John R. Knudsen, DO
Family Medicine Physician · Kirksville, MO
John R. Knudsen, DO is a family medicine physician with a practice address in Kirksville, Missouri, and NPI 1477538379, issued on Dec 13, 2005. Check the license (Missouri 29333, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- John R. Knudsen
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 29333 MO
Self-reported in NPPES; status is on the state search - Practice location
- 600 W. Jefferson, Kirksville, MO 63501
- Phone
- (660) 626-2206
- Enumerated
- Dec 13, 2005
- Record last updated
- Sep 27, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (660) 626-2922
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,991 in Missouri → Look up another NPI →
Verify John R. Knudsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 29333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family medicine physician in 2024
55 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of 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.
John R. Knudsen among 2,991 family medicine physician records in Missouri
John R. Knudsen, DO is one of 2,991 family medicine physician records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
47 family medicine physician records list a practice address in Kirksville
They are 47 of the 713 NPPES records with a practice address in Kirksville, and 2,991 family medicine physician records in Missouri.
All 2,991 in Missouri → Every provider in Kirksville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Bowers, DOKirksville, MO 635011063493799
- Gary Bruning, DOKirksville, MO 635011578539318
- Gemma Ciesemier, DOKirksville, MO 635011093790966
- John Collins, DOKirksville, MO 635011689659559
- Melanie Grgurich, D.O.Kirksville, MO 635011316922214
- Wayne Hawkins, DOKirksville, MO 635011841275740
- Rex Lee, D.O.Kirksville, MO 635011922000272
- Donald Maples, DOKirksville, MO 635011518997329
Common questions
What is John R. Knudsen, DO's NPI number?
John R. Knudsen, DO's National Provider Identifier (NPI) is 1477538379, issued on Dec 13, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John R. Knudsen, DO located?
The NPPES record lists a practice address at 600 W. Jefferson, Kirksville, MO, 63501. Phone: (660) 626-2206. Providers update this record themselves, so call before visiting.
How can I verify John R. Knudsen, DO's license?
NPPES lists Missouri license number 29333, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John R. Knudsen, DO prescribe under Medicare Part D?
In 2024, John R. Knudsen, DO had 55 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.