Mark Evan Demuth, D.O.
Family Medicine Physician · Clarkson, KY
Mark Evan Demuth, D.O. is a family medicine physician with a practice address in Clarkson, Kentucky, and NPI 1619031192, issued on Dec 20, 2006. Check the license (Kentucky 03097, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Mark Evan Demuth
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 03097 KY
036110355 IL
Self-reported in NPPES; status is on the state search - Practice location
- 619 W Main St, Clarkson, KY 42726
- Phone
- (186) 665-3823
- Enumerated
- Dec 20, 2006
- Record last updated
- Mar 9, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081023000259); accepts Medicare assignment
- Medical or professional school
- Mid West Medical College, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,968 in Kentucky → Look up another NPI →
Also registered at 619 W Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Diana Blair, FNP-CPsychiatric/Mental Health Nurse Practitioner1508844002
- Wendy Snashall, PHARMDAmbulatory Care Pharmacist1144203704
Verify Mark Evan Demuth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 03097Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average family medicine physician in 2024
314 Medicare Part D claims for 144 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone27 claims
- Amoxicillin-Clavulanate Potass26 claims
- Tamsulosin Hcl14 claims
- Albuterol Sulfate Hfa13 claims
- Azithromycin12 claims
- Cephalexin12 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.
The MIPS final score for 2023 (Medicare payment program): 95.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Baptist Health Medical Group IncElizabethtown, KY
- Owensboro Health, IncOwensboro, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Evan Demuth among 1,968 family medicine physician records in Kentucky
Mark Evan Demuth, D.O. is one of 1,968 family medicine physician records with a practice address in Kentucky. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 50% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2001 · median 2006 among the 1,277 with a school on file
- Record last updated2009 · 57% 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 family medicine physician record lists a practice address in Clarkson
They are 1 of the 18 NPPES records with a practice address in Clarkson, and 1,968 family medicine physician records in Kentucky.
All 1,968 in Kentucky → Every provider in Clarkson → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Yuichi Kitagawa, PA-CColumbia, KY 427281588176812
- Clinton Kiteck, D.O.Columbia, KY 427281447437116
- Kimberly Turpin-Rose, ARNPColumbia, KY 427281659883882
- Martha Yeary, MDColumbia, KY 427281194776831
- Robert McClure, MDCaneyville, KY 427211447253786
- Bobby Brooks, MDCampbellsville, KY 427181689670671
- Jerome Dixon, D.O.Campbellsville, KY 427181215919451
- Kellee Frogge, M.D.Campbellsville, KY 427181467434928
Common questions
What is Mark Evan Demuth, D.O.'s NPI number?
Mark Evan Demuth, D.O.'s National Provider Identifier (NPI) is 1619031192, issued on Dec 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Evan Demuth, D.O. located?
The NPPES record lists a practice address at 619 W Main St, Clarkson, KY, 42726. Phone: (186) 665-3823. Providers update this record themselves, so call before visiting.
How can I verify Mark Evan Demuth, D.O.'s license?
NPPES lists Kentucky license number 03097, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark Evan Demuth, D.O. prescribe under Medicare Part D?
In 2024, Mark Evan Demuth, D.O. had 314 Medicare Part D claims for 144 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mark Evan Demuth, D.O.'s MIPS final score?
The 2023 MIPS final score is 95.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.