Doctor profile · Federal record

Dr. Hana Bui, MD

Otology & Neurotology Physician · Fullerton, CA

  • NPI 1508849845
  • 21 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1321 N Harbor Blvd, Suite 101
Fullerton, CA 928354129
(714) 870-4822
fax (714) 870-4804

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
January 21, 2010
Specialty taxonomy
207YX0901X — NUCC code
State license (1)
California #G064344

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508849845. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
481
Distinct HCPCS
6
Medicare allowed
$38,821
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 212 188 $99
69210 Removal of impacted ear wax 179 157 $51
99214 Established patient office or other outpatient visit, 30-39 minutes 38 36 $139
11000 Removal of inflamed or infected skin, up to 10% of body surface 20 11 $65
92504 Exam of ear using a microscope 20 11 $33
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $123

In context: peer comparison

Among 1 peers in Fullerton Otology & Neurotology Physician, average services per provider: 80. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
597
Patients
224
Total drug cost
$15,756
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 205 70 $4,404
Fluticasone Propionate Generic 108 38 $2,779
Ipratropium Bromide Generic 57 27 $3,241
Azelastine Hcl Generic 49 21 $1,800
Mometasone Furoate Generic 33 20 $795
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 32 21 $376
Omeprazole Generic 31 0 $363
Fluocinolone Acetonide Oil Generic 25 14 $1,415
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 25 13 $350
Meclizine Hcl Generic 21 0 $207

Frequently asked questions

Auto-generated from federal data
What is Dr. Hana Bui's medical specialty?
Dr. Hana Bui practices Otology & Neurotology Physician in Fullerton, CA.
Where does Dr. Hana Bui practice?
Dr. Hana Bui practices at 1321 N Harbor Blvd, Fullerton, CA 928354129. Office phone: 7148704822.
What is Dr. Hana Bui's NPI?
Dr. Hana Bui's National Provider Identifier (NPI) is 1508849845, issued by NPPES.
What procedures does Dr. Hana Bui commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of impacted ear wax (HCPCS 69210); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.