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

Nelson A Alvarez Cardin, MD

Individual provider Hospitalist Physician · NPI 1275199523

Nelson A Alvarez Cardin, MD is an Internal Medicine in San Juan, Puerto Rico. Qualified in 2018, 8 years ago. Practices as a sole proprietor and works from 2 locations. Licensed in Puerto Rico.

Years since qualifying
8
Licensed in
PR
In the registry since
2019
Specialties on file
2
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.

10 Calle Casia
San Juan, PR 00921-3201
Phone: (787) 641-7582

Additional practice locations (1)

  • R006 Calle Domingo Fidalgo, Juncos, PR 00777 — (787) 204-9771

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 21477 (PR)
Hospitalist Physician Taxonomy 208M00000X · Licence 21477 (PR)

Record details

NPI number1275199523
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 13, 2019
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Accepts Medicare assignment Not indicated

Other providers in San Juan