Nathan Allen Williamson, APRN, NP-C
Family Nurse Practitioner · Fort Smith, AR
Nathan Allen Williamson, APRN, NP-C is a family nurse practitioner with a practice address in Fort Smith, Arkansas, and NPI 1306393061, issued on Sep 9, 2016. Check the license (Arkansas A004897, as entered in NPPES) with the Arkansas board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nathan Allen Williamson
- Credential
- APRN, NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- A004897 AR
Self-reported in NPPES; status is on the state search - Practice location
- 3700 Cliff Dr, Fort Smith, AR 72903
- Phone
- (479) 259-9286
- Enumerated
- Sep 9, 2016
- Record last updated
- Oct 30, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161013000247); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,737 in Arkansas → Look up another NPI →
Also registered at 3700 Cliff Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Luc Balis, MDFamily Medicine Physician1578599239
- Allen Beachy, MDFamily Medicine Physician1104853860
- Jennifer Burks, MDFamily Medicine Physician1821027160
- Michael Callaway, MDFamily Medicine Physician1497781918
- Emily Christensen, APRN, FNP-CFamily Nurse Practitioner1629661053
- Brian Garland, MDFamily Medicine Physician1811551039
Verify Nathan Allen Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
Search for license A004897Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.8 times the Medicare Part D claims of the average family nurse practitioner in 2024
6,260 Medicare Part D claims for 589 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 112 claims were for opioids.
Most prescribed
- Gabapentin218 claims
- Atorvastatin Calcium216 claims
- Pantoprazole Sodium165 claims
- Losartan Potassium157 claims
- Albuterol Sulfate Hfa152 claims
- Amlodipine Besylate152 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: $3,138.57
175 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Mercy Clinic Fort Smith CommunitiesFort Smith, AR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nathan Allen Williamson among 2,737 family nurse practitioner records in Arkansas
Nathan Allen Williamson, APRN, NP-C is one of 2,737 family nurse practitioner records with a practice address in Arkansas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 32% of them.
- NPI issued2016 · 32% of these records are older, 63% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2016 · median 2018 among the 1,836 with a school on file
- Record last updated2019 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
117 family nurse practitioner records list a practice address in Fort Smith
They are 117 of the 2,951 NPPES records with a practice address in Fort Smith, and 2,737 family nurse practitioner records in Arkansas.
All 2,737 in Arkansas → Every provider in Fort Smith → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tonya Allen, APRN, NP-CFort Smith, AR 729031013255298
- Sarah Anderson, APRNFort Smith, AR 729031124418769
- Nina Copeland, APNFort Smith, AR 729031295093532
- Jennifer Davenport, APNFort Smith, AR 729031215256680
- Catherine Flannigan, RNFA, APRN-CFort Smith, AR 729031700079811
- Gayla Johnson, FNPFort Smith, AR 729031033500673
- Joann Mahan, APRNFort Smith, AR 729031104225317
- Tanya Robberson, APNFort Smith, AR 729031922348374
Common questions
What is Nathan Allen Williamson, APRN, NP-C's NPI number?
Nathan Allen Williamson, APRN, NP-C's National Provider Identifier (NPI) is 1306393061, issued on Sep 9, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Allen Williamson, APRN, NP-C located?
The NPPES record lists a practice address at 3700 Cliff Dr, Fort Smith, AR, 72903. Phone: (479) 259-9286. Providers update this record themselves, so call before visiting.
How can I verify Nathan Allen Williamson, APRN, NP-C's license?
NPPES lists Arkansas license number A004897, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity only.
How much does Nathan Allen Williamson, APRN, NP-C prescribe under Medicare Part D?
In 2024, Nathan Allen Williamson, APRN, NP-C had 6,260 Medicare Part D claims for 589 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.