Michael A Marshall, MD - Medicare Internal Medicine in Southfield, MI

Michael A Marshall, MD is a medicare enrolled "Internal Medicine" physician in Southfield, Michigan. He went to Wayne State University School Of Medicine and graduated in 1974 and has 50 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Ascension Providence Hospital and his current practice location is 22255 Greenfield Rd, 410, Southfield, Michigan. You can reach out to his office (for appointments etc.) via phone at (248) 849-2850.

Michael A Marshall is licensed to practice in Michigan (license number 4301035094) 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 1487654091.

Contact Information

Michael A Marshall, MD
22255 Greenfield Rd, 410,
Southfield, MI 48075-3710
(248) 849-2850
(248) 849-5751

Map and Direction




Physician's Profile

Full NameMichael A Marshall
GenderMale
SpecialityInternal Medicine
Experience50 Years
Location22255 Greenfield Rd, Southfield, 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:
  • Michael A Marshall attended and graduated from Wayne State University School Of Medicine in 1974
  NPI Data:
  • NPI Number: 1487654091
  • Provider Enumeration Date: 07/26/2005
  • Last Update Date: 02/24/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 7113054198
  • Enrollment ID: I20100422000827

Medical Identifiers

Medical identifiers for Michael A Marshall such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1487654091NPI-NPPES
448574110MedicaidMI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 4301035094 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Residential Home HealthTroy, MIHome health agency
Ascension Providence Hospital, Southfield And NoviSouthfield, MIHospital
Ascension St John HospitalDetroit, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ascension Providence Hospital6103738703178

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. Michael A Marshall allows following entities to bill medicare on his behalf.
Entity NameAscension Providence Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942265236
PECOS PAC ID: 6103738703
Enrollment ID: O20031103000326

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. Michael A Marshall 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
Michael A Marshall, MD
15990 W 9 Mile Rd,
Southfield, MI 48075-4826

Ph: (248) 849-4226
Michael A Marshall, MD
22255 Greenfield Rd, 410,
Southfield, MI 48075-3710

Ph: (248) 849-2850

Reviews and Comments


Internal Medicine Doctors in Southfield, MI

Surinder Mendiratta, MD
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Phone: 248-395-2888    Fax: 248-395-2891
Dr. Freddy R Sosa, M.D.
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Phone: 248-569-1770    Fax: 248-443-2439
Kun Kil Yu, MD
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Phone: 248-948-7985    Fax: 248-948-9031
Dr. Vilma Drelichman, MD
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Phone: 248-552-0620    Fax: 248-552-0286
Dr. Sumner Camisa,
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Practice Location: 29829 Telegraph Road, #100, Southfield, MI 48034
Phone: 248-355-3033    Fax: 248-355-4936
Talal Taher Khader, M.D
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Practice Location: 16001 W 9 Mile Rd, 4th Fl Fisher Ctr, Southfield, MI 48075
Phone: 248-849-8483    
Dr. Herman Kado, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 28625 Northwestern Hwy, Suite 150, Southfield, MI 48034
Phone: 248-587-2300    Fax: 248-945-0492

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.