Doctor profile · Federal record

Dr. Nathan Lebak, MD

Allergy & Immunology (Internal Medicine) Physician (CMS: Allergy/Immunology) · Burlington, WI

  • NPI 1285841155
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
248 McHenry St
Burlington, WI 531051828
(262) 767-8000
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
July 17, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RA0201X — NUCC code
State license (1)
Wisconsin #51921
Medicaid
WI #35323300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285841155. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,436
Distinct HCPCS
5
Medicare allowed
$56,278
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 977 27 $3
99214 Established patient office or other outpatient visit, 30-39 minutes 313 188 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 67 57 $87
99204 New patient office or other outpatient visit, 45-59 minutes 58 58 $150
94010 Test to measure expiratory airflow and volume 21 21 $24

In context: peer comparison

Among 1 peers in Burlington Allergy & Immunology (Internal Medicine) Physician, average services per provider: 287. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,976
Patients
761
Total drug cost
$557,226
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 345 140 $8,437
Montelukast Sodium Generic 328 87 $5,252
Azelastine Hcl Generic 259 127 $12,399
Breo Ellipta (Fluticasone/Vilanterol) Brand 240 56 $153,001
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 159 72 $5,753
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 128 32 $143,823
Ipratropium Bromide Generic 112 71 $6,631
Symbicort (Budesonide/Formoterol Fumarate) Brand 98 31 $55,289
Mometasone Furoate Generic 74 51 $2,942
Arnuity Ellipta (Fluticasone Furoate) Brand 48 14 $20,756

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Lebak's medical specialty?
Dr. Nathan Lebak practices Allergy & Immunology (Internal Medicine) Physician in Burlington, WI.
Where does Dr. Nathan Lebak practice?
Dr. Nathan Lebak practices at 248 McHenry St, Burlington, WI 531051828. Office phone: 2627678000.
What is Dr. Nathan Lebak's NPI?
Dr. Nathan Lebak's National Provider Identifier (NPI) is 1285841155, issued by NPPES.
Does Dr. Nathan Lebak accept Medicare assignment?
Yes. Dr. Nathan Lebak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Lebak commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.