Doctor profile · Federal record

Dr. Peter Nguyen, DO

Otolaryngology/Facial Plastic Surgery Physician (CMS: Otolaryngology) · Fountain Valley, CA

  • NPI 1538240734
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18111 Brookhurst St Ste 5400
Fountain Valley, CA 927086728
(714) 378-5577
fax (714) 378-5578

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 28, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207YX0905X — NUCC code
State license (1)
California #20A9575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538240734. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
511
Distinct HCPCS
10
Medicare allowed
$57,125
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 172 111 $98
99214 Established patient office or other outpatient visit, 30-39 minutes 80 58 $138
69210 Removal of impacted ear wax 70 57 $51
99203 New patient office or other outpatient visit, 30-44 minutes 68 68 $122
31575 Diagnostic exam of voice box using a flexible endoscope 27 24 $148
99212 Established patient office or other outpatient visit, 10-19 minutes 22 21 $62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $182
31231 Diagnostic exam of nasal passages using an endoscope 18 17 $217
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $180
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 11 $83

In context: peer comparison

Among 1 peers in this city , average services per provider: 51. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
616
Patients
287
Total drug cost
$13,885
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 260 102 $3,649
Levothyroxine Sodium Generic 74 11 $1,034
Ipratropium Bromide Generic 70 31 $5,760
Cephalexin Generic 44 36 $220
Tramadol Hcl Generic 39 35 $84
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 34 29 $304
Omeprazole Generic 34 16 $432
Fluocinolone Acetonide Oil Generic 22 15 $1,552
Levofloxacin Generic 14 12 $68
Synthroid (Levothyroxine Sodium) Brand 13 0 $646

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Nguyen's medical specialty?
Dr. Peter Nguyen practices Otolaryngology/Facial Plastic Surgery Physician in Fountain Valley, CA.
Where does Dr. Peter Nguyen practice?
Dr. Peter Nguyen practices at 18111 Brookhurst St Ste 5400, Fountain Valley, CA 927086728. Office phone: 7143785577.
What is Dr. Peter Nguyen's NPI?
Dr. Peter Nguyen's National Provider Identifier (NPI) is 1538240734, issued by NPPES.
Does Dr. Peter Nguyen accept Medicare assignment?
Yes. Dr. Peter Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Removal of impacted ear wax (HCPCS 69210). Source: CMS Medicare Physician & Other Practitioners file.