Physician Profile
David M. Maziarz, M.D.
Unclaimed ProfileAbout Dr. Maziarz
David M. Maziarz, M.D. practices thoracic surgery in Sioux Falls, SD. David is also listed as specializing in specialist and thoracic surgery (cardiothoracic). Medicare claims data shows David provided 135 services to 135 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, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and replacement of aortic valve through the skin and femoral artery. The provider's National Provider Identifier (NPI) is 1265643985.
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
- (605) 312-2100
- Email not available
Practice Locations
1301 W 18TH ST
Sioux Falls, SD 57105
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
135 services · 135 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
26 | As often as other peers in Thoracic Surgery |
| Harvest of vein using an endoscope | Procedure | 33508 |
20 | As often as other peers in Thoracic Surgery |
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
16 | Less often than most peers in Thoracic Surgery |
| 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 |
29 | As often as other peers in Thoracic Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
27 | As often as other peers in Thoracic Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | Less often than most peers in Thoracic Surgery |
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 surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 17 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does David M. Maziarz specialize in?
David M. Maziarz is a thoracic surgeon in Sioux Falls, SD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Thoracic Surgery”.
NPI registry
Where is David M. Maziarz located?
David M. Maziarz is listed at 1301 W 18Th St, Sioux Falls, SD 57105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is David M. Maziarz's phone number?
The number on file is (605) 312-2100. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for David M. Maziarz?
David M. Maziarz's National Provider Identifier is 1265643985. 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 David M. Maziarz train?
David M. Maziarz attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does David M. Maziarz have?
David M. Maziarz has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does David M. Maziarz do most often?
According to Medicare billing data, David M. Maziarz performs procedures including replacement of aortic valve through the skin and femoral artery, harvest of vein using an endoscope 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 David M. Maziarz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by David M. Maziarz. If this is you, claiming it is free.
Guide.md
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