Elizabeth Isak, - Medicare Obstetrics/gynecology in Chicago, IL

Elizabeth Isak, is a medicare enrolled "Obstetrics & Gynecology" physician in Chicago, Illinois. She went to University Of North Carolina At Chapel Hill School Of Medicine and graduated in 2017 and has 7 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Northwestern Medical Faculty Foundation and her current practice location is 680 N Lake Shore Dr Ste 810, Chicago, Illinois. You can reach out to her office (for appointments etc.) via phone at (312) 926-8811.

Elizabeth Isak is licensed to practice in Illinois (license number 036157790) 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 1003347055.

Contact Information

Elizabeth Isak,
680 N Lake Shore Dr Ste 810,
Chicago, IL 60611-8700
(312) 926-8811
(312) 926-8855

Map and Direction




Physician's Profile

Full NameElizabeth Isak
GenderFemale
SpecialityObstetrics/gynecology
Experience7 Years
Location680 N Lake Shore Dr Ste 810, Chicago, 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:
  • Elizabeth Isak attended and graduated from University Of North Carolina At Chapel Hill School Of Medicine in 2017
  NPI Data:
  • NPI Number: 1003347055
  • Provider Enumeration Date: 03/22/2017
  • Last Update Date: 02/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1254677172
  • Enrollment ID: I20210831003554

Medical Identifiers

Medical identifiers for Elizabeth Isak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003347055NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 036157790 (Illinois)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwestern Medical Faculty Foundation45875768143352

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

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. Elizabeth Isak 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
Elizabeth Isak,
680 N Lake Shore Dr Ste 810,
Chicago, IL 60611-8700

Ph: (312) 926-8811
Elizabeth Isak,
680 N Lake Shore Dr Ste 810,
Chicago, IL 60611-8700

Ph: (312) 926-8811

Reviews and Comments


Obstetrics & Gynecology Doctors in Chicago, IL

Malavika Kalyani Perinchery, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 5841 S Maryland Ave # Mc2050, Chicago, IL 60637
Phone: 773-834-0598    
Margaret C Schermerhorn, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1620 W Harrison St, Chicago, IL 60612
Phone: 312-942-5000    
Maria Teresa Tam, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 2845 N Sheridan Rd, Ste 902, Chicago, IL 60657
Phone: 773-904-8641    Fax: 872-888-1206
Mr. Clyde Harris Lawson, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 8234 S. Ashland Avenue, Chicago, IL 60620
Phone: 773-874-1400    Fax: 773-874-9245
Rebekah Osgood, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 680 N Lake Shore Dr Ste 810, Chicago, IL 60611
Phone: 312-926-3627    Fax: 312-587-9802
Dr. Sarah Hoque, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2001 S California Ave, Chicago, IL 60608
Phone: 773-584-6200    

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.