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

Evelena Ontiveros, MDPHD

Individual provider Hematology & Oncology Physician · NPI 1689886962

Evelena Ontiveros, MDPHD is a Hematology/Oncology in Decatur, Illinois. Graduated from University of Iowa, Rj & L Carver College of Medicine in 2004, 22 years ago. Practices with Cancer Care Specialists of Central Illinois SC, a 28-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
22
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IL
In the registry since
2007

Practice location Address checks out

210 W McKinley Ave Ste 1
Decatur, IL 62526-5858
Phone: (217) 876-6600
Fax: (217) 876-6606
Show map & directions

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

Additional practice locations (2)

  • 1990 E Lake Shore Dr, Decatur, IL 62521-3811 — (217) 876-6600
  • 101 E 9th St Ste 1, Pana, IL 62557-1716 — (217) 876-6600

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 036143984 (IL)

Record details

NPI number1689886962
Entity typeIndividual (Type 1)
GenderFemale
Credentials MDPHD
Sole proprietorNo
NPI enumeratedMay 7, 2007
Last updated in NPPESNovember 12, 2025
Certification dateNovember 12, 2025
Mailing address210 W McKinley Ave Ste 1, Decatur, IL 62526-5858

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Cancer Care Specialists Of Central Illinois Sc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Decatur