John Bercier, DO
Critical Care Medicine (Internal Medicine) Physician · Lake Charles, LA
John Bercier, DO is a critical care medicine (internal medicine) physician with a practice address in Lake Charles, Louisiana, and NPI 1588168199, issued on Mar 19, 2018. Check the license (Louisiana 322770, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John Bercier
- Credential
- DO
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 322770 LA
Self-reported in NPPES; status is on the state search - Practice location
- 2770 3RD Ave Ste 350, Lake Charles, LA 70601
- Phone
- (337) 494-2750
- Enumerated
- Mar 19, 2018
- Record last updated
- Feb 12, 2025
- Fax
- (337) 494-2760
- Medicaid ID
- 2463918 LA
- Medicare enrollment
- Enrolled (PECOS I20200812001080); accepts Medicare assignment
- Medical or professional school
- William Carey University College Of Osteopathic Medicine, 2018
- Entity
- Type 1 · individual
Also registered at 2770 3RD Ave Ste 350
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Babineaux, FNP-CFamily Nurse Practitioner1356021877
- Justin Bohannan, AG-ACNPAcute Care Nurse Practitioner1124695408
- Robert Broussard, MDPulmonary Disease Physician1821007170
- Clifford Courville, M.D.Pulmonary Disease Physician1942461207
- Fidencio Davalos, M.D.Critical Care Medicine (Internal Medicine) Physician1265872725
- Jennifer Graham, ANPAdult Health Nurse Practitioner1235492778
Verify John Bercier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 322770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
348 Medicare Part D claims for 89 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.
Most prescribed
- Trelegy Ellipta36 claims
- Furosemide33 claims
- Azithromycin25 claims
- Fluticasone Propionate24 claims
- Varenicline Tartrate17 claims
- Albuterol Sulfate Hfa16 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: $784.66
28 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Lcms Pulmonary Associates OF Southwest LouisianaLake Charles, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Louisiana
There are 62 critical care medicine (internal medicine) physician records in Louisiana.
Other critical care medicine (internal medicine) physician records in Louisiana
- Mazin Abdelghany, MDCovington, LA1427430669
- Mostafa Aboubakr, MDBaton Rouge, LA1841713427
- Stephen Adjei, M.D.Baton Rouge, LA1871518530
- Ajit Alexander, MDShreveport, LA1861888760
- Calvin Alexander, M.D.Shreveport, LA1780689224
- John Areno, M.D.Shreveport, LA1376555672
- Emily Aventura, M.D.New Orleans, LA1407047277
- Vernie Barnett, MDNew Orleans, LA1962453399
- Lisseth Beltran, M.D.New Orleans, LA1245853241
- Sukhmani Boparai, MDShreveport, LA1932752623
Common questions
What is John Bercier, DO's NPI number?
John Bercier, DO's National Provider Identifier (NPI) is 1588168199, issued on Mar 19, 2018. An NPI identifies a provider in billing; it is not a license.
Where is John Bercier, DO located?
The NPPES record lists a practice address at 2770 3RD Ave Ste 350, Lake Charles, LA, 70601. Phone: (337) 494-2750. Providers update this record themselves, so call before visiting.
How can I verify John Bercier, DO's license?
NPPES lists Louisiana license number 322770, 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 John Bercier, DO prescribe under Medicare Part D?
In 2024, John Bercier, DO had 348 Medicare Part D claims for 89 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. 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.