Lawrence Johnson, M.D.
NPI 1619968641 · Gastroenterology Physician · Bossier City, LA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Johnson, M.D. is a Gastroenterology Physician provider in Bossier City, LA (NPI 1619968641).
Provider details
- NPI number
- 1619968641
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 023126 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
535 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 140 | $227 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 137 | $90 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 69 | $111 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 43 | $32 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 34 | $163 |
| Dilation of Esophagus |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 156 | 64 |
| Pantoprazole Sodium | 122 | 51 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 30 | 28 |
| Sucralfate | 21 | — |
| Esomeprazole Magnesium | 18 | — |
| Linaclotidebrand: Linzess | 14 | — |
| Amoxicillin | 13 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$522 across 29 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
- 2005-10-31
- Last updated
- 2022-08-12
- Certified
- 2022-08-12
Frequently asked questions
- What is Lawrence Johnson's NPI number?
- Lawrence Johnson's National Provider Identifier (NPI) is 1619968641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Johnson's specialty?
- Lawrence Johnson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Johnson located?
- Lawrence Johnson's practice location on file with NPPES is 2400 Hospital Dr Ste 370, Bossier City, LA 71111-2391.
- What is Lawrence Johnson's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Johnson is (318) 631-9121.
- Does Lawrence Johnson accept Medicare?
- Lawrence Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Johnson's NPI active?
- Yes — Lawrence Johnson's NPI (1619968641) is active in the NPPES registry as of the last update on 2022-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.