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Edit this profileAt a glance
- 2108 E 3Rd St, Suite 300, Chattanooga, TN 37404
About Dr. Zellner
James L. Zellner, MD is a healthcare provider in Chattanooga, TN specializing in thoracic surgery (cardiothoracic). James trained at University of Cincinnati College of Medicine, graduating in 1986. Medicare claims data shows James provided 339 services to 323 patients. The services billed most often include new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, harvest of vein using an endoscope, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. This provider record is associated with NPI 1184610867.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (423) 624-5233
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2108 E 3RD ST SUITE 300
Chattanooga, TN 37404
Conditions Commonly Evaluated or Treated
Within Thoracic Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Airway
Chest tumors
Chest wall
Diaphragm
Esophagus
Esophagus and stomach
- Acid reflux
- Barrett's esophagus
- Esophageal cancer
- Esophageal pouch
- Esophagus tear
- Hiatal hernia
- Swallowing difficulties
Heart lining
Infection
Lung
Lung cancer
Lung conditions
Nerves
Nerves and blood vessels
Neuromuscular
Pleural disease
Sweating disorders
Trauma
Vascular
Procedures & services
Airway
Airway surgery
Chest tumors
Chest wall
Chest wall surgery
- Broken rib plating surgery
- Chest wall reconstruction
- Sunken chest repair
- Thoracic Outlet Decompression
Diagnostic tests
Diagnostics
Diaphragm
Diaphragm surgery
Emphysema
Esophagus
Esophagus surgery
- Acid reflux surgery
- Esophageal dilation
- Esophageal stent placement
- Esophagus removal surgery
- Hiatal hernia surgery
- Peroral endoscopic myotomy
Fluid drainage
Heart lining
Lung surgery
- Collapsed lung surgery
- Lung cancer surgery
- Lung lining scraping and cleaning
- Lung nodule removal
- Lung valve placement for emphysema
- Minimally invasive lung surgery
Nerves
Pleural disease
Robotic surgery
Surgical approach
Sweat surgery
Transplant
Trauma
Procedures Most Often Billed to Medicare
339 services · 323 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Harvest of vein using an endoscope | Procedure | 33508 |
40 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Harvest of arm artery segment for heart byplass procedure | Procedure | 35600 |
24 | Too few peers to compare |
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
22 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
22 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Coronary artery bypass using vein or artery graft, 2 grafts | Procedure | 33518 |
15 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Extensive destruction and reconstruction of right upper heart chamber on heart-lung machine | Procedure | 33259 |
12 | Less often than most peers in Thoracic Surgery (Cardiothoracic) |
| Coronary artery bypass using artery graft, 3 grafts | Procedure | 33535 |
11 | Too few peers to compare |
| Coronary artery bypass using vein or artery graft, 3 grafts | Procedure | 33519 |
11 | Less often than most peers in Thoracic Surgery (Cardiothoracic) |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
62 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
29 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
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 thoracic surgery specialists at this location 2
Same specialty, same street address — most likely the same department or group.
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 thoracic surgery specialists in Chattanooga 7
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at University of Cincinnati College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at University of Cincinnati College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Harvest of vein using an endoscope 7
Providers in TN who bill this service to Medicare most often.
Common questions
What is Dr. Zellner's specialty?
Dr. Zellner is a thoracic surgery (cardiothoracic) in Chattanooga, TN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Dr. Zellner?
Dr. Zellner is listed at 2108 E 3Rd St Suite 300, Chattanooga, TN 37404. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Zellner?
The number on file is (423) 624-5233. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Zellner?
Dr. Zellner's National Provider Identifier is 1184610867. 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
What is Dr. Zellner's medical education?
Dr. Zellner attended University of Cincinnati College of Medicine, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Zellner have?
Dr. Zellner has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Zellner known for?
According to Medicare billing data, Dr. Zellner performs procedures including harvest of vein using an endoscope, harvest of arm artery segment for heart byplass procedure and coronary artery bypass using artery graft, 1 graft, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Zellner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zellner. If this is you, claiming it is free.
Guide.md
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