Physician Profile
Unclaimed ProfileAbout RALL
Based in Marshfield, WI, Christopher J N Rall, MD is listed in the NPI registry under gastroenterology. Christopher graduated from Virginia Commonwealth University, School of Medicine in 1988. According to Medicare claims data, Christopher cared for 542 Medicare patients across 556 services.
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
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (715) 387-5511
- Email not available
Practice Locations
1000 N OAK AVE
Marshfield, WI 54449
Procedures Most Often Billed to Medicare
556 services · 542 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
81 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
74 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
65 |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
39 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
21 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
18 |
| Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit | Billing code | G0500 |
220 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
38 |
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.
Related specialists at this location 6
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.
Other gastroenterology specialists in Marshfield 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Virginia Commonwealth University, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1988 at Virginia Commonwealth University, School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 8
Providers in WI who bill this service to Medicare most often.
Common questions
What is Dr. Rall's specialty?
Dr. Rall is a gastroenterology in Marshfield, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where can I find Dr. Rall?
Dr. Rall is listed at 1000 N OAK AVE, Marshfield, WI 54449. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Rall?
The number on file is (715) 387-5511. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Rall's NPI number?
Dr. Rall's National Provider Identifier is 1801904784. 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. Rall's medical education?
Dr. Rall attended Virginia Commonwealth University, School of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Rall been practicing?
Dr. Rall has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Rall known for?
According to Medicare billing data, Dr. Rall performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of large bowel using a flexible endoscope and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Rall confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Rall. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.