Doctor profile · Federal record

Dr. Diana Nguyen, DO

Pediatric Infectious Diseases Physician · Pediatrics Physician · Galveston, TX

  • NPI 1225270473
  • MIPS 75.0 / 100 · 2023
  • 17 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
400 Harborside Dr Suite 103
Galveston, TX 775556062
(409) 772-3695
fax (409) 772-3680
Additional location
6701 Fannin St, Pediatric- Infectious Diseases
Houston, TX 77030
(832) 824-4330
Mailing address
4110 Leeshire Dr
Houston, TX 770254022

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
April 19, 2024
Specialty taxonomy
2080P0208X — NUCC code
State license (1)
Texas #R3723

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225270473. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Genentech USA, INC. 1 $24.82

By nature of payment

Food and Beverage
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
29
Total drug cost
$1,206
Drug Type Claims Patients Total cost
Azithromycin Generic 18 17 $65
Atovaquone-Proguanil Hcl (Atovaquone/Proguanil Hcl) Brand 12 12 $1,141

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Nguyen's medical specialty?
Dr. Diana Nguyen practices Pediatric Infectious Diseases Physician in Galveston, TX.
Where does Dr. Diana Nguyen practice?
Dr. Diana Nguyen practices at 400 Harborside Dr Suite 103, Galveston, TX 775556062. Office phone: 4097723695.
What is Dr. Diana Nguyen's NPI?
Dr. Diana Nguyen's National Provider Identifier (NPI) is 1225270473, issued by NPPES.