John L Chu, MD - Medicare Ophthalmology in Aurora, IL

John L Chu, MD is a medicare enrolled "Ophthalmology" physician in Aurora, Illinois. He went to Harvard Medical School and graduated in 1994 and has 30 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Advocate Health And Hospitals Corporation and his current practice location is 1221 N Highland Ave, Aurora, Illinois. You can reach out to his office (for appointments etc.) via phone at (630) 859-8700.

John L Chu is licensed to practice in Illinois (license number 036-097799) 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 1548285844.

Contact Information

John L Chu, MD
1221 N Highland Ave,
Aurora, IL 60506-1404
(630) 859-8700
Not Available

Map and Direction




Physician's Profile

Full NameJohn L Chu
GenderMale
SpecialityOphthalmology
Experience30 Years
Location1221 N Highland Ave, Aurora, 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:
  • John L Chu attended and graduated from Harvard Medical School in 1994
  NPI Data:
  • NPI Number: 1548285844
  • Provider Enumeration Date: 07/13/2006
  • Last Update Date: 11/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8022132448
  • Enrollment ID: I20100907000909

Medical Identifiers

Medical identifiers for John L Chu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548285844NPI-NPPES
036097799MedicaidIL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 036-097799 (Illinois)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Advocate Health And Hospitals Corporation78108009352484

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. John L Chu 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: 1003542184
PECOS PAC ID: 7810800935
Enrollment ID: O20220930002728

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. John L Chu 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
John L Chu, MD
2357 Sequoia Dr,
Aurora, IL 60506-6222

Ph: (630) 859-6800
John L Chu, MD
1221 N Highland Ave,
Aurora, IL 60506-1404

Ph: (630) 859-8700

Reviews and Comments


Ophthalmology Doctors in Aurora, IL

Dr. Lois Ann Polatnick, MD
Ophthalmology
Medicare: Medicare Enrolled
Practice Location: 1300 N Highland Ave, Aurora, IL 60506
Phone: 630-897-5104    
Richard D Zak, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1300 N Highland Ave, Ste 1, Aurora, IL 60506
Phone: 630-897-5104    Fax: 630-897-5089
Benjamin Mathew, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1221 N Highland Ave, Aurora, IL 60506
Phone: 630-859-8700    
David K Yoo, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1300 N Highland Ave Ste 1, Aurora, IL 60506
Phone: 630-897-5104    Fax: 630-897-5089
Robert J Barnes, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 1300 N Highland Ave, Suite 1, Aurora, IL 60506
Phone: 630-897-5104    Fax: 630-897-5089
Tosca M Kekish, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 1221 N Highland Ave, Aurora, IL 60506
Phone: 630-859-8700    

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.

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