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

Dr. Ramzi Abboud, MD

Individual provider Internal Medicine Physician · NPI 1649684200

Dr. Ramzi Abboud, MD is a Medical Oncology in Saint Louis, Missouri. Graduated from University of Rochester School of Medicine and Dentistry in 2014, 12 years ago. Practices with Washington University, a 2,986-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
12
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
MO
In the registry since
2014
Specialties on file
2
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 checks out

1 Barnes Jewish Hospital Plz Div Im Bone Marrow Transplant
Saint Louis, MO 63110-1003
Phone: (314) 454-8304
Fax: (314) 454-5902
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 2015043482 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2015043482 (MO)

Record details

NPI number1649684200
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 11, 2014
Last updated in NPPESApril 15, 2025
Certification dateJanuary 19, 2022
Mailing addressPo Box 7412011, Chicago, IL 60674-2011

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2014 (12 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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