NPPES file of Aug 9, 2026

Vivian Chizoba Nkwonta, M.D.

Internal Medicine Physician · Burien, WA

Vivian Chizoba Nkwonta, M.D. is an internal medicine physician with a practice address in Burien, Washington, and NPI 1588865539, issued on May 29, 2007. Check the license (Washington MD60034300, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588865539
Name
Vivian Chizoba Nkwonta
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
MD60034300 WA
57-010767 OH
Self-reported in NPPES; status is on the state search
Practice location
16251 Sylvester RD SW, Burien, WA 98166
Phone
(253) 426-6341
Enumerated
May 29, 2007
Record last updated
Dec 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(253) 858-5436
Medicaid ID
1092206 WA
Medicare enrollment
Enrolled (PECOS I20081107000406); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 16251 Sylvester RD SW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Garrett Alcorn, MDClinical Pathology/Laboratory Medicine Physician1891784468
  2. James Andrews, MDEmergency Medicine Physician1629106612
  3. Sarah Beaty-Vandemark, PHARMDPharmacist1144202060
  4. Philip Bene, MDHospitalist Physician1730686221
  5. Douglas Birkebak, PA-CPhysician Assistant1275583833
  6. Jill Bujnevicie, PAPhysician Assistant1487679502

Verify Vivian Chizoba Nkwonta in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD60034300
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% fewer Medicare Part D claims than the average internal medicine physician in 2024

532 Medicare Part D claims for 173 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Vivian Nkwonta532
  2. Specialty average3,176

Most prescribed

  1. Furosemide25 claims
  2. Pantoprazole Sodium25 claims
  3. Atorvastatin Calcium24 claims
  4. Metoprolol Succinate24 claims
  5. Prednisone24 claims
  6. Amoxicillin-Clavulanate Potass21 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Franciscan Medical GroupTacoma, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Vivian Chizoba Nkwonta among 3,079 internal medicine physician records in Washington

Vivian Chizoba Nkwonta, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 46% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2003 · median 2006 among the 1,852 with a school on file
  • Record last updated2020 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 internal medicine physician records list a practice address in Burien

They are 21 of the 1,342 NPPES records with a practice address in Burien, and 3,079 internal medicine physician records in Washington.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Carrie Bagatell, MDBurien, WA 981661740272673
  2. Barry Bersch, MDBurien, WA 981661316993009
  3. Robert Carson, M.D.Burien, WA 981661306999826
  4. Marina Farah, MDBurien, WA 981661871668434
  5. Sadia Habib, MDBurien, WA 981661285720854
  6. Kisung Hong, M.D.Burien, WA 981661811951965
  7. Jeanne Isaacson, MDBurien, WA 981661093707929
  8. Fredric Jackson, MD PSBurien, WA 981661285627547

Common questions

What is Vivian Chizoba Nkwonta, M.D.'s NPI number?

Vivian Chizoba Nkwonta, M.D.'s National Provider Identifier (NPI) is 1588865539, issued on May 29, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Vivian Chizoba Nkwonta, M.D. located?

The NPPES record lists a practice address at 16251 Sylvester RD SW, Burien, WA, 98166. Phone: (253) 426-6341. Providers update this record themselves, so call before visiting.

How can I verify Vivian Chizoba Nkwonta, M.D.'s license?

NPPES lists Washington license number MD60034300, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Vivian Chizoba Nkwonta, M.D. prescribe under Medicare Part D?

In 2024, Vivian Chizoba Nkwonta, M.D. had 532 Medicare Part D claims for 173 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.