Physician Profile
Marc W. Gerdisch, MD
Unclaimed ProfileAbout Dr. Gerdisch
Based in Indianapolis, IN, Marc W. Gerdisch, MD is listed in the NPI registry under thoracic surgery (cardiothoracic). Marc graduated from Loyola University of Chicago, Stritch School of Medicine in 1987. Medicare claims data shows Marc provided 217 services to 217 patients.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (317) 962-3256
- Email not available
Practice Locations
1701 N SENATE BLVD
Indianapolis, IN 46202
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
217 services · 217 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Replacement of aortic valve on heart-lung machine | Procedure | 33405 |
24 |
| Replacement of mitral valve on heart-lung machine | Procedure | 33430 |
21 |
| Extensive destruction and reconstruction of right upper heart chamber on heart-lung machine | Procedure | 33259 |
13 |
| Harvest of vein using an endoscope | Procedure | 33508 |
12 |
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
12 |
| Coronary artery bypass or valve procedure reoperation more than 1 month after original operation | Procedure | 33530 |
11 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
27 |
| 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 |
24 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
22 |
| Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Billing code | G0180 |
17 |
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 Indianapolis 8
Same specialty, same city.
Trained at Loyola University of Chicago, Stritch School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1987 at Loyola University of Chicago, Stritch School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of aortic valve on heart-lung machine 8
Providers in IN who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Gerdisch?
Dr. Gerdisch is a thoracic surgery (cardiothoracic) in Indianapolis, IN. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Gerdisch's address?
Dr. Gerdisch is listed at 1701 N Senate Blvd, Indianapolis, IN 46202. 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. Gerdisch?
The number on file is (317) 962-3256. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Gerdisch?
Dr. Gerdisch's National Provider Identifier is 1508822255. 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. Gerdisch train?
Dr. Gerdisch attended Loyola University of Chicago, Stritch School of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Gerdisch have?
Dr. Gerdisch has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gerdisch perform?
According to Medicare billing data, Dr. Gerdisch performs procedures including replacement of aortic valve on heart-lung machine, replacement of mitral valve on heart-lung machine and extensive destruction and reconstruction of right upper heart chamber on heart-lung machine, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Gerdisch's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gerdisch. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.