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Anesthesiology

Leslie Thomas, MD

Works at hospitals in Westfield, MA · Brighton, MA · Lafayette, LA … · Massachusetts, Louisiana, Michigan

Summary

Leslie Thomas, MD (Anesthesiology) is listed by Medicare at 5 hospitals in Westfield, MA, Brighton, MA and Lafayette, LA and other places. NPI 1265460083. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Leslie Thomas, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
34Years since medical school (graduated 1992)
FemaleGender (as listed)
Ochsner Clinic LLCGroup practice (+5 more)

Quick answers

Which hospitals does Leslie Thomas work at?
Medicare's official clinician data lists Leslie Thomas at 5 hospitals: Baystate Noble Hospital, Boston Medical Center-Brighton, Ochsner Lafayette General Medical Center, Ochsner Medical Center Acute and Spectrum Health. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Leslie Thomas see patients?
Medicare's clinician data lists 14 practice locations, including Lafayette, LA, New Orleans, LA and Grand Rapids, MI. Call before your visit to confirm the address.
What is Leslie Thomas's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Leslie Thomas accept Medicare assignment?
Yes. Medicare's clinician data says Leslie Thomas accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Leslie Thomas?
(337) 289-7991, as listed in official Medicare / NPI Registry data.
What is Leslie Thomas's NPI number?
1265460083. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leslie Thomas works

Medicare's Facility Affiliation Data lists Leslie Thomas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Leslie Thomas is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 14; the Medicare profile lists all.

Group practices

Medicare enrollment lists Leslie Thomas as a member of these groups (CMS data updated 2026-10-02).

  • Ochsner Clinic LLC2,864 clinicians in the group
  • Spectrum Health Primary Care Partners2,294 clinicians in the group
  • Baystate Medical Practices Inc1,369 clinicians in the group
  • Sheridan Healthcorp Inc949 clinicians in the group
  • Mission Health Community Multispecialty Providers LLC601 clinicians in the group
  • BMC Affiliated Physicians, Inc.564 clinicians in the group

Specialties

Find other Anesthesiology doctors in Louisiana →

Other anesthesiologists in Lafayette

Clinicians with the same Medicare primary specialty in Lafayette, LA — not a recommendation.

All anesthesiologists in Lafayette →

Clinician information

CredentialMD
Graduation year1992
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1265460083
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians