Doctor profile · Federal record

Dr. Leslie Grammer, MD

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

  • NPI 1487690285
  • MIPS 91.3 / 100 · 2023
  • 50 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
675 N Saint Clair St Ste 18-250
Chicago, IL 606115980
(312) 695-8624
Additional location
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
(312) 695-9797
Mailing address
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 9, 2024
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Illinois #036054997

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487690285. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,114
Distinct HCPCS
8
Medicare allowed
$52,633
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 498 27 $5
99214 Established patient office or other outpatient visit, 30-39 minutes 132 96 $134
95018 Test for allergy using combination of methods with drug or biological 129 18 $21
95024 Test for allergy using allergenic extract injected into skin 123 17 $9
99204 New patient office or other outpatient visit, 45-59 minutes 91 91 $178
94375 Test to measure rate of airflow 85 66 $40
99215 Established patient office or other outpatient visit, 40-54 minutes 35 25 $189
95076 Test for allergy using ingested items, initial 2 hours 21 20 $127

In context: peer comparison

Among 6 peers in this city , average services per provider: 140. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
HOSPIRA, INC. 1 $27.81

By nature of payment

Food and Beverage
$28

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
277
Patients
48
Total drug cost
$114,221
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 56 18 $1,259
Breo Ellipta (Fluticasone/Vilanterol) Brand 48 0 $23,784
Azelastine Hcl Generic 45 18 $2,925
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 28 0 $19,794
Fluticasone Propionate Generic 28 12 $918
Symbicort (Budesonide/Formoterol Fumarate) Brand 22 0 $10,618
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 16 0 $759
Flovent Hfa (Fluticasone Propionate) Brand 12 0 $10,829
Dupixent Pen (Dupilumab) Brand 11 0 $42,646
Olopatadine Hcl Generic 11 0 $689

Frequently asked questions

Auto-generated from federal data
What is Dr. Leslie Grammer's medical specialty?
Dr. Leslie Grammer practices Allergy & Immunology Physician in Chicago, IL.
Where does Dr. Leslie Grammer practice?
Dr. Leslie Grammer practices at 675 N Saint Clair St Ste 18-250, Chicago, IL 606115980. Office phone: 3126958624.
What is Dr. Leslie Grammer's NPI?
Dr. Leslie Grammer's National Provider Identifier (NPI) is 1487690285, issued by NPPES.
Does Dr. Leslie Grammer accept Medicare assignment?
Dr. Leslie Grammer does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Leslie Grammer 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); Test for allergy using combination of methods with drug or biological (HCPCS 95018). Source: CMS Medicare Physician & Other Practitioners file.