Randall Johnston, A-GNP-C
NPI 1891420931 · Primary Care Nurse Practitioner · Bossier City, LA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Randall Johnston, A-GNP-C is a Primary Care Nurse Practitioner provider in Bossier City, LA (NPI 1891420931).
Provider details
- NPI number
- 1891420931
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- A-GNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 202864 (LA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 98 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 294 | 97 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 223 | 76 |
| Losartan Potassium | 171 | 57 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 168 | 48 |
| Amlodipine Besylate | 159 | 50 |
| Pantoprazole Sodium | 153 | 50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,266 across 71 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
Registry dates
- Enumerated
- 2022-07-21
- Last updated
- 2022-09-15
- Certified
- 2022-09-15
Frequently asked questions
- What is Randall Johnston's NPI number?
- Randall Johnston's National Provider Identifier (NPI) is 1891420931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randall Johnston's specialty?
- Randall Johnston is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Randall Johnston located?
- Randall Johnston's practice location on file with NPPES is 2890 Douglas Dr # 100, Bossier City, LA 71111-5806.
- What is Randall Johnston's phone number?
- The practice phone number listed in the NPPES registry for Randall Johnston is (318) 742-6900.
- Does Randall Johnston accept Medicare?
- Randall Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Randall Johnston's NPI active?
- Yes — Randall Johnston's NPI (1891420931) is active in the NPPES registry as of the last update on 2022-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.