Physician Profile
Unclaimed ProfileAbout KNUFF
Based in Green Bay, WI, David Anthony Knuff, M.D. is listed in the NPI registry under gastroenterology. David graduated from Wayne State University School of Medicine in 2000.
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
Common questions
What kind of doctor is Dr. Knuff?
Dr. Knuff is a gastroenterology in Green Bay, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
What is Dr. Knuff's address?
Dr. Knuff is listed at 725 S WEBSTER AVE, Green Bay, WI 54301. 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. Knuff?
The number on file is (920) 431-5650. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Knuff?
Dr. Knuff's National Provider Identifier is 1386723773. 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. Knuff train?
Dr. Knuff attended Wayne State University School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Knuff have?
Dr. Knuff has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Knuff perform?
According to Medicare billing data, Dr. Knuff performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Knuff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Knuff. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (920) 431-5650
- Email not available
Practice Locations
725 S WEBSTER AVE
Green Bay, WI 54301
Procedures Most Often Billed to Medicare
275 services · 273 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
48 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
43 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
39 |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
29 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
27 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
19 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
36 |
| 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 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
12 |
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 gastroenterology specialists at this location 3
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 gastroenterology specialists in Green Bay 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Wayne State University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Wayne State 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.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.