Kathleen Duffy, RD, LDN - Medicare Dietitian in Oak Park, IL

Kathleen Duffy, RD, LDN is a medicare enrolled "Dietitian, Registered" provider in Oak Park, Illinois. Her current practice location is 520 S Maple Ave, Oak Park, Illinois. You can reach out to her office (for appointments etc.) via phone at (708) 660-5900.

Kathleen Duffy is licensed to practice in Illinois (license number 164006269) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1659771897.

Contact Information

Kathleen Duffy, RD, LDN
520 S Maple Ave,
Oak Park, IL 60304-1022
(708) 660-5900
(708) 660-2210

Map and Direction




Healthcare Provider's Profile

Full NameKathleen Duffy
GenderFemale
SpecialityDietitian, Registered
Location520 S Maple Ave, Oak Park, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1659771897
  • Provider Enumeration Date: 08/25/2014
  • Last Update Date: 08/25/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 3072732304
  • Enrollment ID: I20140917002997

Medical Identifiers

Medical identifiers for Kathleen Duffy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659771897NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
133V00000XDietitian, Registered 164006269 (Illinois)Primary

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. Kathleen Duffy allows following entities to bill medicare on her behalf.
Provider NameRush Oak Park Physicians Group Center For Diabetes And Endocrine
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1841560141
PECOS PAC ID: 3971763707
Enrollment ID: O20120402000075

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. Kathleen Duffy 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
Kathleen Duffy, RD, LDN
520 S Maple Ave,
Oak Park, IL 60304-1022

Ph: (708) 660-5900
Kathleen Duffy, RD, LDN
520 S Maple Ave,
Oak Park, IL 60304-1022

Ph: (708) 660-5900

Reviews and Comments


Dietitian, Registered in Oak Park, IL

Amy Carson, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 1114 Lake St, Oak Park, IL 60301
Phone: 708-383-1114    
Molly Hodul, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 520 S Maple Ave, Oak Park, IL 60304
Phone: 708-660-3662    
Ms. Caroline J Salozzo, RDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 520 S Maple Ave, Oak Park, IL 60304
Phone: 708-660-2250    
Ms. Eileen Hourihan Mccarthy, MFN, RDN, LDN, CPT,
Dietitian
Medicare: Medicare Enrolled
Practice Location: 715 Lake St Ste 220, Oak Park, IL 60301
Phone: 708-285-1347    Fax: 708-356-6611
Ms. Kristen Beese Alfonsi, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 643 N Ridgeland Ave, Oak Park, IL 60302
Phone: 708-769-9551    
Ms. Samantha Gianakas, MS, RD, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 520 S Maple Ave, Oak Park, IL 60304
Phone: 708-660-6306    
Ms. Jennifer Jeanne Sherman, RDN
Dietitian
Medicare: Medicare Enrolled
Practice Location: 1048 Lake St Ste 300, Oak Park, IL 60301
Phone: 708-383-0258    

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.