Lionel Guillaume, M.D.

Specialist

Lionel Guillaume is a Specialist based in Bossier City, LA with over 48 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: ADDICTION MEDICINE

(318) 747-1665Bossier City, LA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across LA can see Lionel Guillaume, M.D. in person in Bossier City or via virtual visit — no travel required. With 48+ years of experience, he has been practicing in the Bossier City area. CMS Medicare data shows his patients commonly have hypertension, mood disorders, and high cholesterol.

1 of 14 Specialist providers in LASee all Specialist in Bossier City48+ years experienceNPI since 2006

Older · 1709dNPPES updated 2021-09-17 · verify NPI on CMS · Verify license at Louisiana State Board of Medical Examiners

Contact & Location

Practice Location

3018 Old Minden Rd Suite 1212, Bossier City, LA 71112-2495

Fax: (318) 747-1597
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

146

Unique beneficiaries

Standard volume

Prescription Recipients

292

Patients prescribed

Prescriptions Written

3,918

Total claims

Total Medicare drug cost: $1.10M

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, Mood Disorders, and High Cholesterol.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

Mood Disorders
75%

Conditions affecting emotional state, including depression and bipolar disorder

High Cholesterol
68%

Elevated cholesterol or triglycerides that increase heart disease risk

Depression
62%

A mood disorder causing persistent sadness and loss of interest in activities

Bipolar Disorder
61%

A condition with extreme mood swings between emotional highs and lows

Anxiety Disorders
58%

Excessive worry or fear that interferes with daily life

Arthritis
46%

Joint inflammation causing pain, swelling, and stiffness

Schizophrenia
46%

A serious mental disorder affecting thinking, emotions, and behavior

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$70 received from industry

4 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Lionel Guillaume's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Sep 16, 2021

    Self-reported via NPPES

  2. 48 years in practice

    Senior practitioner

SpecialistOther Service Providers

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Taxonomy: 174400000X

Practice Footprint

Mailing address

3018 Old Minden Rd Suite 1212, Bossier City, LA 71112-2476

Differs from practice location

Virtual Specialist Care With Lionel Guillaume

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Lionel Guillaume for blood pressure monitoring, mood disorder follow-ups, cholesterol management — no travel to Bossier City required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Lionel Guillaume

Dr. Guillaume is listed as active in the NPI registry with telehealth listed in Bossier City, LA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (318) 747-1665.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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