Leah Kim Williams, NP
Nurse Practitioner · Fort Smith, AR
Leah Kim Williams, NP is a nurse practitioner with a practice address in Fort Smith, Arkansas, and NPI 1548005440, issued on Jul 1, 2024. Check the license (Arkansas 227957, as entered in NPPES) with the Arkansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Leah Kim Williams
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 227957 AR
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Towson Ave, Fort Smith, AR 72901
- Phone
- (479) 441-4000
- Enumerated
- Jul 1, 2024
- Record last updated
- Jul 1, 2024
- Medicare enrollment
- Enrolled (PECOS I20240719001711); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 682 in Arkansas → Look up another NPI →
Also registered at 1001 Towson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Aimee Arzoumanian, PAMedical Physician Assistant1114027059
- Matthew Bateman, CRNACertified Registered Nurse Anesthetist1407267859
Verify Leah Kim Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
Search for license 227957Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average nurse practitioner in 2024
134 Medicare Part D claims for 51 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Pantoprazole Sodium12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $26.66
1 payment: food and beverage; the largest payer was Abbvie Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sebastian Physician Services, PLLCFort Smith, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leah Kim Williams among 682 nurse practitioner records in Arkansas
Leah Kim Williams, NP is one of 682 nurse practitioner records with a practice address in Arkansas. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 90% of them.
- NPI issued2024 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2022 · median 2017 among the 381 with a school on file
- Record last updated2024 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 nurse practitioner records list a practice address in Fort Smith
They are 44 of the 2,951 NPPES records with a practice address in Fort Smith, and 682 nurse practitioner records in Arkansas.
All 682 in Arkansas → Every provider in Fort Smith → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Matthew Burrous, MNSC, APRNFort Smith, AR 729011568822401
- Laurie Carlton, APRN, AGNPFort Smith, AR 729011205392164
- Lisa Coker, APRNFort Smith, AR 729011265986913
- Roslyn Grimsley, APNFort Smith, AR 729011093088023
- Heather Johnson, APRN-CNPFort Smith, AR 729011205704590
- Aida Jones, APNFort Smith, AR 729011174512404
- Carol Martin, RNPFort Smith, AR 729011245227362
- Lane Salazar, DNP, APNFort Smith, AR 729011821419094
Common questions
What is Leah Kim Williams, NP's NPI number?
Leah Kim Williams, NP's National Provider Identifier (NPI) is 1548005440, issued on Jul 1, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Leah Kim Williams, NP located?
The NPPES record lists a practice address at 1001 Towson Ave, Fort Smith, AR, 72901. Phone: (479) 441-4000. Providers update this record themselves, so call before visiting.
How can I verify Leah Kim Williams, NP's license?
NPPES lists Arkansas license number 227957, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity only.
How much does Leah Kim Williams, NP prescribe under Medicare Part D?
In 2024, Leah Kim Williams, NP had 134 Medicare Part D claims for 51 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.