Luke Williams, MD
NPI 1659347854 · Pulmonary Disease Physician · Lake Charles, LA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luke Williams, MD is a Pulmonary Disease Physician provider in Lake Charles, LA (NPI 1659347854).
Provider details
- NPI number
- 1659347854
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 020703 (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
5,674 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) |
|---|---|---|
| Test to Measure Expiratory Airflow and Volume94010 | 1,010 | $24 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 689 | $117 |
| X-Ray of Chest, 2 Views71046 | 636 | $28 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 536 | $111 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 475 | $74 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 471 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 416 | 107 |
| Montelukast Sodium | 402 | 123 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 177 | 64 |
| Azelastine Hcl | 114 | 61 |
| Prednisone | 99 | 67 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 93 | 30 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,579 across 131 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
- 2006-02-27
- Last updated
- 2017-01-30
Frequently asked questions
- What is Luke Williams's NPI number?
- Luke Williams's National Provider Identifier (NPI) is 1659347854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luke Williams's specialty?
- Luke Williams is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Luke Williams located?
- Luke Williams's practice location on file with NPPES is 501 Dr Michael Debakey Dr, Lake Charles, LA 70601-5724.
- What is Luke Williams's phone number?
- The practice phone number listed in the NPPES registry for Luke Williams is (337) 433-8400.
- Does Luke Williams accept Medicare?
- Luke Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luke Williams's NPI active?
- Yes — Luke Williams's NPI (1659347854) is active in the NPPES registry as of the last update on 2017-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.