NPPES file of Aug 9, 2026

Randall Silven Johnston, A-GNP-C

Primary Care Nurse Practitioner · Bossier City, LA

Randall Silven Johnston, A-GNP-C is a primary care nurse practitioner with a practice address in Bossier City, Louisiana, and NPI 1891420931, issued on Jul 21, 2022. Check the license (Louisiana 202864, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891420931
Name
Randall Silven Johnston
Credential
A-GNP-C
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
202864 LA
Self-reported in NPPES; status is on the state search
Practice location
2890 Douglas Dr # 100, Bossier City, LA 71111
Phone
(318) 742-6900
Enumerated
Jul 21, 2022
Record last updated
Sep 15, 2022
Medicare enrollment
Enrolled (PECOS I20240814004954); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2890 Douglas Dr # 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Andrew Gong, MDGeneral Practice Physician1568950160

Verify Randall Silven Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license 202864
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Louisiana license search

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3.4 times the Medicare Part D claims of the average primary care nurse practitioner in 2024

5,106 Medicare Part D claims for 308 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Randall Johnston5,106
  2. Specialty average1,492

Most prescribed

  1. Atorvastatin Calcium294 claims
  2. Albuterol Sulfate Hfa223 claims
  3. Losartan Potassium171 claims
  4. Trelegy Ellipta168 claims
  5. Amlodipine Besylate159 claims
  6. Pantoprazole Sodium153 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: $1,266.39

71 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 4,321 providers of this specialty with any payment received $625.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Randall Johnston$1,266.39
  2. Specialty average$625.13

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

  1. Winn Community Health Center, Inc.Bossier City, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Randall Silven Johnston among 137 primary care nurse practitioner records in Louisiana

Randall Silven Johnston, A-GNP-C is one of 137 primary care nurse practitioner records with a practice address in Louisiana. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 72% of them.

  • NPI issued2022 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2022 · median 2019 among the 79 with a school on file
  • Record last updated2022 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in Louisiana

There are 137 primary care nurse practitioner records in Louisiana.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Valerie Deville, AGPCNP-CBossier City, LA 711111164949673
  2. Courtney GregoryBossier City, LA 711111942150818
  3. Virginia Garner, NURSE PRACTITIONERBarksdale Afb, LA 711101063407021
  4. Nydia Cannon, RN, APRNShreveport, LA 711061679143507
  5. Stephanie Anderson, NPShreveport, LA 711051427711464
  6. Wendy Taylor, APRN-CNPShreveport, LA 711031538752407
  7. Phyllis CaudillShreveport, LA 711011568239283
  8. Anterrica MylesShreveport, LA 711011174344998

Common questions

What is Randall Silven Johnston, A-GNP-C's NPI number?

Randall Silven Johnston, A-GNP-C's National Provider Identifier (NPI) is 1891420931, issued on Jul 21, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Randall Silven Johnston, A-GNP-C located?

The NPPES record lists a practice address at 2890 Douglas Dr # 100, Bossier City, LA, 71111. Phone: (318) 742-6900. Providers update this record themselves, so call before visiting.

How can I verify Randall Silven Johnston, A-GNP-C's license?

NPPES lists Louisiana license number 202864, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does Randall Silven Johnston, A-GNP-C prescribe under Medicare Part D?

In 2024, Randall Silven Johnston, A-GNP-C had 5,106 Medicare Part D claims for 308 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. 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.