Physician Profile
Unclaimed ProfileAbout O'CONNELL
Based in Greenville, SC, John Joseph O'Connell, M.D. is listed in the NPI registry under radiation oncology. John graduated from Georgetown University School of Medicine in 1993.
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. O'Connell specialise in?
Dr. O'Connell is a radiation oncology in Greenville, SC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RADIATION ONCOLOGY”.
NPI registry
Where is Dr. O'Connell located?
Dr. O'Connell is listed at 900 W FARIS RD, Greenville, SC 29605. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. O'Connell's phone number?
The number on file is (864) 455-7070. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. O'Connell's NPI number?
Dr. O'Connell's National Provider Identifier is 1952455768. 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. O'Connell go to medical school?
Dr. O'Connell attended Georgetown University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. O'Connell been practising?
Dr. O'Connell has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. O'Connell do most often?
According to Medicare billing data, Dr. O'Connell 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
Has Dr. O'Connell confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. O'Connell. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (864) 455-7070
- Email not available
Practice Locations
900 W FARIS RD
Greenville, SC 29605
Procedures Most Often Billed to Medicare
1,834 services · 666 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
332 |
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
242 |
| Calculation of radiation therapy dose | Imaging | 77300 |
154 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
106 |
| Calculation of radiation therapy dose | Imaging | 77300 |
100 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
95 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
86 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
78 |
| Complex radiation therapy planning | Imaging | 77263 |
44 |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
35 |
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 4
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 — 28 related providers in 4 groups
Other radiation oncology specialists in Greenville 4
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Georgetown 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 SC 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.