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

Dr. Marylyn Santos Onoda, MD

Individual provider Internal Medicine Physician · NPI 1346233830

Dr. Marylyn Santos Onoda, MD is an Internal Medicine Physician in Mayaguez, Puerto Rico. Licensed in Puerto Rico. Registered with an NPI since 2005.

Licensed in
PR
In the registry since
2005
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 may be wrong

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

11 Calle Pablo Maiz Bo Barcelona
Mayaguez, PR 00680-4838
Phone: (787) 805-4330
Fax: (787) 805-5990

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 207R000000X (PR)

Record details

NPI number1346233830
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2005
Last updated in NPPESJuly 8, 2007

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