Physician Profile
Unclaimed ProfileAbout DUNCAN
Casey Ellis Duncan, MD is a healthcare provider in Effingham, IL specializing in radiation oncology. Casey trained at Uniformed Services Uhs Fe Hebert School of Med, graduating in 1997. According to Medicare claims data, Casey cared for 2,159 Medicare patients across 13,654 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (217) 342-2066
- Email not available
Practice Locations
905 MEDICAL PARK DR DEPARTMENT OF RADIATION ONCOLOGY
Effingham, IL 62401
Procedures Most Often Billed to Medicare
13,654 services · 2,159 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
313 |
| Continuing radiation therapy consultation per week | Imaging | 77336 |
380 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
347 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
306 |
| Calculation of radiation therapy dose | Imaging | 77300 |
243 |
| Complex radiation therapy planning | Imaging | 77263 |
139 |
| Cranial lesion surgery using radiation over multiple sessions | Imaging | 77373 |
136 |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
90 |
| High precision radiation therapy planning | Imaging | 77301 |
89 |
| X-ray during radiation therapy | Imaging | 77417 |
71 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Uniformed Services Uhs Fe Hebert School of Med 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1997 at Uniformed Services Uhs Fe Hebert School of Med 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Duncan?
Dr. Duncan is a radiation oncology in Effingham, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RADIATION ONCOLOGY”.
NPI registry
What is Dr. Duncan's address?
Dr. Duncan is listed at 905 MEDICAL PARK DR DEPARTMENT OF RADIATION ONCOLOGY, Effingham, IL 62401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Duncan?
The number on file is (217) 342-2066. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Duncan's NPI number?
Dr. Duncan's National Provider Identifier is 1487720942. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Duncan train?
Dr. Duncan attended Uniformed Services Uhs Fe Hebert School of Med, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Duncan been practicing?
Dr. Duncan has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Duncan perform?
According to Medicare billing data, Dr. Duncan performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as continuing radiation therapy consultation per week and radiation treatment management, 5 treatment sessions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Duncan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duncan. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.