Doctor profile · Federal record

Dr. Dawn Lei, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Hospitalist Physician · Sycamore, IL

  • NPI 1740660554
  • Accepts Medicare
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2127 Midlands CT Unit 203
Sycamore, IL 601783173
(815) 758-8106
fax (815) 758-8108
Additional location
303 E Army Trail RD Ste 403
Bloomingdale, IL 601082155
(630) 894-7083
Mailing address
303 E Army Trail RD Ste 403
Bloomingdale, IL 601082155

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
July 15, 2024
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207K00000X — NUCC code
State licenses (2)
Illinois #036.146239 · Illinois #036146239

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740660554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
350
Distinct HCPCS
7
Medicare allowed
$34,784
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 105 61 $180
96372 Injection of drug or substance under skin or into muscle 92 17 $14
99214 Established patient office or other outpatient visit, 30-39 minutes 77 48 $127
94010 Test to measure expiratory airflow and volume 25 22 $27
96127 Assessment of emotional or behavioral problems 18 16 $5
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 17 11 $33
99205 New patient office or other outpatient visit, 60-74 minutes 16 16 $218

In context: peer comparison

Among 1 peers in Sycamore Allergy & Immunology Physician, average services per provider: 50. This provider delivers 7.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$233
Transactions
11
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 4 $73.34
Genentech USA, INC. 1 $33.36
Blueprint Medicines Corporation 1 $28.57
Csl Behring 1 $26.54
Genzyme Corporation 1 $19.54
GlaxoSmithKline, LLC. 1 $19.26
Novartis Pharmaceuticals Corporation 1 $17.88
Amgen INC. 1 $14.06

By nature of payment

Food and Beverage
$233

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
264
Patients
61
Total drug cost
$170,052
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 70 12 $64,761
Azelastine Hcl Generic 51 17 $2,641
Montelukast Sodium Generic 37 14 $809
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 26 18 $761
Fluticasone Propionate Generic 18 0 $535
Aralast NP (Alpha-1-Proteinase Inhibitor) Brand 14 0 $88,993
Prednisone Generic 13 0 $33
Symbicort (Budesonide/Formoterol Fumarate) Brand 13 0 $8,802
Asmanex (Mometasone Furoate) Brand 11 0 $2,667
Triamcinolone Acetonide Generic 11 0 $49

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dawn Lei's medical specialty?
Dr. Dawn Lei practices Allergy & Immunology Physician in Sycamore, IL.
Where does Dr. Dawn Lei practice?
Dr. Dawn Lei practices at 2127 Midlands CT Unit 203, Sycamore, IL 601783173. Office phone: 8157588106.
What is Dr. Dawn Lei's NPI?
Dr. Dawn Lei's National Provider Identifier (NPI) is 1740660554, issued by NPPES.
Does Dr. Dawn Lei accept Medicare assignment?
Yes. Dr. Dawn Lei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dawn Lei commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Injection of drug or substance under skin or into muscle (HCPCS 96372); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.