Dr Christa B Williams, MD - Medicare Family Practice in Dexter, MI

Dr Christa B Williams, MD is a medicare enrolled "Family Medicine" physician in Dexter, Michigan. She went to University Of Michigan Medical School and graduated in 1999 and has 25 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Regents Of The University Of Michigan and her current practice location is 7300 Dexter Ann Arbor Rd, Dexter, Michigan. You can reach out to her office (for appointments etc.) via phone at (734) 426-2796.

Dr Christa B Williams is licensed to practice in Michigan (license number 4301082146) 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 1144336975.

Contact Information

Dr Christa B Williams, MD
7300 Dexter Ann Arbor Rd,
Dexter, MI 48130-8598
(734) 426-2796
(734) 426-4370

Map and Direction




Physician's Profile

Full NameDr Christa B Williams
GenderFemale
SpecialityFamily Practice
Experience25 Years
Location7300 Dexter Ann Arbor Rd, Dexter, Michigan
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:
  • Dr Christa B Williams attended and graduated from University Of Michigan Medical School in 1999
  NPI Data:
  • NPI Number: 1144336975
  • Provider Enumeration Date: 08/22/2006
  • Last Update Date: 07/31/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 8729074463
  • Enrollment ID: I20040420001644

Medical Identifiers

Medical identifiers for Dr Christa B Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144336975NPI-NPPES
4516866MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 4301082146 (Michigan)Primary
207VG0400XObstetrics & Gynecology - Gynecology CW082146 (Michigan)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Michigan Health SystemAnn arbor, MIHospital
St Joseph Mercy ChelseaChelsea, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Regents Of The University Of Michigan37794968562916

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 Christa B Williams allows following entities to bill medicare on her behalf.
Entity NameRegents Of The University Of Michigan
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669402848
PECOS PAC ID: 3779496856
Enrollment ID: O20031117000359

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 Christa B 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
Dr Christa B Williams, MD
3621 South State Street, 700 Kms Place,
Ann Arbor, MI 48108

Ph: (734) 936-2047
Dr Christa B Williams, MD
7300 Dexter Ann Arbor Rd,
Dexter, MI 48130-8598

Ph: (734) 426-2796

Reviews and Comments


Family Medicine Doctors in Dexter, MI

Katherine Turner, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7300 Dexter Ann Arbor Rd, Dexter, MI 48130
Phone: 734-539-5000    
Kathryn Mary Jordan Harmes, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7300 Dexter-ann Arbor Rd, Dexter, MI 48130
Phone: 734-426-2796    
Nafeeza Hussain, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 7300 Dexter Ann Arbor Rd, Dexter, MI 48130
Phone: 734-539-5000    
Seema Mehta, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 7300 Dexter Ann Arbor Rd, Dexter, MI 48130
Phone: 734-539-5000    
Brianna Abbate Marzolf, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 7300 Dexter Ann Arbor Rd, Dexter, MI 48130
Phone: 734-539-5000    
Philip Zazove, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 7300 Dexter-ann Arbor Rd, Dexter, MI 48130
Phone: 734-426-4370    

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.