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

Robert J Ellis, MD

Individual provider Medical Oncology Physician · NPI 1720056823

Robert J Ellis, MD is a Hematology/Oncology in Springfield, Missouri. Graduated from University of Missouri, Kansas City, School of Medicine in 1989, 37 years ago. Practices with American Oncology Partners PA, a 383-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
37
Trained at
University of Missouri, Kansas City, School of Medicine
Licensed in
MO
In the registry since
2006
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

3850 S National Ave Ste 600
Springfield, MO 65807-5287
Phone: (417) 882-4880
Fax: (417) 882-7843
Show map & directions

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

Additional practice locations (1)

  • 1100 N Kentucky Ave, West Plains, MO 65775-2029 — (417) 505-7836

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence R8N50 (MO)
Medical Oncology Physician Taxonomy 207RX0202X · Licence R8N50 (MO)

Record details

NPI number1720056823
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 14, 2006
Last updated in NPPESJuly 9, 2025
Certification dateJuly 9, 2025
Mailing addressPo Box 749495, Atlanta, GA 30374-9495

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF MISSOURI, KANSAS CITY, SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice American Oncology Partners Pa — 383 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Springfield