1. Home
  2. Directory
  3. Illinois
  4. Barrington
  5. Nurse Practitioner
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

STEPHANIE ONYEFORO
NPI 1942816665
Nurse Practitioner - Psychiatric/Mental Health in Barrington, IL

Active since September 17, 2020PECOS Enrolled
135 PARK AVE STE LL7, BARRINGTON, IL 60010(815) 717-4705(815) 717-4365 Get Directions Write a Review

NPPES record last updated: August 14, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 14, 2026, Sep 17, 2020 (2 updates tracked since 2020).

About Stephanie Onyeforo NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHANIE ONYEFORO (NPI 1942816665) is an individual psychiatric/mental health provider in Barrington, Illinois, licensed in Illinois (209018176) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1942816665
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameSTEPHANIE ONYEFORO
Location Address135 PARK AVE STE LL7Barrington, IL 60010-4370
Mailing Address135 Park Ave Ste Ll7Barrington, IL 60010-4370 · (815) 717-4705 · Fax (815) 717-4365
Phone(815) 717-4705
Fax(815) 717-4365
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateSeptember 17, 2020
Last NPPES UpdateAugust 14, 20262 updates tracked since enumeration
NPPES CertifiedAugust 14, 2026
✔ NPI 1942816665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 209018176
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 209018176 (IL)
135 PARK AVE STE LL7, Barrington, IL 60010
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephanie Onyeforo is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7719388503
PECOS Enrollment IDI20210630003370
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
53 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60010 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

INTEGRAL BEHAVIORAL HEALTH SERVICES
Nurse Practitioner (Psychiatric/Mental Health)
135 PARK AVE STE LL7
BARRINGTON, IL 60010
Cook County (815) 717-4705

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephanie Onyeforo's NPI number?

The NPI number for Stephanie Onyeforo is 1942816665. It was assigned to this individual provider in the NPPES registry on September 17, 2020.

Where is Stephanie Onyeforo located?

Stephanie Onyeforo practices at 135 Park Ave Ste Ll7, Barrington, IL 60010. The listed phone number is (815) 717-4705.

What is Stephanie Onyeforo's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Stephanie Onyeforo enrolled in Medicare?

Yes. Stephanie Onyeforo is registered in the Medicare PECOS enrollment system.

What insurance does Stephanie Onyeforo accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health and Providence Health Plan list Stephanie Onyeforo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Stephanie Onyeforo was last updated on August 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.