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

Dr. Ruben Hernan Alvarez Cobian, MD

Individual provider Internal Medicine Physician · NPI 1144293291

Dr. Ruben Hernan Alvarez Cobian, MD is an Internal Medicine in San German, Puerto Rico. Qualified in 1990, 36 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
36
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.

Calle Hernan Alvarez 100 Ste #103
San German, PR 00683
Phone: (787) 892-1949
Fax: (787) 892-1949

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 11578 (PR)

Record details

NPI number1144293291
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 9, 2006
Last updated in NPPESDecember 18, 2012

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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