Rhiannon Mazenis, PA-C - Medicare in Oak Forest, IL

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Rhiannon Mazenis, PA-C is a medicare enrolled "Physician Assistant" in Oak Forest, Illinois. Her current practice location is 5320 159th St, Suite 400, Oak Forest, Illinois. You can reach out to her office (for appointments etc.) via phone at (708) 798-8112.

Rhiannon Mazenis is licensed to practice in Illinois (license number 385001545) 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 1669563805.

Contact Information

Rhiannon Mazenis, PA-C
5320 159th St, Suite 400,
Oak Forest, IL 60452-4705
(708) 798-8112
(708) 535-6396

Map and Direction




Provider's Profile

Full NameRhiannon Mazenis
GenderFemale
Speciality
Experience Years
Location5320 159th St, Oak Forest, 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:
  • Rhiannon Mazenis attended and graduated from in
  NPI Data:
  • NPI Number: 1669563805
  • Provider Enumeration Date: 09/27/2006
  • Last Update Date: 04/24/2019
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for Rhiannon Mazenis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669563805NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 385001545 (Illinois)Primary

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. Rhiannon Mazenis 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
Rhiannon Mazenis, PA-C
1365 Wiley Rd, Ste 153,
Schaumburg, IL 60173-4357

Ph: (847) 519-4701		Rhiannon Mazenis, PA-C
5320 159th St, Suite 400,
Oak Forest, IL 60452-4705

Ph: (708) 798-8112

Reviews and Comments


Physician Assistant Nurses in Oak Forest, IL

Sarah James Posey, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 15901 Cicero Ave, Oak Forest, IL 60452
Phone: 708-687-7200    
Mrs. Cory Cunningham, PA-C
Physician Assistant
Medicare: Medicare Enrolled
Practice Location: 15901 Cicero Ave, Oak Forest, IL 60452
Phone: 708-633-1968    

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.