Physician Profile
Unclaimed ProfileAbout FENNESSY
Based in Atlanta, GA, John Michael Fennessy, M.D. is listed in the NPI registry under orthopedic surgery. John graduated from Mercer University School of Medicine in 2005. John is also listed as specializing in orthopaedic surgery. According to Medicare claims data, John cared for 713 Medicare patients across 2,325 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
- (404) 265-1579
- Email not available
Practice Locations
303 PARKWAY DRIVE, NE
Atlanta, GA 30312
Procedures Most Often Billed to Medicare
2,325 services · 713 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
229 |
| Injection into tendon or ligament | Procedure | 20550 |
18 |
| X-ray of knee, 3 views | Imaging | 73562 |
96 |
| X-ray of hip, 2-3 views | Imaging | 73502 |
67 |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
61 |
| X-ray of wrist, minimum of 3 views | Imaging | 73110 |
26 |
| X-ray of lower and sacral spine, 2-3 views | Imaging | 72100 |
14 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
1,178 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
416 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
110 |
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.
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.
Other orthopedic surgeons in Atlanta 8
Same specialty, same city.
Trained at Mercer University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2005 at Mercer University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from large joint 7
Providers in GA who bill this service to Medicare most often.
Common questions
What does Dr. Fennessy specialize in?
Dr. Fennessy is an orthopedic surgeon in Atlanta, GA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where is Dr. Fennessy located?
Dr. Fennessy is listed at 303 PARKWAY DRIVE, NE, Atlanta, GA 30312. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Fennessy's phone number?
The number on file is (404) 265-1579. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Fennessy's NPI number?
Dr. Fennessy's National Provider Identifier is 1568635324. 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. Fennessy go to medical school?
Dr. Fennessy attended Mercer University School of Medicine, graduating in 2005. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Fennessy been practicing?
Dr. Fennessy has 21 years experience. Calculated from a graduation year of 2005, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Fennessy do most often?
According to Medicare billing data, Dr. Fennessy performs procedures including aspiration and/or injection of fluid from large joint and injection into tendon or ligament; reads or performs imaging such as x-ray of knee, 3 views and x-ray of hip, 2-3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Fennessy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fennessy. 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.