Doctor profile · Federal record

Dr. Hieu Nguyen, D.O.

Family Medicine Physician (CMS: Family Practice) · Loma Linda, CA

  • NPI 1912932781
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25333 Barton RD
Loma Linda, CA 923500210
(909) 558-6641
Mailing address
54701 File Number
Los Angeles, CA 900744701

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 2, 2015
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #20A8235
Medicaid
CA #00AX82350

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912932781. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
146
Distinct HCPCS
2
Medicare allowed
$13,758
HCPCS Description Services Patients Avg allowed
98929 Osteopathic manipulative treatment, 9-10 body regions 77 19 $90
99213 Established patient office or other outpatient visit, 20-29 minutes 69 16 $98

In context: peer comparison

Among 16 peers in this city , average services per provider: 82. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 3 $46.45

By nature of payment

Food and Beverage
$46

Frequently asked questions

Auto-generated from federal data
What is Dr. Hieu Nguyen's medical specialty?
Dr. Hieu Nguyen practices Family Medicine Physician in Loma Linda, CA.
Where does Dr. Hieu Nguyen practice?
Dr. Hieu Nguyen practices at 25333 Barton RD, Loma Linda, CA 923500210. Office phone: 9095586641.
What is Dr. Hieu Nguyen's NPI?
Dr. Hieu Nguyen's National Provider Identifier (NPI) is 1912932781, issued by NPPES.
Does Dr. Hieu Nguyen accept Medicare assignment?
Yes. Dr. Hieu Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hieu Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Osteopathic manipulative treatment, 9-10 body regions (HCPCS 98929); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.