Physician Profile
Unclaimed ProfileAbout ANDREINI
Jeffrey P Andreini, MD is a healthcare provider in Oshkosh, WI specializing in gastroenterology. Jeffrey trained at University of Michigan Medical School, graduating in 1986. Medicare claims data shows Jeffrey provided 207 services to 206 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
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (920) 236-1630
- Email not available
Practice Locations
2700 W 9TH AVE SUITE 315A
Oshkosh, WI 54904
Procedures Most Often Billed to Medicare
207 services · 206 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
78 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
36 |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
20 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
15 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
13 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
12 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
11 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
11 |
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 1
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 Oshkosh 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Michigan Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1986 at University of Michigan Medical School 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 does Dr. Andreini specialize in?
Dr. Andreini is a gastroenterology in Oshkosh, WI. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Andreini located?
Dr. Andreini is listed at 2700 W 9TH AVE SUITE 315A, Oshkosh, WI 54904. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Andreini's phone number?
The number on file is (920) 236-1630. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Andreini?
Dr. Andreini's National Provider Identifier is 1235266735. 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. Andreini go to medical school?
Dr. Andreini attended University of Michigan Medical School, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Andreini have?
Dr. Andreini has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Andreini do most often?
According to Medicare billing data, Dr. Andreini performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and insertion of guide wire with dilation of esophagus 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. Andreini's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Andreini. 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.