Geoffrey Dang-Vu, M.D.
NPI 1548648280 · Gastroenterology Physician · Madison, WI
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geoffrey Dang-Vu, M.D. is a Gastroenterology Physician provider in Madison, WI (NPI 1548648280).
Provider details
- NPI number
- 1548648280
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
557 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| 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 MonitoG0500 | 126 | $5 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 96 | $227 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 58 | $73 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 50 | $71 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $121 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 215 | 211 |
| Omeprazole | 43 | 16 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 41 | 40 |
| Colestipol Hcl | 32 | — |
| Linaclotidebrand: Linzess | 28 | — |
| Pantoprazole Sodium | 21 | — |
| Budesonidebrand: Budesonide Ec |
Practice location
Mailing address
Additional practice locations (1)
- 8701 W Watertown Plank RdMilwaukee, WI 53226-3548Phone: (414) 805-0532
Registry dates
- Enumerated
- 2015-05-14
- Last updated
- 2021-07-22
- Certified
- 2021-07-22
Frequently asked questions
- What is Geoffrey Dang-Vu's NPI number?
- Geoffrey Dang-Vu's National Provider Identifier (NPI) is 1548648280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geoffrey Dang-Vu's specialty?
- Geoffrey Dang-Vu is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Geoffrey Dang-Vu located?
- Geoffrey Dang-Vu's practice location on file with NPPES is 700 S Park St Ste a, Madison, WI 53715-1830.
- What is Geoffrey Dang-Vu's phone number?
- The practice phone number listed in the NPPES registry for Geoffrey Dang-Vu is (608) 260-2900.
- Does Geoffrey Dang-Vu accept Medicare?
- Geoffrey Dang-Vu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Geoffrey Dang-Vu's NPI active?
- Yes — Geoffrey Dang-Vu's NPI (1548648280) is active in the NPPES registry as of the last update on 2021-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.