Kathy Lynn Onwezen, ANP
Primary Care Nurse Practitioner · Columbia, MO
Kathy Lynn Onwezen, ANP is a primary care nurse practitioner with a practice address in Columbia, Missouri, and NPI 1477901452, issued on May 31, 2016. Check the license (Missouri 2016018340, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathy Lynn Onwezen
- Credential
- ANP
- Primary taxonomy
- Primary Care Nurse Practitioner 363LP2300X
- License number
- 2016018340 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1605 E Broadway Ste 300, Columbia, MO 65201
- Phone
- (573) 256-7700
- Enumerated
- May 31, 2016
- Record last updated
- Jun 20, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (573) 256-3003
- Entity
- Type 1 · individual
8 nearest primary care nurse practitioner records → All 175 in Missouri → Look up another NPI →
Also registered at 1605 E Broadway Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathy Lynn Onwezen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2016018340Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $47.76
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 4,321 providers of this specialty with any payment received $625.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Kathy Lynn Onwezen among 175 primary care nurse practitioner records in Missouri
Kathy Lynn Onwezen, ANP is one of 175 primary care nurse practitioner records with a practice address in Missouri. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 27% of them.
- NPI issued2016 · 27% of these records are older, 66% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 47% of these records are
- Record last updated2016 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Primary Care Nurse Practitioner providers in Missouri
There are 175 primary care nurse practitioner records in Missouri.
All 175 in Missouri → Every provider in Columbia → Primary Care Nurse Practitioner nationwide →
The 8 primary care nurse practitioner records with the nearest ZIP codes
- Lauren Breshears, N.P.Columbia, MO 652011861887689
- Helen Feldker, NPColumbia, MO 652011467415497
- Denise Salisbury, N.P.Columbia, MO 652011164491882
- Kanchan Bhattarai, AANPColumbia, MO 652031336983006
- James JouretColumbia, MO 652031588586010
- Larissa O'Keefe, FNP-BCColumbia, MO 652031053191163
- Joy Wolfe, FNP-CColumbia, MO 652031306345368
- Liza WilliamsHallsville, MO 652551386217388
Common questions
What is Kathy Lynn Onwezen, ANP's NPI number?
Kathy Lynn Onwezen, ANP's National Provider Identifier (NPI) is 1477901452, issued on May 31, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Kathy Lynn Onwezen, ANP located?
The NPPES record lists a practice address at 1605 E Broadway Ste 300, Columbia, MO, 65201. Phone: (573) 256-7700. Providers update this record themselves, so call before visiting.
How can I verify Kathy Lynn Onwezen, ANP's license?
NPPES lists Missouri license number 2016018340, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity 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.