Doctor profile · Federal record

Dr. David Chudwin, M.D.

Allergy & Immunology Physician · Bourbonnais, IL

  • NPI 1669472262
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
475 Brown Blvd
Bourbonnais, IL 609142325
(815) 933-5092
fax (815) 933-5494
Mailing address
1 Briarwood Ln
Lincolnshire, IL 600692500

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
December 13, 2021
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Illinois #036-064258

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669472262. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,078
Distinct HCPCS
7
Medicare allowed
$49,449
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 1,033 33 $4
95165 Professional service for preparation and provision of 1 or more antigens 386 28 $15
95117 Professional service for multiple injections of allergen 334 78 $12
99214 Established patient office or other outpatient visit, 30-39 minutes 221 124 $131
96372 Injection of drug or substance under skin or into muscle 40 13 $15
94010 Test to measure expiratory airflow and volume 38 37 $27
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $174

In context: peer comparison

Among 1 peers in this city , average services per provider: 296. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
412
Patients
116
Total drug cost
$82,748
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 66 23 $2,346
Montelukast Sodium Generic 66 16 $1,132
Fluticasone Propionate Generic 41 0 $865
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 38 13 $44,495
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 35 24 $1,094
Prednisone Generic 25 16 $234
Azelastine Hcl Generic 24 13 $1,073
Arnuity Ellipta (Fluticasone Furoate) Brand 23 0 $7,034
Breo Ellipta (Fluticasone/Vilanterol) Brand 23 0 $18,947
Levocetirizine Dihydrochloride Generic 22 0 $876

Frequently asked questions

Auto-generated from federal data
What is Dr. David Chudwin's medical specialty?
Dr. David Chudwin practices Allergy & Immunology Physician in Bourbonnais, IL.
Where does Dr. David Chudwin practice?
Dr. David Chudwin practices at 475 Brown Blvd, Bourbonnais, IL 609142325. Office phone: 8159335092.
What is Dr. David Chudwin's NPI?
Dr. David Chudwin's National Provider Identifier (NPI) is 1669472262, issued by NPPES.
What procedures does Dr. David Chudwin commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for multiple injections of allergen (HCPCS 95117). Source: CMS Medicare Physician & Other Practitioners file.