Doctor profile · Federal record

Dr. Dean Chiang, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Torrance, CA

  • NPI 1760484455
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3440 Lomita Blvd, Suite 228
Torrance, CA 905054801
(310) 326-3371
fax (310) 326-2294

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
November 18, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
California #A73856

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760484455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,282
Distinct HCPCS
10
Medicare allowed
$160,830
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 5,634 67 $5
95024 Test for allergy using allergenic extract injected into skin 1,517 41 $9
95165 Professional service for preparation and provision of 1 or more antigens 1,212 50 $17
95117 Professional service for multiple injections of allergen 447 88 $14
99214 Established patient office or other outpatient visit, 30-39 minutes 287 170 $134
95115 Professional service for single injection of allergen 222 35 $12
96372 Injection of drug or substance under skin or into muscle 168 22 $16
96401 Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 165 13 $80
95018 Test for allergy using combination of methods with drug or biological 132 11 $23
99204 New patient office or other outpatient visit, 45-59 minutes 110 110 $179

In context: peer comparison

Among 3 peers in Torrance Allergy & Immunology Physician, average services per provider: 584. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,643
Transactions
92
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 19 $578.00
Genzyme Corporation 14 $373.62
GlaxoSmithKline, LLC. 12 $340.96
Regeneron Healthcare Solutions, INC. 9 $276.74
Blueprint Medicines Corporation 6 $183.82
Novartis Pharmaceuticals Corporation 6 $131.03
Optinose US, INC. 5 $126.56
Takeda Pharmaceuticals U.S.A., INC. 3 $84.23
Pfizer INC. 4 $82.50
Genentech USA, INC. 3 $80.03
Kaleo, INC. 3 $76.32
BioCryst US Sales Co., LLC 2 $60.03
Csl Behring 2 $53.95
Grifols USA, LLC 2 $52.74
Phadia US INC. 2 $33.71

By nature of payment

Food and Beverage
$2,628
Education
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
905
Patients
255
Total drug cost
$532,316
Drug Type Claims Patients Total cost
Azelastine Hcl Generic 195 73 $5,883
Ipratropium Bromide Generic 94 31 $4,351
Fluticasone Propionate Generic 81 37 $1,479
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 77 16 $64,110
Xolair (Omalizumab) Brand 67 0 $179,858
Dupixent Pen (Dupilumab) Brand 59 0 $217,828
Prednisone Generic 55 38 $151
Montelukast Sodium Generic 48 18 $641
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 44 12 $21,768
Wixela Inhub (Fluticasone Propion/Salmeterol) Brand 38 0 $7,798

Frequently asked questions

Auto-generated from federal data
What is Dr. Dean Chiang's medical specialty?
Dr. Dean Chiang practices Allergy & Immunology Physician in Torrance, CA.
Where does Dr. Dean Chiang practice?
Dr. Dean Chiang practices at 3440 Lomita Blvd, Torrance, CA 905054801. Office phone: 3103263371.
What is Dr. Dean Chiang's NPI?
Dr. Dean Chiang's National Provider Identifier (NPI) is 1760484455, issued by NPPES.
Does Dr. Dean Chiang accept Medicare assignment?
Yes. Dr. Dean Chiang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dean Chiang commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165). Source: CMS Medicare Physician & Other Practitioners file.