NPPES file of Aug 9, 2026

George A. Semien, MD

Anesthesiology Physician · Opelousas, LA

George A. Semien, MD is an anesthesiology physician with a practice address in Opelousas, Louisiana, and NPI 1508886342, issued on Jul 21, 2006. Check the license 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
1508886342
Name
George A. Semien
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
ME96254 FL
Self-reported in NPPES; status is on the state search
Practice location
539 E Prudhomme St, Opelousas, LA 70570
Phone
(337) 594-3499
Enumerated
Jul 21, 2006
Record last updated
Jul 30, 2024
Fax
(337) 943-7182
Medicaid IDs
009938073 AL
275969100 FL
Medicare enrollment
Enrolled (PECOS I20220725001548); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 2002
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 539 E Prudhomme St

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

  1. Brian Adams, M.D.Pediatrics Physician1487829685
  2. Gerard Ballanco, M.D.Diagnostic Radiology Physician1053330779
  3. Carol Becker, MDDiagnostic Radiology Physician1639192578
  4. Kenneth Bergeron, CRNACertified Registered Nurse Anesthetist1508852187
  5. Olivia Besson, PA-CMedical Physician Assistant1639058688
  6. Nicholas Boies, NPNurse Practitioner1124659628

Verify George A. Semien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical ExaminersCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $20.63

1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. George Semien$20.63
  2. Specialty average$669.59

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

Bills Medicare through 2 group practices

  1. Lafayette Health Ventures IncLafayette, LA
  2. Youngs Professional Services LLCWest Monroe, LA

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

George A. Semien among 623 anesthesiology physician records in Louisiana

George A. Semien, MD is one of 623 anesthesiology physician records with a practice address in Louisiana. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 52% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2002 · median 2005 among the 430 with a school on file
  • Record last updated2024 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Louisiana

There are 623 anesthesiology physician records in Louisiana.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. E. Ventre, M.D.Opelousas, LA 705701194729640
  2. Edward Wren, MDNew Iberia, LA 705631427191790
  3. Stephen Collins, MDNew Iberia, LA 705601770501777
  4. Scott Landry, MDNew Iberia, LA 705601225056229
  5. Laurie McCormic, M.D.New Iberia, LA 705601538349873
  6. Larry Nelson, MDNew Iberia, LA 705601306864301
  7. Hai Tran, M.D.New Iberia, LA 705601447574645
  8. Richard Clarke, MDMamou, LA 705541174510051

Common questions

What is George A. Semien, MD's NPI number?

George A. Semien, MD's National Provider Identifier (NPI) is 1508886342, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is George A. Semien, MD located?

The NPPES record lists a practice address at 539 E Prudhomme St, Opelousas, LA, 70570. Phone: (337) 594-3499. Providers update this record themselves, so call before visiting.

How can I verify George A. Semien, MD's license?

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.

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.