Stephanie Onyeforo, - Medicare Nurse Practitioner in Deerfield, IL

Stephanie Onyeforo, is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Deerfield, Illinois. She graduated from nursing school in 2019 and has 5 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Mathers Clinic Llc and her current practice location is 300 Waukegan Rd, Deerfield, Illinois. You can reach out to her office (for appointments etc.) via phone at (847) 945-4600.

Stephanie Onyeforo is licensed to practice in Illinois (license number 209018176) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1942816665.

Contact Information

Stephanie Onyeforo,
300 Waukegan Rd,
Deerfield, IL 60015-4908
(847) 945-4600
Not Available

Map and Direction




Provider's Profile

Full NameStephanie Onyeforo
GenderFemale
SpecialityNurse Practitioner
Experience5 Years
Location300 Waukegan Rd, Deerfield, Illinois
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Stephanie Onyeforo graduated from nursing school in 2019
  NPI Data:
  • NPI Number: 1942816665
  • Provider Enumeration Date: 09/17/2020
  • Last Update Date: 09/17/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7719388503
  • Enrollment ID: I20210630003370

Medical Identifiers

Medical identifiers for Stephanie Onyeforo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1942816665NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 209018176 (Illinois)Secondary
363LP0808XNurse Practitioner - Psychiatric/mental Health 209018176 (Illinois)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mathers Clinic Llc721411158223

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Stephanie Onyeforo allows following entities to bill medicare on her behalf.
Entity NameMathers Clinic Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316237530
PECOS PAC ID: 7214111582
Enrollment ID: O20110411000671

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Stephanie Onyeforo is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Stephanie Onyeforo,
400 Manda Ln Apt 406,
Wheeling, IL 60090-3810

Ph: (402) 202-5818
Stephanie Onyeforo,
300 Waukegan Rd,
Deerfield, IL 60015-4908

Ph: (847) 945-4600

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.