Margret Duncan, MD - Medicare Family Practice in Holland, MI

Margret Duncan, MD is a medicare enrolled "Family Medicine" physician in Holland, Michigan. She went to Wayne State University School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Holland Community Health Center and her current practice location is 336 S River Ave, Holland, Michigan. You can reach out to her office (for appointments etc.) via phone at (616) 394-3788.

Margret Duncan is licensed to practice in Michigan (license number 4301070620) 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 1114940434.

Contact Information

Margret Duncan, MD
336 S River Ave,
Holland, MI 49423-3326
(616) 394-3788
Not Available

Map and Direction




Physician's Profile

Full NameMargret Duncan
GenderFemale
SpecialityFamily Practice
Experience27 Years
Location336 S River Ave, Holland, 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:
  • Margret Duncan attended and graduated from Wayne State University School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1114940434
  • Provider Enumeration Date: 07/26/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 8729040415
  • Enrollment ID: I20041104000095

Medical Identifiers

Medical identifiers for Margret Duncan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114940434NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 4301070620 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Holland Community HospitalHolland, MIHospital
Spectrum HealthGrand rapids, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Holland Community Health Center27694603855

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. Margret Duncan allows following entities to bill medicare on her behalf.
Entity NameHolland Community Health Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1356432249
PECOS PAC ID: 2769460385
Enrollment ID: O20040710000058

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. Margret Duncan 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
Margret Duncan, MD
336 S River Ave,
Holland, MI 49423-3326

Ph: () -
Margret Duncan, MD
336 S River Ave,
Holland, MI 49423-3326

Ph: (616) 394-3788

Reviews and Comments


Family Medicine Doctors in Holland, MI

Shaena Freeman, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1061 Washington Ave, Holland, MI 49423
Phone: 616-393-8100    Fax: 877-451-0226
Jessica White, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 602 Michigan Ave, Holland, MI 49423
Phone: 616-546-4950    Fax: 616-546-4955
Mark Norval Folkening, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 111 Lakeview Ave, Holland, MI 49424
Phone: 616-502-7144    Fax: 616-786-0185
William Barry Bonzelaar, M.D.032354
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 904 S Washington Ave, Suite 210, Holland, MI 49423
Phone: 616-392-8035    Fax: 616-392-7404
Jon W Kroeze, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 382 N 120th Ave, Holland, MI 49424
Phone: 616-396-6516    Fax: 616-396-2513
Dan F Kreuzer, DO
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 383 Garden Ave, Holland, MI 49424
Phone: 616-494-8271    Fax: 616-494-8273
Christopher Lee Wedeven, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2450 Van Ommen Dr, Holland, MI 49424
Phone: 616-399-4946    

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.