Physician Profile
Unclaimed ProfileAbout CHISM
Based in Peabody, MA, Derek Barrett Chism, MD is listed in the NPI registry under radiation oncology. Derek graduated from Boston University School of Medicine in 1999. According to Medicare claims data, Derek cared for 1,322 Medicare patients across 3,717 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
- (978) 977-9400
- Email not available
Practice Locations
17 CENTENNIAL DR RADIATION ONCOLOGY
Peabody, MA 01960
Procedures Most Often Billed to Medicare
3,717 services · 1,322 patients · 21 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
1,766 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
467 |
| Calculation of radiation therapy dose | Imaging | 77300 |
331 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
195 |
| Complex radiation therapy planning | Imaging | 77263 |
126 |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
76 |
| High precision radiation therapy planning | Imaging | 77301 |
74 |
| Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | Imaging | 77280 |
47 |
| 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 |
44 |
| 3d radiation therapy planning | Imaging | 77295 |
36 |
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 3
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 — 24 related providers in 3 groups
Trained at Boston University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Boston University School of Medicine 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 MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Chism?
Dr. Chism is a radiation oncology in Peabody, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RADIATION ONCOLOGY”.
NPI registry
What is Dr. Chism's address?
Dr. Chism is listed at 17 CENTENNIAL DR RADIATION ONCOLOGY, Peabody, MA 01960. 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. Chism?
The number on file is (978) 977-9400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chism's NPI number?
Dr. Chism's National Provider Identifier is 1760584130. 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. Chism train?
Dr. Chism attended Boston University School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chism been practicing?
Dr. Chism has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Chism perform?
According to Medicare billing data, Dr. Chism performs imaging including ct guidance for insertion of radiation therapy fields 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. Chism confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chism. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.