Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Elfren F. Rios Santiago, MD

Individual provider Family Medicine Physician · NPI 1336124627

Dr. Elfren F. Rios Santiago, MD is a Family Practice in Dorado, Puerto Rico. Qualified in 1980, 46 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
46
Licensed in
PR
In the registry since
2005
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.

Mendez Vigo #275
Dorado, PR 00646-4904
Phone: (787) 796-6154
Fax: (787) 278-5769

No coordinates on file. Search this address in Google Maps

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 7399 (PR)
Acupuncturist Taxonomy 171100000X · Licence 62 (PR)

Record details

NPI number1336124627
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 9, 2005
Last updated in NPPESNovember 1, 2010

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1980 (46 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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