Haroon Yousaf Chaudhary, DO - Medicare Internal Medicine in Downers Grove, IL

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Haroon Yousaf Chaudhary, DO is a medicare enrolled "Hospitalist" physician in Downers Grove, Illinois. He graduated from medical school in 2011 and has 14 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Advocate Health And Hospitals Corporation, Aurora Medical Group, Inc. and his current practice location is 3815 Highland Ave, Downers Grove, Illinois. You can reach out to his office (for appointments etc.) via phone at (630) 275-3285.

Haroon Yousaf Chaudhary is licensed to practice in Illinois (license number 036137388) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1295027498.

Contact Information

Haroon Yousaf Chaudhary, DO
3815 Highland Ave,
Downers Grove, IL 60515-1500
(630) 275-3285
(708) 346-8285

Map and Direction




Physician's Profile

Full NameHaroon Yousaf Chaudhary
GenderMale
SpecialityInternal Medicine
Experience14 Years
Location3815 Highland Ave, Downers Grove, Illinois
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Haroon Yousaf Chaudhary graduated from medical school in 2011
  NPI Data:
  • NPI Number: 1295027498
  • Provider Enumeration Date: 05/05/2011
  • Last Update Date: 01/14/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 5698080844
  • Enrollment ID: I20150817001862

Medical Identifiers

Medical identifiers for Haroon Yousaf Chaudhary such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1295027498NPI-NPPES
100240539MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist 2747-321 (Wisconsin)Secondary
208M00000XHospitalist 036137388 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Advocate Good Samaritan HospitalDowners grove, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Advocate Health And Hospitals Corporation78108009352682
Aurora Medical Group, Inc.67097942583491

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. Haroon Yousaf Chaudhary allows following entities to bill medicare on his behalf.
Entity NameAdvocate Health And Hospitals Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700824455
PECOS PAC ID: 7810800935
Enrollment ID: O20031106000064

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. Haroon Yousaf Chaudhary 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
Haroon Yousaf Chaudhary, DO
29373 Network Pl,
Chicago, IL 60673-1293

Ph: (847) 390-5922		Haroon Yousaf Chaudhary, DO
3815 Highland Ave,
Downers Grove, IL 60515-1500

Ph: (630) 275-3285

Reviews and Comments


Hospitalist Doctors in Downers Grove, IL

Dr. Akshay Dipak Patel, MD
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Phone: 630-469-9200    Fax: 630-456-7486
Samira Ibrahim, DO
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Husna Khan, DO
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Morgan Spencer Tarbutton, DO
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Phone: 630-435-9888    Fax: 630-963-1524

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.