Physician Profile
Unclaimed ProfileAbout KELLER
Gregory C Keller, M.D. practises orthopedic surgery in Jacksonville, FL. Gregory is a 1988 graduate of Vanderbilt University School of Medicine. Gregory is also listed as specialising in orthopaedic surgery and orthopaedic surgery of the spine.
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 kind of doctor is Dr. Keller?
Dr. Keller is an orthopedic surgeon in Jacksonville, FL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
What is Dr. Keller's address?
Dr. Keller is listed at 1325 SAN MARCO BLVD STE 200 CREDENTIALING DEPARTMENT, Jacksonville, FL 32207. 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. Keller?
The number on file is (904) 346-3465. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Keller?
Dr. Keller's National Provider Identifier is 1285638965. 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. Keller train?
Dr. Keller attended Vanderbilt University School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Keller have?
Dr. Keller has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Keller perform?
According to Medicare billing data, Dr. Keller performs procedures including injection of contrast for imaging of each level of lower spine, aspiration and/or injection of fluid from large joint and insertion of cage or mesh device to spine bone and disc space during spine fusion; reads or performs imaging such as x-ray of lower and sacral spine, 2-3 views and review by radiologist of disc of lower spine image, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Keller's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Keller. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (904) 346-3465
- Email not available
Practice Locations
1325 SAN MARCO BLVD STE 200 CREDENTIALING DEPARTMENT
Jacksonville, FL 32207
Procedures Most Often Billed to Medicare
3,484 services · 1,333 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Injection of contrast for imaging of each level of lower spine | Procedure | 62290 |
78 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
66 |
| Insertion of cage or mesh device to spine bone and disc space during spine fusion | Procedure | 22853 |
51 |
| Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level | Procedure | 64483 |
48 |
| Aspiration of bone marrow for spine bone graft | Procedure | 20939 |
37 |
| Injection of lower or sacral spine facet joint using imaging guidance, single level | Procedure | 64493 |
36 |
| Computer-assisted spinal procedure | Procedure | 61783 |
34 |
| Injection of substance into lower spine canal using imaging guidance | Procedure | 62323 |
26 |
| Partial removal of bone of single segment of spine in lower back with release of spinal cord and/or nerves during fusion of spine in lower back | Procedure | 63052 |
21 |
| Placement of stabilizing device to back, 3-6 spine bone segments | Procedure | 22842 |
20 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other orthopedic surgeons in Jacksonville 8
Same specialty, same city.
Trained at Vanderbilt University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at Vanderbilt University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of contrast for imaging of each level of lower spine 7
Providers in FL 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.