Britni Souther Mashni, DO - Medicare Hematology/oncology in Grand Rapids, MI

Britni Souther Mashni, DO is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Grand Rapids, Michigan. She graduated from medical school in 2015 and has 9 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice Cancer And Hematology Centers Of Western Mi, P.c. and her current practice location is 250 Cherry St Se Ste 2200, Grand Rapids, Michigan. You can reach out to her office (for appointments etc.) via phone at (616) 685-5600.

Britni Souther Mashni is licensed to practice in Michigan (license number 5101021760) 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 1972996544.

Contact Information

Britni Souther Mashni, DO
250 Cherry St Se Ste 2200,
Grand Rapids, MI 49503-4608
(616) 685-5600
Not Available



Physician's Profile

Full NameBritni Souther Mashni
GenderFemale
SpecialityHematology/oncology
Experience9 Years
Location250 Cherry St Se Ste 2200, Grand Rapids, 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:
  • Britni Souther Mashni graduated from medical school in 2015
  NPI Data:
  • NPI Number: 1972996544
  • Provider Enumeration Date: 03/06/2015
  • Last Update Date: 07/07/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1456659960
  • Enrollment ID: I20190815002519

Medical Identifiers

Medical identifiers for Britni Souther Mashni such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972996544NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 5101021760 (Michigan)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Health Saint Mary'sGrand rapids, MIHospital
Spectrum HealthGrand rapids, MIHospital
Holland Community HospitalHolland, MIHospital
Spectrum Health Zeeland Community HospitalZeeland, MIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cancer And Hematology Centers Of Western Mi, P.c.408252679386

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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. Britni Souther Mashni allows following entities to bill medicare on her behalf.
Entity NameCancer & Hematology Centers Of Western Mi, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528018389
PECOS PAC ID: 4082526793
Enrollment ID: O20031103000091

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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. Britni Souther Mashni 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
Britni Souther Mashni, DO
5800 Foremost Dr Se Ste 300,
Grand Rapids, MI 49546-7062

Ph: () -
Britni Souther Mashni, DO
250 Cherry St Se Ste 2200,
Grand Rapids, MI 49503-4608

Ph: (616) 685-5600

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Internal Medicine Doctors in Grand Rapids, MI

Maureen U Tan- Pedres, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 100 Michigan St Ne, Suite A721, Grand Rapids, MI 49503
Phone: 616-391-3139    Fax: 616-391-3044
Jeffery Allen Woo, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1900 Wealthy St Se, Ste 150, Grand Rapids, MI 49506
Phone: 616-459-3158    Fax: 616-988-0071
Robert W Selfe, D.O.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 221 Michigan St Ne, Suite 200, Grand Rapids, MI 49503
Phone: 616-267-8950    Fax: 616-267-8585
Dr. Erin Megan Pettijohn, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 250 Cherry St Se Ste 2200, Grand Rapids, MI 49503
Phone: 616-685-5600    
Dr. Andrew Leo Sochacki, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 5800 Foremost Dr Se Ste 200, Grand Rapids, MI 49546
Phone: 616-389-1800    
Stephanie F Williams, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 145 Michigan St Ne, Suite 5200, Grand Rapids, MI 49503
Phone: 616-486-5933    Fax: 616-486-6489
Simin Beg, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 145 Michigan St Ne Ste 3410, Grand Rapids, MI 49503
Phone: 616-391-9945    

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