Mark K Chang, MD - Medicare in Dyer, IN

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Mark K Chang, MD is a medicare enrolled "Orthopaedic Surgery" physician in Dyer, Indiana. His current practice location is 1100 Joliet St, Ste 104, Dyer, Indiana. You can reach out to his office (for appointments etc.) via phone at (219) 836-4955.

Mark K Chang is licensed to practice in Illinois (license number 036095817) 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 1871607507.

Contact Information

Mark K Chang, MD
1100 Joliet St, Ste 104,
Dyer, IN 46311-1996
(219) 836-4955
(219) 865-2377

Map and Direction




Physician's Profile

Full NameMark K Chang
GenderMale
Speciality
Experience Years
Location1100 Joliet St, Dyer, Indiana
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:
  • Mark K Chang attended and graduated from in
  NPI Data:
  • NPI Number: 1871607507
  • Provider Enumeration Date: 08/19/2006
  • Last Update Date: 02/05/2025
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for Mark K Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1871607507NPI-NPPES
036095817MedicaidIL
P00419910OtherRAILROAD MEDICARE
200868870AMedicaidIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 200033540A (Indiana)Secondary
207X00000XOrthopaedic Surgery 036095817 (Illinois)Primary

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. Mark K Chang 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
Mark K Chang, MD
1100 Joliet St, Ste 104,
Dyer, IN 46311-1996

Ph: (219) 836-4955		Mark K Chang, MD
1100 Joliet St, Ste 104,
Dyer, IN 46311-1996

Ph: (219) 836-4955

Reviews and Comments


Orthopaedic Surgery Doctors in Dyer, IN


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.