Marie Elizabeth Nunez Villanueva, APRN-CNP - Medicare Nurse Practitioner in Chicago, IL

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Marie Elizabeth Nunez Villanueva, APRN-CNP is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Chicago, Illinois. She graduated from nursing school in 1997 and has 27 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Northwestern Medical Faculty Foundation and her current practice location is 446 E Ontario St, 6th Floor, Suite 6-300, Chicago, Illinois. You can reach out to her office (for appointments etc.) via phone at (312) 926-3207.

Marie Elizabeth Nunez Villanueva is licensed to practice in Illinois (license number 209.006884) 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 1457430027.

Contact Information

Marie Elizabeth Nunez Villanueva, APRN-CNP
446 E Ontario St, 6th Floor, Suite 6-300,
Chicago, IL 60611-4418
(312) 926-3207
Not Available

Map and Direction




Provider's Profile

Full NameMarie Elizabeth Nunez Villanueva
GenderFemale
SpecialityNurse Practitioner
Experience27 Years
Location446 E Ontario St, Chicago, 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:
  • Marie Elizabeth Nunez Villanueva graduated from nursing school in 1997
  NPI Data:
  • NPI Number: 1457430027
  • Provider Enumeration Date: 11/03/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 3072535046
  • Enrollment ID: I20170810001364

Medical Identifiers

Medical identifiers for Marie Elizabeth Nunez Villanueva such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457430027NPI-NPPES
041.364784OtherILRN LICENSE
309.003670OtherILAPN CONTROLLED SUBSTANCE
32689OtherCTCONTROLLED SUBSTANCE REG.
209.006884OtherILIL APN LICENSE NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health 209.006884 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northwestern Memorial HospitalChicago, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwestern Medical Faculty Foundation45875768143352

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. Marie Elizabeth Nunez Villanueva allows following entities to bill medicare on her behalf.
Entity NameNorthwestern Medical Faculty Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346235314
PECOS PAC ID: 4587576814
Enrollment ID: O20031105000541

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. Marie Elizabeth Nunez Villanueva 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
Marie Elizabeth Nunez Villanueva, APRN-CNP
446 E Ontario St, 6th Floor, Suite 6-300,
Chicago, IL 60611-4418

Ph: (312) 926-3207		Marie Elizabeth Nunez Villanueva, APRN-CNP
446 E Ontario St, 6th Floor, Suite 6-300,
Chicago, IL 60611-4418

Ph: (312) 926-3207

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).

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