Mark Harris, APRN
NPI 1538542816 · Family Nurse Practitioner · Louisville, KY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Harris, APRN is a Family Nurse Practitioner provider in Louisville, KY (NPI 1538542816).
Provider details
- NPI number
- 1538542816
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Male
- Sole proprietor
- No
- License
- 3009449 (KY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,066 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 381 | $101 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 277 | $61 |
| Drug Test(s), Definitive, Utilizing (1) Drug Identification Methods Able to Identify Individual Drugs and Distinguish Between Structural Isomers (but Not Necessarily Stereoisomers), Including, But Not Limited to Gc/Ms (any Type, Single Or Tandem) and Lc/MsG0482 | 252 | $195 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 47 | $99 |
| Blood Glucose (sugar) Measurement Using Reagent Strip82948 | 41 | $5 |
| Drug Test(s), Definitive, Utilizing (1) Drug Identification Methods Able to Identify Individual Drugs and Distinguish Between Structural Isomers (but Not Necessarily Stereoisomers), Including, But Not Limited to Gc/Ms (any Type, Single Or Tandem) and Lc/Ms |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 129 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 906 | 121 |
| Gabapentin | 532 | 77 |
| Atorvastatin Calcium | 383 | 144 |
| Amlodipine Besylate | 293 | 105 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 276 | 85 |
| Cyclobenzaprine Hcl | 263 | 73 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-03
- Last updated
- 2015-07-03
Frequently asked questions
- What is Mark Harris's NPI number?
- Mark Harris's National Provider Identifier (NPI) is 1538542816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Harris's specialty?
- Mark Harris is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Harris located?
- Mark Harris's practice location on file with NPPES is 1505 S 7th St, Louisville, KY 40208-1710.
- What is Mark Harris's phone number?
- The practice phone number listed in the NPPES registry for Mark Harris is (502) 637-1005.
- Does Mark Harris accept Medicare?
- Mark Harris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Harris's NPI active?
- Yes — Mark Harris's NPI (1538542816) is active in the NPPES registry as of the last update on 2015-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.