Physician Profile
Unclaimed ProfileAbout RUFFER
James E Ruffer, M.D. is a healthcare provider in Libertyville, IL specialising in radiation oncology. James trained at Northwestern University Feinberg Medical School, graduating in 1989.
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
Common questions
What does Dr. Ruffer specialise in?
Dr. Ruffer is a radiation oncology in Libertyville, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RADIATION ONCOLOGY”.
NPI registry
Where is Dr. Ruffer located?
Dr. Ruffer is listed at 801 S MILWAUKEE AVE, Libertyville, IL 60048. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ruffer's phone number?
The number on file is (847) 990-5910. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ruffer?
Dr. Ruffer's National Provider Identifier is 1679564629. 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. Ruffer go to medical school?
Dr. Ruffer attended Northwestern University Feinberg Medical School, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ruffer have?
Dr. Ruffer has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ruffer do most often?
According to Medicare billing data, Dr. Ruffer performs imaging including ct guidance for insertion of radiation therapy fields and calculation of radiation therapy dose, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ruffer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ruffer. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (847) 990-5910
- Email not available
Practice Locations
801 S MILWAUKEE AVE
Libertyville, IL 60048
Procedures Most Often Billed to Medicare
1,301 services · 660 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
369 |
| Calculation of radiation therapy dose | Imaging | 77300 |
155 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
143 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
142 |
| Complex radiation therapy planning | Imaging | 77263 |
53 |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
38 |
| High precision radiation therapy planning | Imaging | 77301 |
38 |
| Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | Imaging | 77290 |
29 |
| Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | Imaging | 77280 |
28 |
| 3d radiation therapy planning | Imaging | 77295 |
22 |
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.
Other radiation oncology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other radiation oncology specialists in Libertyville 2
Same specialty, same city.
Trained at Northwestern University Feinberg Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Northwestern University Feinberg Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Ct guidance for insertion of radiation therapy fields 8
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.