Doctor profile · Federal record

Dr. William Napier, NP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Louisville, KY

  • NPI 1730443763
  • Accepts Medicare
  • MIPS 94.8 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4003 Kresge Way Ste 410
Louisville, KY 402074652
(502) 893-7462
fax (502) 253-4900
Additional location
4003 Kresge Way Ste 228
Louisville, KY 402074652
(502) 896-1880
fax (502) 896-1887
Mailing address
Po Box 950248
Louisville, KY 402950248

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
December 6, 2020
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Kentucky #3007499

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730443763. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,361
Distinct HCPCS
10
Medicare allowed
$126,258
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 598 318 $102
99213 Established patient office or other outpatient visit, 20-29 minutes 254 193 $72
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 229 229 $104
G0008 Administration of influenza virus vaccine 45 45 $28
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 44 44 $282
G0009 Administration of pneumococcal vaccine 44 44 $29
90662 Influenza vaccine split virus, preservative free 42 42 $70
85610 Blood test, clotting time 20 11 $4
81001 Manual urinalysis test with examination using microscope, automated 17 15 $3
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 17 16 $31

In context: peer comparison

Among 18 peers in Louisville Adult Health Nurse Practitioner, average services per provider: 118. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$660
Transactions
31
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 3 $122.32
Abbvie INC. 6 $98.32
Novo Nordisk INC 5 $97.03
Pfizer INC. 4 $61.55
Shield Therapeutics INC 1 $55.34
Abbott Laboratories 2 $35.39
Amgen INC. 2 $30.53
Phathom Pharmaceuticals, INC. 1 $27.58
Merck Sharp & Dohme LLC 1 $26.59
Takeda Pharmaceuticals U.S.A., INC. 1 $23.80
Astellas Pharma US INC 1 $18.29
Exact Sciences Corporation 1 $16.87
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $16.54
GlaxoSmithKline, LLC. 1 $15.20
Boehringer Ingelheim Pharmaceuticals, INC. 1 $14.93

By nature of payment

Food and Beverage
$660

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,240
Patients
875
Total drug cost
$34,702
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 610 177 $6,318
Amlodipine Besylate Generic 361 100 $2,556
Zolpidem Tartrate Generic 240 39 $1,363
Levothyroxine Sodium Generic 223 61 $2,303
Omeprazole Generic 205 58 $2,795
Lisinopril Generic 185 54 $1,351
Metformin Hcl ER (Metformin Hcl) Brand 175 47 $1,341
Escitalopram Oxalate Generic 172 43 $2,266
Gabapentin Generic 170 50 $3,156
Furosemide Generic 166 47 $731

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Napier's medical specialty?
Dr. William Napier practices Adult Health Nurse Practitioner in Louisville, KY.
Where does Dr. William Napier practice?
Dr. William Napier practices at 4003 Kresge Way Ste 410, Louisville, KY 402074652. Office phone: 5028937462.
What is Dr. William Napier's NPI?
Dr. William Napier's National Provider Identifier (NPI) is 1730443763, issued by NPPES.
Does Dr. William Napier accept Medicare assignment?
Yes. Dr. William Napier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Napier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.