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

Dr. Karen J Santiago Rios, MD

Individual provider Hematology & Oncology Physician · NPI 1396846119

Dr. Karen J Santiago Rios, MD is a Hematology/Oncology in Cidra, Puerto Rico, Puerto Rico. Graduated from Ponce School of Medicine in 2002, 24 years ago. Practices with Caribbean Cancer Care Services LLC, a 6-clinician group and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
24
Trained at
Ponce School of Medicine
Licensed in
PR
In the registry since
2006
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.

102 Avenida Industrial El Jibaro Hospital Menonita
Cidra, Puerto Rico, PR 00739
Phone: (787) 637-5715
Fax: (787) 739-9922

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 16015 (PR)

Record details

NPI number1396846119
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2006
Last updated in NPPESFebruary 11, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolPONCE SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Caribbean Cancer Care Services Llc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare