Dr Justin J Yoon, MD - Medicare Endocrinology in Grafton, WI

Dr Justin J Yoon, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Grafton, Wisconsin. He graduated from medical school in 2013 and has 11 years of diverse experience with area of expertise as Endocrinology. He is a member of the group practice Aurora Advanced Healthcare Inc and his current practice location is 215 W Washington St, Grafton, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (262) 375-3700.

Dr Justin J Yoon is licensed to practice in Wisconsin (license number 69491-20) 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 1669815247.

Contact Information

Dr Justin J Yoon, MD
215 W Washington St,
Grafton, WI 53024
(262) 375-3700
Not Available

Map and Direction




Physician's Profile

Full NameDr Justin J Yoon
GenderMale
SpecialityEndocrinology
Experience11 Years
Location215 W Washington St, Grafton, Wisconsin
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:
  • Dr Justin J Yoon graduated from medical school in 2013
  NPI Data:
  • NPI Number: 1669815247
  • Provider Enumeration Date: 04/12/2013
  • Last Update Date: 11/24/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2264727338
  • Enrollment ID: I20180827000002

Medical Identifiers

Medical identifiers for Dr Justin J Yoon such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669815247NPI-NPPES
100080051MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 69491-20 (Wisconsin)Primary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism LP03680 (Rhode Island)Secondary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aurora Medical Center - GraftonGrafton, WIHospital
Aurora Medical Ctr Washington CountyHartford, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Aurora Advanced Healthcare Inc3375625833929

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. Dr Justin J Yoon allows following entities to bill medicare on his behalf.
Entity NameAurora Advanced Healthcare Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265629133
PECOS PAC ID: 3375625833
Enrollment ID: O20080123000694

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. Dr Justin J Yoon 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
Dr Justin J Yoon, MD
215 Washington St,
Grafton, WI 53024-1700

Ph: (262) 375-3700
Dr Justin J Yoon, MD
215 W Washington St,
Grafton, WI 53024

Ph: (262) 375-3700

Reviews and Comments


Internal Medicine Doctors in Grafton, WI

Ali N Khan, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 975 Port Washington Rd, Grafton, WI 53024
Phone: 262-329-8150    Fax: 262-329-8151
Dr. Sonia Sharma Dhingra, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 975 Port Washington Rd, Grafton, WI 53024
Phone: 262-329-1000    
Julie Chicks, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: May Accept Medicare Assignments
Practice Location: 1990 Wisconsin Ave, Stop 1, Grafton, WI 53024
Phone: 262-377-2900    Fax: 262-377-5349
Kalpana Yeddula, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 975 Port Washington Rd, Grafton, WI 53024
Phone: 262-329-1000    
Beatrice L Hoolboom, MD
Endocrinology, Diabetes & Metabolism
Medicare: Not Enrolled in Medicare
Practice Location: 215 W Washington Street, Grafton, WI 53024
Phone: 262-375-3700    Fax: 262-376-6024
Amanda R Olstinski, MD
Endocrinology, Diabetes & Metabolism
Medicare: Medicare Enrolled
Practice Location: 975 Port Washington Rd, Grafton, WI 53024
Phone: 262-329-1000    
John Scott Maul, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 975 Port Washington Rd, Grafton, WI 53024
Phone: 262-857-5750    

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).

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