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

Dr. Vincent Joseph Duenas, MD

Individual provider Family Medicine Physician · NPI 1083142152

Dr. Vincent Joseph Duenas, MD is a Hospitalist in O Fallon, Illinois. Graduated from Saint Louis University School of Medicine in 2017, 9 years ago. Practices with Cep America-Illinois Hospitalists, LLP, a 196-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
9
Trained at
Saint Louis University School of Medicine
Licensed in
IL
In the registry since
2017
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 Saint Elizabeth Blvd
O Fallon, IL 62269-1099
Phone: (618) 234-2120
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036.152811 (IL)
Family Medicine Physician Taxonomy 207Q00000X · Licence 125-070791 (IL)

Record details

NPI number1083142152
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2017
Last updated in NPPESOctober 31, 2022
Certification dateOctober 31, 2022

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Cep America-Illinois Hospitalists, Llp — 196 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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