Doctor profile · Federal record

Dr. Bac Nguyen, MD

Otolaryngology Physician (CMS: Otolaryngology) · West Covina, CA

  • NPI 1851400527
  • MIPS 0.0 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
933 S Sunset Avenue, Suite # 307
West Covina, CA 91790
(626) 962-6811
fax (626) 960-9520

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 17, 2008
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
California #G79012
Medicaid
CA #00G790120

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851400527. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,900
Distinct HCPCS
10
Medicare allowed
$670,254
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,483 563 $93
69200 Removal of foreign body in ear canal 730 408 $53
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 560 85 $79
69610 Repair of eardrum 516 239 $405
31231 Diagnostic exam of nasal passages using an endoscope 503 264 $204
31505 Diagnostic exam of voice box using an endoscope with mirror 407 211 $97
99203 New patient office or other outpatient visit, 30-44 minutes 137 137 $116
69220 Simple removal of skin debris and drainage of mastoid cavity 118 74 $59
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99 92 $173
99214 Established patient office or other outpatient visit, 30-39 minutes 58 45 $132

In context: peer comparison

Among 1 peers in West Covina Otolaryngology Physician, average services per provider: 257. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$484
Transactions
13
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $170.32
Genzyme Corporation 5 $168.20
Regeneron Healthcare Solutions, INC. 3 $84.95
GlaxoSmithKline, LLC. 1 $25.33
Optinose US, INC. 1 $22.47
Sanofi Pasteur INC. 1 $13.21

By nature of payment

Food and Beverage
$484

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,828
Patients
761
Total drug cost
$109,207
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 482 195 $11,643
Omeprazole Generic 309 118 $7,020
Pantoprazole Sodium Generic 169 56 $3,821
Levocetirizine Dihydrochloride Generic 126 40 $3,740
Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) Brand 125 76 $12,630
Mupirocin Generic 90 41 $1,290
Famotidine Generic 83 34 $1,867
Neomycin-Polymyxin-Hc (Neomycin/Polymyxin B/Hydrocort) Brand 69 47 $4,503
Dexlansoprazole Dr (Dexlansoprazole) Brand 67 21 $28,601
Ofloxacin Generic 66 44 $3,203

Frequently asked questions

Auto-generated from federal data
What is Dr. Bac Nguyen's medical specialty?
Dr. Bac Nguyen practices Otolaryngology Physician in West Covina, CA.
Where does Dr. Bac Nguyen practice?
Dr. Bac Nguyen practices at 933 S Sunset Avenue, West Covina, CA 91790. Office phone: 6269626811.
What is Dr. Bac Nguyen's NPI?
Dr. Bac Nguyen's National Provider Identifier (NPI) is 1851400527, issued by NPPES.
Does Dr. Bac Nguyen accept Medicare assignment?
Dr. Bac Nguyen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Bac Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of foreign body in ear canal (HCPCS 69200); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.