NPPES file of Aug 9, 2026

Alain Lewis Emery Chesnut, M.D.

Internal Medicine Physician · Houma, LA

Alain Lewis Emery Chesnut, M.D. is an internal medicine physician with a practice address in Houma, Louisiana, and NPI 1548521693, issued on Jun 5, 2012. Check the license (Louisiana MD208168, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548521693
Name
Alain Lewis Emery Chesnut
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD208168 LA
Self-reported in NPPES; status is on the state search
Practice location
8120 Main St Ste 403, Houma, LA 70360
Phone
(985) 868-9960
Enumerated
Jun 5, 2012
Record last updated
May 19, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150902000925); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8120 Main St Ste 403

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adam Arceneaux, M.D.Internal Medicine Physician1538571252
  2. Rachel Coleman-PierronEndocrinology, Diabetes & Metabolism Physician1740555101

Verify Alain Lewis Emery Chesnut in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
    Search for license MD208168
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Louisiana license search

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4.9 times the Medicare Part D claims of the average internal medicine physician in 2024

15,652 Medicare Part D claims for 906 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 681 claims were for opioids.

  1. Alain Chesnut15,652
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium572 claims
  2. Pantoprazole Sodium416 claims
  3. Hydrocodone-Acetaminophen406 claims
  4. Gabapentin383 claims
  5. Amlodipine Besylate377 claims
  6. Levothyroxine Sodium336 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $83.90

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alain Chesnut$83.90
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Physician Practice PartnersHouma, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

35 internal medicine physician records list a practice address in Houma

They are 35 of the 1,604 NPPES records with a practice address in Houma, and 1,749 internal medicine physician records in Louisiana.

Other internal medicine physician records in Louisiana

  1. Alfred Abaunza, M.D.New Orleans, LA1093994287
  2. David Abdehou, MDShreveport, LA1568471993
  3. Youssef Abdelmalek, M.DAlexandria, LA1639553233
  4. Mohammed Abdelsalam, MDNew Orleans, LA1922740190
  5. Mary Abell, M.D.New Orleans, LA1083631089
  6. Shema Abraham, M.DLafayette, LA1285053405
  7. Candice Abuso, MDHarvey, LA1780670489
  8. Aaron Ackley, M.D.Lafayette, LA1699209015
  9. Marc Acosta, M.D.Metairie, LA1891868840
  10. Scott Acosta, MDMarrero, LA1023018199

Common questions

What is Alain Lewis Emery Chesnut, M.D.'s NPI number?

Alain Lewis Emery Chesnut, M.D.'s National Provider Identifier (NPI) is 1548521693, issued on Jun 5, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Alain Lewis Emery Chesnut, M.D. located?

The NPPES record lists a practice address at 8120 Main St Ste 403, Houma, LA, 70360. Phone: (985) 868-9960. Providers update this record themselves, so call before visiting.

How can I verify Alain Lewis Emery Chesnut, M.D.'s license?

NPPES lists Louisiana license number MD208168, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alain Lewis Emery Chesnut, M.D. prescribe under Medicare Part D?

In 2024, Alain Lewis Emery Chesnut, M.D. had 15,652 Medicare Part D claims for 906 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.