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

Josefino Calibo Diaz

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1891723599

Josefino Calibo Diaz is an Internal Medicine in Duluth, Minnesota. Graduated from Saint Louis University School of Medicine in 1983, 43 years ago. Practices with Polinsky Medical Rehabilitation Center, a 380-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
43
Trained at
Saint Louis University School of Medicine
Licensed in
MN
In the registry since
2006
Specialties on file
2

Practice location Address checks out

400 E 3rd St
Duluth, MN 55805-1951
Phone: (218) 786-8364
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 44952 (MN)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 44952 (MN)

Record details

NPI number1891723599
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJune 29, 2006
Last updated in NPPESJune 22, 2020
Certification dateJune 22, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGERIATRIC MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Polinsky Medical Rehabilitation Center — 380 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Duluth