 28, 2023
Certification dateNovember 26, 2023

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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