Doctor profile · Federal record

Dr. Trivian Nguyen, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Des Moines, IA

  • NPI 1801459128
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 6Th Ave
Des Moines, IA 503142613
(515) 247-4240
fax (515) 247-4239
Mailing address
Po Box 1475
Des Moines, IA 503051475

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
August 30, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Iowa #MD-49560 · Iowa #R-11442

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801459128. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
554
Distinct HCPCS
8
Medicare allowed
$74,345
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 270 263 $162
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 84 63 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 83 79 $121
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 39 28 $111
99291 Critical care, first 30-74 minutes 26 26 $199
99214 Established patient office or other outpatient visit, 30-39 minutes 23 22 $91
99239 Hospital discharge day management, more than 30 minutes 16 16 $107
99238 Hospital discharge day management, 30 minutes or less 13 13 $75

In context: peer comparison

Among 26 peers in Des Moines Hospitalist Physician, average services per provider: 137. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $13.66

By nature of payment

Food and Beverage
$14

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Trivian Nguyen's medical specialty?
Dr. Trivian Nguyen practices Hospitalist Physician in Des Moines, IA.
Where does Dr. Trivian Nguyen practice?
Dr. Trivian Nguyen practices at 1111 6Th Ave, Des Moines, IA 503142613. Office phone: 5152474240.
What is Dr. Trivian Nguyen's NPI?
Dr. Trivian Nguyen's National Provider Identifier (NPI) is 1801459128, issued by NPPES.
Does Dr. Trivian Nguyen accept Medicare assignment?
Yes. Dr. Trivian Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Trivian Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.