John Friedewald, MD - Medicare Nephrology in Chicago, IL

John Friedewald, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Chicago, Illinois. He went to Columbia University College Of Physicians And Surgeons and graduated in 1998 and has 26 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Northwestern Medical Faculty Foundation and his current practice location is 675 N Saint Clair St, Galter 17-200, Chicago, Illinois. You can reach out to his office (for appointments etc.) via phone at (312) 695-8900.

John Friedewald is licensed to practice in Illinois (license number 036113031) 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 1508801093.

Contact Information

John Friedewald, MD
675 N Saint Clair St, Galter 17-200,
Chicago, IL 60611-5975
(312) 695-8900
(312) 695-9194



Physician's Profile

Full NameJohn Friedewald
GenderMale
SpecialityNephrology
Experience26 Years
Location675 N Saint Clair St, Chicago, 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 Friedewald attended and graduated from Columbia University College Of Physicians And Surgeons in 1998
  NPI Data:
  • NPI Number: 1508801093
  • Provider Enumeration Date: 06/18/2006
  • Last Update Date: 07/06/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 3072564012
  • Enrollment ID: I20050318000137

Medical Identifiers

Medical identifiers for John Friedewald such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508801093NPI-NPPES
036113031MedicaidIL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology 036113031 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northwestern Memorial HospitalChicago, ILHospital
Central Dupage HospitalWinfield, ILHospital
Palos Community HospitalPalos heights, ILHospital
Northwestern Lake Forest HospitalLake forest, ILHospital
Northwestern Medicine Mchenry HospitalMchenry, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwestern Medical Faculty Foundation45875768143255

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

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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 Friedewald 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 Friedewald, MD
680 N Lake Shore Dr, Suite 1000,
Chicago, IL 60611-4546

Ph: (312) 695-8900
John Friedewald, MD
675 N Saint Clair St, Galter 17-200,
Chicago, IL 60611-5975

Ph: (312) 695-8900

News Archive

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A new study reports that more patients receive worse-quality care or die at teaching hospitals during July because experienced residents shuffle off to greener pastures, leaving untrained "newbies" to take their spots and learn the ropes.

FDA re-examining safety of new drug approved for Parkinson's disease psychosis

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Internal Medicine Doctors in Chicago, IL

Dr. Sorin C Danciu, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 3134 N Clark St, Chicago, IL 60657
Phone: 773-880-9722    
Anoopa A. Koshy, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 259 E Erie St Ste 2200, Chicago, IL 60611
Phone: 312-926-6000    
William Edmond Gerardi, M.D.
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 3730 N Lake Shore Dr, Apartment 2a, Chicago, IL 60613
Phone: 773-244-3060    
Suparna Dutta, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1700 W Van Buren St, Suite 500, Chicago, IL 60612
Phone: 312-942-4200    Fax: 312-942-3568
Alexandra Dumitrescu,
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 5841 S Maryland Ave, Chicago, IL 60637
Phone: 888-824-0200    
Dr. Mitesh Mahesh Kabadi, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1725 W Harrison St Ste 1159, Chicago, IL 60612
Phone: 312-942-5020    
Dr. Marta Batus, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1725 W Harrison St, Suite 809, Chicago, IL 60612
Phone: 312-563-2487    Fax: 312-942-3192

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