Alexander James Witte, MD - Medicare Family Practice in Greenville, MI

Alexander James Witte, MD is a medicare enrolled "Family Medicine" physician in Greenville, Michigan. He graduated from medical school in 2014 and has 10 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Metropolitan Hospital and his current practice location is 1915 W Washington St, Greenville, Michigan. You can reach out to his office (for appointments etc.) via phone at (616) 252-5942.

Alexander James Witte is licensed to practice in Michigan (license number 4301105866) 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 1932512779.

Contact Information

Alexander James Witte, MD
1915 W Washington St,
Greenville, MI 48838-8279
(616) 252-5942
(616) 252-5948

Map and Direction




Physician's Profile

Full NameAlexander James Witte
GenderMale
SpecialityFamily Practice
Experience10 Years
Location1915 W Washington St, Greenville, 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:
  • Alexander James Witte graduated from medical school in 2014
  NPI Data:
  • NPI Number: 1932512779
  • Provider Enumeration Date: 06/10/2014
  • Last Update Date: 12/19/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4688890817
  • Enrollment ID: I20170710002626

Medical Identifiers

Medical identifiers for Alexander James Witte such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1932512779NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 4301105866 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Metro Health HospitalWyoming, MIHospital
Spectrum Health United HospitalGreenville, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Metropolitan Hospital5597651836352

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. Alexander James Witte allows following entities to bill medicare on his behalf.
Entity NameAscension Medical Group Promed
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497709869
PECOS PAC ID: 7315856077
Enrollment ID: O20031216000478
Entity NameMetropolitan Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811937519
PECOS PAC ID: 5597651836
Enrollment ID: O20040507000012

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. Alexander James Witte 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
Alexander James Witte, MD
5900 Byron Center Ave Sw,
Wyoming, MI 49519-9606

Ph: () -
Alexander James Witte, MD
1915 W Washington St,
Greenville, MI 48838-8279

Ph: (616) 252-5942

Reviews and Comments


Family Medicine Doctors in Greenville, MI

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Dr. Henry George Danielsky, M.D.
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Practice Location: 1202 W Oak St, Suite 200, Greenville, MI 48838
Phone: 616-754-4685    Fax: 616-754-9883

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.