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

Sissi Michelle Barreto, MD

Individual provider Geriatric Medicine (Family Medicine) Physician · NPI 1295704260

Sissi Michelle Barreto, MD is a Family Practice in Luquillo, Puerto Rico. Graduated from Ponce School of Medicine in 1998, 28 years ago. Practices with Clinica Las Americas Guaynabo, Inc, a 49-clinician group and accepts Medicare assignment. Licensed in Puerto Rico.

Years since qualifying
28
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.

J5 Calle Dra Irma I Ruiz Pagan Ste 103
Luquillo, PR 00773-3400
Phone: (787) 889-3355
Fax: (787) 889-3355

Specialties & licences

Geriatric Medicine (Family Medicine) Physician (primary) Taxonomy 207QG0300X · Licence 13518 (PR)

Record details

NPI number1295704260
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesGERIATRIC MEDICINE
Medical schoolPONCE SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Clinica Las Americas Guaynabo, Inc — 49 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount