William Napier, NP
NPI 1730443763 · Adult Health Nurse Practitioner · Louisville, KY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Napier, NP is a Adult Health Nurse Practitioner provider in Louisville, KY (NPI 1730443763).
Provider details
- NPI number
- 1730443763
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Male
- Sole proprietor
- No
- License
- 3007499 (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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,313 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 | 623 | $104 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 241 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 189 | $73 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 121 | $14 |
| Administration of Influenza Virus VaccineG0008 | 53 | $29 |
| Admn Sarscov2 Vacc 1 Dose |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 596 | 179 |
| Amlodipine Besylate | 385 | 105 |
| Omeprazole | 208 | 64 |
| Zolpidem Tartrate | 201 | 28 |
| Losartan Potassium | 191 | 54 |
| Metformin Hclbrand: Metformin Hcl Er | 180 | 51 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$660 across 31 records (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
Additional practice locations (1)
- 4003 Kresge Way Ste 228Louisville, KY 40207-4652Phone: (502) 896-1880Fax: (502) 896-1887
Registry dates
- Enumerated
- 2012-06-25
- Last updated
- 2020-12-06
- Certified
- 2020-12-06
Frequently asked questions
- What is William Napier's NPI number?
- William Napier's National Provider Identifier (NPI) is 1730443763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Napier's specialty?
- William Napier is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Napier located?
- William Napier's practice location on file with NPPES is 4003 Kresge Way Ste 410, Louisville, KY 40207-4652.
- What is William Napier's phone number?
- The practice phone number listed in the NPPES registry for William Napier is (502) 893-7462.
- Does William Napier accept Medicare?
- William Napier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Napier's NPI active?
- Yes — William Napier's NPI (1730443763) is active in the NPPES registry as of the last update on 2020-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.