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

Dr. Nelson Vallejo, MD

Individual provider Internal Medicine Physician · NPI 1306812243

Dr. Nelson Vallejo, MD is an Internal Medicine in Las Piedras, Puerto Rico. Qualified in 1987, 39 years ago. Accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
39
Licensed in
PR
In the registry since
2006
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.

Ave Jose C Barbosa # 225
Las Piedras, PR 00771
Phone: (787) 733-3508
Fax: (787) 733-0925

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 10500 (PR)

Record details

NPI number1306812243
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 28, 2006
Last updated in NPPESFebruary 26, 2024
Certification dateFebruary 26, 2024
Mailing addressPo Box 8, Las Piedras, PR 00771-0008

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Las Piedras