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Edit this profileAt a glance
- 85 Seymour St, Suite 725, Hartford, CT 06106
About Dr. Hammond
Jonathan A. Hammond, MD practices thoracic surgery (cardiothoracic) in Hartford, CT. Jonathan is a 1984 graduate of Harvard Medical School. Medicare claims data shows Jonathan provided 108 services to 108 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, coronary artery bypass using artery graft, 1 graft, and harvest of vein using an endoscope. The provider's National Provider Identifier (NPI) is 1235115965.
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
- (860) 524-5905
- Email not available
Practice Locations
85 SEYMOUR ST SUITE 725
Hartford, CT 06106
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
108 services · 108 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
29 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Harvest of vein using an endoscope | Procedure | 33508 |
19 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Coronary artery bypass using vein or artery graft, 2 grafts | Procedure | 33518 |
14 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Replacement of aortic valve on heart-lung machine | Procedure | 33405 |
14 | As often as other 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 |
32 | As often as other 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.
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 Hartford 8
Same specialty, same city.
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1984 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Also performs Coronary artery bypass using artery graft, 1 graft 8
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Hammond?
Dr. Hammond is a thoracic surgery (cardiothoracic) in Hartford, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Hammond's address?
Dr. Hammond is listed at 85 Seymour St Suite 725, Hartford, CT 06106. 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. Hammond?
The number on file is (860) 524-5905. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Hammond?
Dr. Hammond's National Provider Identifier is 1235115965. 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. Hammond train?
Dr. Hammond attended Harvard Medical School, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Hammond have?
Dr. Hammond has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hammond perform?
According to Medicare billing data, Dr. Hammond performs procedures including coronary artery bypass using artery graft, 1 graft, harvest of vein using an endoscope and coronary artery bypass using vein or artery graft, 2 grafts, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Hammond's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hammond. If this is you, claiming it is free.
Guide.md
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