Mason B Gay, MD - Medicare Emergency Medicine in Greenville, MI

Mason B Gay, MD is a medicare enrolled "Emergency Medicine" physician in Greenville, Michigan. His current practice location is 615 S Bower St, Greenville, Michigan. You can reach out to his office (for appointments etc.) via phone at (616) 754-4691.

Mason B Gay is licensed to practice in Michigan (license number 4351049902) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1275276693.

Contact Information

Mason B Gay, MD
615 S Bower St,
Greenville, MI 48838-2614
(616) 754-4691
Not Available

Map and Direction




Physician's Profile

Full NameMason B Gay
GenderMale
SpecialityEmergency Medicine
Location615 S Bower St, Greenville, Michigan
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1275276693
  • Provider Enumeration Date: 04/14/2022
  • Last Update Date: 08/07/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9537547591
  • Enrollment ID: I20220602001870

Medical Identifiers

Medical identifiers for Mason B Gay such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1275276693NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 4351049902 (Michigan)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. Mason B Gay 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
Mason B Gay, MD
100 Michigan St Ne,
Grand Rapids, MI 49503-2560

Ph: (616) 391-1680
Mason B Gay, MD
615 S Bower St,
Greenville, MI 48838-2614

Ph: (616) 754-4691

Reviews and Comments


Emergency Medicine Doctors in Greenville, MI

Nathan Debruine, MD
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Practice Location: 615 S Bower St, Greenville, MI 48838
Phone: 866-542-7910    
Matthew B Dewys, DO
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Practice Location: 615 S Bower St, Greenville, MI 48838
Phone: 616-754-4341    
Taylor Jon Huizenga, DO
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Practice Location: 615 S Bower St, Greenville, MI 48838
Phone: 616-975-1845    
Dr. Alexander William Clegg, MD
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Medicare: Medicare Enrolled
Practice Location: 615 S Bower St, Greenville, MI 48838
Phone: 866-542-7910    Fax: 616-391-3674
Michael Jared Foster, DO
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 615 S Bower St, Greenville, MI 48838
Phone: 866-542-7910    

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.