Doctor profile · Federal record

Dr. STEPHANIE ONYEFORO

Psychiatric/Mental Health Nurse Practitioner (CMS: NURSE PRACTITIONER) · Family Nurse Practitioner · DEERFIELD, IL

  • NPI 1942816665
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 WAUKEGAN RD
DEERFIELD, IL 600154908
(847) 945-4600
Mailing address
400 MANDA LN APT 406
WHEELING, IL 600903810

Credentials & registration

NPPES · NUCC
NPI registered
September 2020 — 6 yrs on file
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Illinois #209018176

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942816665. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
108
Distinct HCPCS
2
Medicare allowed
$10,122
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 56 25 $110
90836 Psychotherapy with evaluation and management visit, 45 minutes 52 23 $76

In context: peer comparison

Among 1 peers in this city , average services per provider: 54. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$801
Transactions
44
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, Inc. 15 $169.86
Otsuka America Pharmaceutical, Inc. 7 $149.79
Lundbeck LLC 7 $135.88
ABBVIE INC. 4 $65.18
Janssen Pharmaceuticals, Inc 2 $49.49
Axsome Therapeutics, Inc. 2 $49.33
Neurocrine Biosciences, Inc. 2 $47.76
Supernus Pharmaceuticals, Inc. 2 $42.81
Indivior Inc. 1 $35.68
Corium, LLC 1 $28.04
Alkermes, Inc. 1 $27.29

By nature of payment

Food and Beverage
$801

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
445
Patients
25
Total drug cost
$13,571
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 60 11 $2,497
Sertraline Hcl Generic 46 14 $1,153
Fluoxetine Hcl Generic 42 0 $416
Escitalopram Oxalate Generic 35 0 $382
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 35 0 $674
Trazodone Hcl Generic 33 0 $176
Buspirone Hcl Generic 26 0 $626
Risperidone Generic 25 0 $1,359
Duloxetine Hcl Generic 24 0 $1,367
Aripiprazole Generic 22 0 $2,552