Vivian U Onunkwo, MD - Medicare General Practice in Elkhart, IN

Vivian U Onunkwo, MD is a medicare enrolled "Preventive Medicine - Occupational Medicine" physician in Elkhart, Indiana. She graduated from medical school in 2004 and has 20 years of diverse experience with area of expertise as General Practice. She is a member of the group practice Three Rivers Health System Inc and her current practice location is 22818 Old Us 20, Elkhart, Indiana. You can reach out to her office (for appointments etc.) via phone at (574) 389-1231.

Vivian U Onunkwo is licensed to practice in Indiana (license number 01078860A) 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 1952612392.

Contact Information

Vivian U Onunkwo, MD
22818 Old Us 20,
Elkhart, IN 46516-9150
(574) 389-1231
Not Available



Physician's Profile

Full NameVivian U Onunkwo
GenderFemale
SpecialityGeneral Practice
Experience20 Years
Location22818 Old Us 20, Elkhart, Indiana
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:
  • Vivian U Onunkwo graduated from medical school in 2004
  NPI Data:
  • NPI Number: 1952612392
  • Provider Enumeration Date: 06/30/2010
  • Last Update Date: 09/26/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9537396031
  • Enrollment ID: I20210322000693

Medical Identifiers

Medical identifiers for Vivian U Onunkwo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952612392NPI-NPPES
1952612392MedicaidMI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083X0100XPreventive Medicine - Occupational Medicine 4301113897 (Michigan)Secondary
2083X0100XPreventive Medicine - Occupational Medicine 01078860A (Indiana)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Three Rivers Health System Inc872924558440

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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. Vivian U Onunkwo allows following entities to bill medicare on her behalf.
Entity NameThree Rivers Health System Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720350903
PECOS PAC ID: 8729245584
Enrollment ID: O20140729001948

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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. Vivian U Onunkwo 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
Vivian U Onunkwo, MD
22818 Old Us 20,
Elkhart, IN 46516-9150

Ph: (574) 389-1231
Vivian U Onunkwo, MD
22818 Old Us 20,
Elkhart, IN 46516-9150

Ph: (574) 389-1231

News Archive

New York Times examines aid effort challenges for slow-moving disasters with a focus on Pakistan

The New York Times examines the international aid response to the recent floods in Pakistan and takes a closer look at aid challenges that arise for what the article calls "slow-moving disasters."

Online heart disease education program helps patients

Patients who used the American Heart Association's online heart disease education program were more aware of treatment options than other patients, researchers reported at the American Heart Association's 8th Scientific Forum on Quality of Care and Outcomes Research in Cardiovascular Disease and Stroke.

State legislature directs UC system to allocate $15M annually to UCR medical school

A budget compromise worked out and signed today by Gov. Jerry Brown means that UC Riverside's School of Medicine will receive full and continuous funding of $15 million per year - long-sought assistance that enables the school to flourish and greatly facilitates its ongoing accreditation.

ABIHM expands to become the Academy of Integrative Health & Medicine

In 2014, the American Board of Integrative Holistic Medicine (ABIHM) will expand to become an international academy, the Academy of Integrative Health & Medicine (AIHM).

Read more News

› Verified 7 days ago


Preventive Medicine Doctors in Elkhart, IN

Stephen Morrell Lantz, MD
Preventive Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 22818 Old Us 20, Elkhart, IN 46516
Phone: 574-389-1231    Fax: 574-389-1232

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