NPPES file of Aug 9, 2026

Brian Kevin Knowles, D.O.

Family Medicine Physician · Brookfield, MO

Brian Kevin Knowles, D.O. is a family medicine physician with a practice address in Brookfield, Missouri, and NPI 1033212279, issued on Sep 6, 2006. Check the license (Missouri R9F17, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1033212279
Name
Brian Kevin Knowles
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
R9F17 MO
Self-reported in NPPES; status is on the state search
Practice location
624 W. Lockling St, Brookfield, MO 64628
Phone
(660) 258-3363
Enumerated
Sep 6, 2006
Record last updated
Aug 9, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(660) 258-5409
Medicaid ID
242289007 MO
Medicare enrollment
Enrolled (PECOS I20071101000017); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1985
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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Verify Brian Kevin Knowles in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license R9F17
    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 Missouri license search

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2.1 times the Medicare Part D claims of the average family medicine physician in 2024

7,387 Medicare Part D claims for 452 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 469 claims were for opioids.

  1. Brian Knowles7,387
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium277 claims
  2. Gabapentin272 claims
  3. Amlodipine Besylate246 claims
  4. Atorvastatin Calcium230 claims
  5. Omeprazole220 claims
  6. Losartan Potassium217 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.

Industry payments in 2024: $378.69

13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Knowles$378.69
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. General John J Pershing Memorial Hospital AssociationMeadville, MO

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

6 family medicine physician records list a practice address in Brookfield

They are 6 of the 50 NPPES records with a practice address in Brookfield, and 2,991 family medicine physician records in Missouri.

Other family medicine physician records in Missouri

  1. Mohammad Abbas, DOKirksville, MO1518537679
  2. Brandon Abbott, D.O.Kansas City, MO1356875702
  3. Ann Abbott Marin, DOArnold, MO1477132421
  4. Mohamed Abdalaziz, MDKansas City, MO1538578075
  5. Karam Abdelmasih, MD, APFestus, MO1093288508
  6. Afsheen Abdullah Patel, MDLees Summit, MO1598070377
  7. Christopher Abercrombie, DOArnold, MO1093787558
  8. Avery Abernathy, D.O.Kansas City, MO1013207836
  9. Kristia Abernathy, MDSaint Louis, MO1710545405
  10. Grant Abkemeier, DOColumbia, MO1922933712

Common questions

What is Brian Kevin Knowles, D.O.'s NPI number?

Brian Kevin Knowles, D.O.'s National Provider Identifier (NPI) is 1033212279, issued on Sep 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brian Kevin Knowles, D.O. located?

The NPPES record lists a practice address at 624 W. Lockling St, Brookfield, MO, 64628. Phone: (660) 258-3363. Providers update this record themselves, so call before visiting.

How can I verify Brian Kevin Knowles, D.O.'s license?

NPPES lists Missouri license number R9F17, 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 Brian Kevin Knowles, D.O. prescribe under Medicare Part D?

In 2024, Brian Kevin Knowles, D.O. had 7,387 Medicare Part D claims for 452 beneficiaries; 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.