Doctor profile · Federal record

Dr. Vu Nguyen

Gastroenterology Physician · Round Rock, TX

  • NPI 1013955855
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
302 University Blvd
Round Rock, TX 786651032
(512) 509-0200
Mailing address
Po Box 844658
Dallas, TX 752844658

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 7, 2021
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #227832

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013955855. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
819
Distinct HCPCS
10
Medicare allowed
$93,077
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 187 187 $65
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 139 139 $235
99214 Established patient office or other outpatient visit, 30-39 minutes 116 99 $93
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 111 111 $55
99204 New patient office or other outpatient visit, 45-59 minutes 96 96 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 32 32 $167
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 18 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 27 24 $112
45381 Injection beneath lining of large bowel using a flexible endoscope 21 21 $23
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 17 17 $169

In context: peer comparison

Among 13 peers in Round Rock Gastroenterology Physician, average services per provider: 43. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$55
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Sanofi Pasteur INC. 1 $36.52
Novo Nordisk INC 1 $18.30

By nature of payment

Food and Beverage
$55

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
380
Patients
115
Total drug cost
$44,466
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 72 27 $1,830
Dicyclomine Hcl Generic 53 22 $1,232
Omeprazole Generic 52 25 $968
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 27 0 $1,036
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 27 27 $2,088
Linzess (Linaclotide) Brand 22 0 $17,915
Sulfasalazine Generic 20 0 $406
Cholestyramine (Cholestyramine (With Sugar)) Brand 16 0 $2,977
Mesalamine Generic 15 0 $10,618
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 14 14 $219

Frequently asked questions

Auto-generated from federal data
What is Dr. Vu Nguyen's medical specialty?
Dr. Vu Nguyen practices Gastroenterology Physician in Round Rock, TX.
Where does Dr. Vu Nguyen practice?
Dr. Vu Nguyen practices at 302 University Blvd, Round Rock, TX 786651032. Office phone: 5125090200.
What is Dr. Vu Nguyen's NPI?
Dr. Vu Nguyen's National Provider Identifier (NPI) is 1013955855, issued by NPPES.
What procedures does Dr. Vu Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.