Robert Michael Williams, MD - Medicare Orthopedic Surgery in Chelsea, MI

Robert Michael Williams, MD is a medicare enrolled "Orthopaedic Surgery" physician in Chelsea, Michigan. He went to University Of Michigan Medical School and graduated in 1999 and has 25 years of diverse experience with area of expertise as Orthopedic Surgery. He is a member of the group practice Iha Health Services Corporation and his current practice location is 14650 E. Old Us Hwy 12, Suite 105, Chelsea, Michigan. You can reach out to his office (for appointments etc.) via phone at (734) 593-5700.

Robert Michael Williams is licensed to practice in Michigan (license number 4301074263) 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 1407878093.

Contact Information

Robert Michael Williams, MD
14650 E. Old Us Hwy 12, Suite 105,
Chelsea, MI 48118
(734) 593-5700
(734) 593-5705

Map and Direction




Physician's Profile

Full NameRobert Michael Williams
GenderMale
SpecialityOrthopedic Surgery
Experience25 Years
Location14650 E. Old Us Hwy 12, Chelsea, Michigan
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:
  • Robert Michael Williams attended and graduated from University Of Michigan Medical School in 1999
  NPI Data:
  • NPI Number: 1407878093
  • Provider Enumeration Date: 07/24/2006
  • Last Update Date: 06/19/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 0244240547
  • Enrollment ID: I20060725000239

Medical Identifiers

Medical identifiers for Robert Michael Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1407878093NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 4301074263 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Joseph Mercy Home Care, Ann ArborFarmington hills, MIHome health agency
Great Lakes CaringJackson, MIHome health agency
St Joseph Mercy ChelseaChelsea, MIHospital
Saint Joseph Mercy Livingston HospitalHowell, MIHospital
University Of Michigan Health SystemAnn arbor, MIHospital
St Joseph Mercy HospitalAnn arbor, MIHospital
Emma L Bixby Medical CenterAdrian, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Iha Health Services Corporation2466351440945

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. Robert Michael Williams allows following entities to bill medicare on his behalf.
Entity NameIha Health Services Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457408965
PECOS PAC ID: 2466351440
Enrollment ID: O20040108000355

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. Robert Michael Williams 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
Robert Michael Williams, MD
24 Frank Lloyd Wright Dr., Lobby J2000,
Ann Arbor, MI 48106

Ph: (734) 475-4028
Robert Michael Williams, MD
14650 E. Old Us Hwy 12, Suite 105,
Chelsea, MI 48118

Ph: (734) 593-5700

Reviews and Comments


Orthopaedic Surgery Doctors in Chelsea, MI

Mark C Pinto, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 14650 E. Old Us Hwy 12, Suite 105, Chelsea, MI 48118
Phone: 734-593-5700    Fax: 734-593-5705
Dr. Cameron Patthanacharoenphon, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 14650 E Old Us Highway 12 Ste 104, Chelsea, MI 48118
Phone: 734-593-5700    
Andrew Moore, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 14650 E. Old Us Hwy 12, Suite 105, Chelsea, MI 48118
Phone: 734-593-5700    Fax: 734-593-5705
William R Lee, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 14650 Old Us East, Suite 306, Chelsea, MI 48118
Phone: 734-475-6022    Fax: 734-475-6021
Creg A Carpenter, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 14650 E. Old Us Hwy 12, Suite 105, Chelsea, MI 48118
Phone: 734-593-5700    Fax: 734-593-5705

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.