Doctor profile · Federal record

Dr. Gregory Marcotte, M.D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Allergy Physician · Wilmington, DE

  • NPI 1861470767
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1401 Foulk RD Ste 205
Wilmington, DE 198032764
(302) 998-0300
Mailing address
700 Prides Xing Ste 200
Newark, DE 197136109

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
April 25, 2022
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Delaware #C1-0004987
Medicaid
DE #0001007701

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861470767. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12,270
Distinct HCPCS
10
Medicare allowed
$212,835
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 3,636 90 $4
95117 Professional service for multiple injections of allergen 3,458 276 $12
95024 Test for allergy using allergenic extract injected into skin 3,121 90 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 571 408 $91
95115 Professional service for single injection of allergen 338 43 $10
95018 Test for allergy using combination of methods with drug or biological 280 21 $20
99214 Established patient office or other outpatient visit, 30-39 minutes 272 208 $129
94010 Test to measure expiratory airflow and volume 242 185 $27
96372 Injection of drug or substance under skin or into muscle 134 17 $14
99204 New patient office or other outpatient visit, 45-59 minutes 75 75 $164

In context: peer comparison

Among 1 peers in this city , average services per provider: 876. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,777
Transactions
115
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 23 $572.67
GlaxoSmithKline, LLC. 19 $342.77
BioCryst US Sales Co., LLC 10 $336.40
GENZYME CORPORATION 5 $223.16
CSL Behring 7 $198.60
Regeneron Healthcare Solutions, Inc. 8 $164.30
PFIZER INC. 15 $155.11
Pharming Healthcare, Inc. 5 $115.65
SANOFI-AVENTIS U.S. LLC 1 $98.99
Takeda Pharmaceuticals U.S.A., Inc. 4 $96.83
ABBVIE INC. 5 $81.88
Grifols USA, LLC 4 $74.51
Genentech USA, Inc. 3 $74.41
Optinose US, Inc. 4 $68.40
Blueprint Medicines Corporation 2 $45.00

By nature of payment

Food and Beverage
$2,652
Education
$99
Consulting Fee
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,246
Patients
848
Total drug cost
$375,748
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 524 156 $10,703
Fluticasone Propionate Generic 342 126 $7,420
Azelastine Hcl Generic 310 109 $16,657
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 188 117 $7,279
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 115 30 $105,752
Symbicort (Budesonide/Formoterol Fumarate) Brand 108 30 $60,155
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 99 26 $73,741
Ipratropium Bromide Generic 99 36 $3,550
Levocetirizine Dihydrochloride Generic 94 27 $2,981
Prednisone Generic 91 73 $328

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Marcotte's medical specialty?
Dr. Gregory Marcotte practices Allergy & Immunology Physician in Wilmington, DE.
Where does Dr. Gregory Marcotte practice?
Dr. Gregory Marcotte practices at 1401 Foulk RD Ste 205, Wilmington, DE 198032764. Office phone: 3029980300.
What is Dr. Gregory Marcotte's NPI?
Dr. Gregory Marcotte's National Provider Identifier (NPI) is 1861470767, issued by NPPES.
Does Dr. Gregory Marcotte accept Medicare assignment?
Yes. Dr. Gregory Marcotte accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Marcotte commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Professional service for multiple injections of allergen (HCPCS 95117); Test for allergy using allergenic extract injected into skin (HCPCS 95024). Source: CMS Medicare Physician & Other Practitioners file.