Doctor profile · Federal record

Dr. Karen Gagnon, NP

Nurse Practitioner · Dearborn, MI

  • NPI 1417223520
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18101 Oakwood Blvd
Dearborn, MI 481244089
(313) 593-7000
fax (734) 446-9750
Mailing address
26901 Beaumont Blvd # 3D
Southfield, MI 480333849

Credentials & registration

NPPES · NUCC
NPI registered
March 2012 — 14 yrs on file
Profile last updated
May 21, 2025
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Michigan #4704229542

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417223520. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,391
Distinct HCPCS
1
Medicare allowed
$118,732
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,391 164 $85

In context: peer comparison

Among 6 peers in Dearborn Nurse Practitioner, average services per provider: 121. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,266
Transactions
91
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 20 $721.71
Janssen Pharmaceuticals, INC 9 $642.78
Otsuka America Pharmaceutical, INC. 16 $408.94
Abbvie INC. 16 $333.66
Alkermes, INC. 6 $240.28
Axsome Therapeutics, INC. 3 $149.87
Neurocrine Biosciences, INC. 3 $137.08
Teva Pharmaceuticals USA, INC. 2 $135.72
Supernus Pharmaceuticals, INC. 1 $125.00
Lundbeck LLC 5 $111.63
Ironshore Pharmaceuticals INC. 3 $66.43
Almatica Pharma LLC 2 $43.14
E.R. Squibb & Sons, L.L.C. 1 $35.81
Corium, LLC 2 $35.16
Tris Pharma INC 2 $33.51

By nature of payment

Food and Beverage
$3,254
Education
$12

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,255
Patients
497
Total drug cost
$193,821
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 760 60 $23,743
Risperidone Generic 596 42 $8,966
Lorazepam Generic 565 55 $5,577
Trazodone Hcl Generic 445 45 $6,593
Olanzapine Generic 441 39 $11,074
Divalproex Sodium Generic 336 34 $10,036
Benztropine Mesylate Generic 279 28 $2,998
Buspirone Hcl Generic 261 32 $6,865
Topiramate Generic 253 21 $3,416
Clonazepam Generic 249 31 $2,395

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Gagnon's medical specialty?
Dr. Karen Gagnon practices Nurse Practitioner in Dearborn, MI.
Where does Dr. Karen Gagnon practice?
Dr. Karen Gagnon practices at 18101 Oakwood Blvd, Dearborn, MI 481244089. Office phone: 3135937000.
What is Dr. Karen Gagnon's NPI?
Dr. Karen Gagnon's National Provider Identifier (NPI) is 1417223520, issued by NPPES.
Does Dr. Karen Gagnon accept Medicare assignment?
Yes. Dr. Karen Gagnon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Gagnon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.