Marc Workman, MD
NPI 1598859464 · Family Medicine Physician · Louisa, KY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Workman, MD is a Family Medicine Physician provider in Louisa, KY (NPI 1598859464).
Provider details
- NPI number
- 1598859464
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 26631 (KY)
Specialties & taxonomies
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
527 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 201 | $73 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 99 | $122 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 89 | $75 |
| Critical Care, First 30-74 Minutes99291 | 81 | $194 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 24 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 21 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 229 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 1,053 | 145 |
| Atorvastatin Calcium | 943 | 219 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 909 | 136 |
| Lisinopril | 896 | 199 |
| Levothyroxine Sodium | 820 | 158 |
| Amlodipine Besylate | 691 | 164 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2010-02-19
Frequently asked questions
- What is Marc Workman's NPI number?
- Marc Workman's National Provider Identifier (NPI) is 1598859464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Workman's specialty?
- Marc Workman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Workman located?
- Marc Workman's practice location on file with NPPES is 412 N Lock Ave, Louisa, KY 41230.
- What is Marc Workman's phone number?
- The practice phone number listed in the NPPES registry for Marc Workman is (606) 638-4595.
- Does Marc Workman accept Medicare?
- Marc Workman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Workman's NPI active?
- Yes — Marc Workman's NPI (1598859464) is active in the NPPES registry as of the last update on 2010-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.