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Edit this profileAt a glance
- 2550 University Ave W, Suite 423 South, Saint Paul, MN 55114
About Dr. Ganz
Robert A. Ganz, MD is a healthcare provider in Saint Paul, MN specializing in gastroenterology. Robert trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1980. According to Medicare claims data, Robert cared for 749 Medicare patients across 877 services. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1982676672.
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
- (612) 870-5557
- Email not available
Practice Locations
2550 UNIVERSITY AVE W SUITE 423 SOUTH
Saint Paul, MN 55114
Conditions Commonly Evaluated or Treated
Within Gastroenterology 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
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
877 services · 749 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
130 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
46 | As often as other peers in Gastroenterology |
| Dilation of esophagus | Procedure | 43450 |
27 | As often as other peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
26 | More often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
25 | Less often than most peers in Gastroenterology |
| Destruction of polyp or growth of esophagus using a flexible endoscope | Procedure | 43229 |
19 | Too few peers to compare |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
18 | As often as other peers in Gastroenterology |
| Destruction of polyp or growth of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43270 |
12 | Less often than most peers in Gastroenterology |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
12 | Less often than most peers in Gastroenterology |
| Study of esophagus to assess movement | Treatment | 91010 |
33 | More often than most peers in Gastroenterology |
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 gastroenterologists at this location 7
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 gastroenterologists in Saint Paul 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
Class of 1980 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in MN who bill this service to Medicare most often.
Common questions
What is Dr. Ganz's specialty?
Dr. Ganz is a gastroenterologist in Saint Paul, MN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Dr. Ganz?
Dr. Ganz is listed at 2550 University Ave W Suite 423 South, Saint Paul, MN 55114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Ganz?
The number on file is (612) 870-5557. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Ganz's NPI number?
Dr. Ganz's National Provider Identifier is 1982676672. 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. Ganz's medical education?
Dr. Ganz attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ganz been practicing?
Dr. Ganz has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Ganz known for?
According to Medicare billing data, Dr. Ganz performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and dilation of esophagus; provides treatments such as study of esophagus to assess movement and infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ganz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ganz. If this is you, claiming it is free.
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