Mark Demuth, D.O.
NPI 1619031192 · Family Medicine Physician · Clarkson, KY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Demuth, D.O. is a Family Medicine Physician provider in Clarkson, KY (NPI 1619031192).
Provider details
- NPI number
- 1619031192
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036110355 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
287 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 114 | $86 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 43 | $61 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $121 |
| Automated Urinalysis Test81003 | 28 | $2 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 25 | $16 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 19 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 27 | 27 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 26 | 26 |
| Tamsulosin Hcl | 14 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 13 | 13 |
| Azithromycin | 12 | 12 |
| Cephalexin | 12 | 12 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-20
- Last updated
- 2009-03-09
Frequently asked questions
- What is Mark Demuth's NPI number?
- Mark Demuth's National Provider Identifier (NPI) is 1619031192, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Demuth's specialty?
- Mark Demuth is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Demuth located?
- Mark Demuth's practice location on file with NPPES is 619 W Main St, Clarkson, KY 42726-7044.
- What is Mark Demuth's phone number?
- The practice phone number listed in the NPPES registry for Mark Demuth is (186) 665-3823.
- Does Mark Demuth accept Medicare?
- Mark Demuth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Demuth's NPI active?
- Yes — Mark Demuth's NPI (1619031192) is active in the NPPES registry as of the last update on 2009-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.