Doctor profile · Federal record

Dr. Thuan Nguyen, MD

Nephrology Physician (CMS: Nephrology) · Olympia, WA

  • NPI 1831516889
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3525 Ensign RD Ne, Ste K
Olympia, WA 985065065
(360) 413-8121
fax (360) 413-8865

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
October 21, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Washington #MD60967871

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831516889. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,201
Distinct HCPCS
10
Medicare allowed
$206,184
HCPCS Description Services Patients Avg allowed
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 4,900 26 $3
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 272 46 $288
99214 Established patient office or other outpatient visit, 30-39 minutes 233 151 $108
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 226 86 $77
90935 Hemodialysis procedure with physician evaluation 108 52 $70
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 97 54 $117
99215 Established patient office or other outpatient visit, 40-54 minutes 96 82 $143
96372 Injection of drug or substance under skin or into muscle 68 27 $13
90945 Dialysis procedure including 1 evaluation 51 13 $82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 48 45 $167

In context: peer comparison

Among 3 peers in Olympia Nephrology Physician, average services per provider: 327. This provider delivers 19× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
723
Patients
181
Total drug cost
$107,968
Drug Type Claims Patients Total cost
Calcitriol Generic 133 46 $2,859
Furosemide Generic 73 26 $922
Sevelamer Carbonate Generic 71 22 $37,399
Hydralazine Hcl Generic 66 20 $1,629
Carvedilol Generic 57 15 $754
Amlodipine Besylate Generic 52 19 $420
Losartan Potassium Generic 42 11 $966
Calcium Acetate Generic 36 11 $4,680
Prosol (Parenteral Amino Acid 20% No.1) Brand 32 0 $5,670
Veltassa (Patiromer Calcium Sorbitex) Brand 32 0 $50,453

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thuan Nguyen's medical specialty?
Dr. Thuan Nguyen practices Nephrology Physician in Olympia, WA.
Where does Dr. Thuan Nguyen practice?
Dr. Thuan Nguyen practices at 3525 Ensign RD Ne, Olympia, WA 985065065. Office phone: 3604138121.
What is Dr. Thuan Nguyen's NPI?
Dr. Thuan Nguyen's National Provider Identifier (NPI) is 1831516889, issued by NPPES.
Does Dr. Thuan Nguyen accept Medicare assignment?
Yes. Dr. Thuan Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thuan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.