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

Roby Adhinayak Lal, DO

Individual provider Radiation Oncology Physician · NPI 1811983489

Roby Adhinayak Lal, DO is a Radiation Oncology in Peoria, Illinois. Graduated from Philadelphia College of Osteopathic Medicine in 1989, 37 years ago. Practices with Northern Illinois Cancer Treatment Center, a 2-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arkansas, Illinois and Pennsylvania.

Years since qualifying
37
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
AR, IL, PA
In the registry since
2005
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

221 NE Glen Oak Ave
Peoria, IL 61636-0002
Phone: (309) 672-5702
Fax: (309) 671-2774
Show map & directions

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

Additional practice locations (1)

  • 4301 W Markham St, Little Rock, AR 72205-7101 — (501) 686-8000

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence E-0295 (AR)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence OS007227L (PA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 036-116007 (IL)

Record details

NPI number1811983489
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 20, 2005
Last updated in NPPESFebruary 19, 2026
Certification dateFebruary 19, 2026

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1989 (37 years in practice)
Group practice Northern Illinois Cancer Treatment Center — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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