NPPES file of Aug 9, 2026

Gregory Alexander Shamitko, M.D.

Emergency Medicine Physician · Terrytown, LA

Gregory Alexander Shamitko, M.D. is an emergency medicine physician with a practice address in Terrytown, Louisiana, and NPI 1154663227, issued on Mar 26, 2013. Check the license (Louisiana 302331, 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
1154663227
Name
Gregory Alexander Shamitko
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
302331 LA
Self-reported in NPPES; status is on the state search
Practice location
2500 Belle Chasse Hwy, Terrytown, LA 70056
Phone
(504) 392-3131
Enumerated
Mar 26, 2013
Record last updated
Aug 16, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(504) 391-5486
Medicare enrollment
Enrolled (PECOS I20170916000260); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 2013
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 2500 Belle Chasse Hwy

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

  1. Alyssa Allsop, APRN, NNPNeonatal Nurse Practitioner1487222022
  2. Dasha Arnold, CRNACertified Registered Nurse Anesthetist1356582332
  3. Brett Barrilleaux, MDAnesthesiology Physician1619505708
  4. Aimee Barrois, MSN, APRN, NNP-BCCritical Care Neonatal Nurse Practitioner1033663539
  5. Charles Belair, CRNACertified Registered Nurse Anesthetist1679500789
  6. Nicholas Bologna, PA-CPhysician Assistant1467183590

Verify Gregory Alexander Shamitko 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 302331
    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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23% more Medicare Part D claims than the average emergency medicine physician in 2024

277 Medicare Part D claims for 176 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 47 claims were for opioids.

  1. Gregory Shamitko277
  2. Specialty average226

Most prescribed

  1. Cephalexin28 claims
  2. Hydrocodone-Acetaminophen22 claims
  3. Prednisone22 claims
  4. Ondansetron Hcl20 claims
  5. Ibuprofen16 claims
  6. Oxycodone-Acetaminophen14 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.

Bills Medicare through 3 group practices

  1. Belle Chasse Emergency Group LLCTerrytown, LA
  2. Extreme Environmental Medicine LLCMarrero, LA
  3. Kenner Emergency Group LLCMarrero, LA

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

Gregory Alexander Shamitko among 1,000 emergency medicine physician records in Louisiana

Gregory Alexander Shamitko, M.D. is one of 1,000 emergency medicine physician records with a practice address in Louisiana. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 67% of them.

  • NPI issued2013 · 67% of these records are older, 31% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2013 · median 2010 among the 653 with a school on file
  • Record last updated2017 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 emergency medicine physician records list a practice address in Terrytown

They are 10 of the 295 NPPES records with a practice address in Terrytown, and 1,000 emergency medicine physician records in Louisiana.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. John 'Jay' Brown, MDGretna, LA 700561346283983
  2. Karen Cockerham, M.D.Gretna, LA 700561912941048
  3. John Krieg, M.D.Gretna, LA 700561972720381
  4. Jamie Kuo, MDTerrytown, LA 700561255530895
  5. John Langley, M.D.Gretna, LA 700561255374781
  6. Edward O'Brien, MDTerrytown, LA 700561972546521
  7. Charles Ochello, M.D.Gretna, LA 700561467643494
  8. Nikolaos Psomas, MDGretna, LA 700561881649820

Common questions

What is Gregory Alexander Shamitko, M.D.'s NPI number?

Gregory Alexander Shamitko, M.D.'s National Provider Identifier (NPI) is 1154663227, issued on Mar 26, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Alexander Shamitko, M.D. located?

The NPPES record lists a practice address at 2500 Belle Chasse Hwy, Terrytown, LA, 70056. Phone: (504) 392-3131. Providers update this record themselves, so call before visiting.

How can I verify Gregory Alexander Shamitko, M.D.'s license?

NPPES lists Louisiana license number 302331, 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 Gregory Alexander Shamitko, M.D. prescribe under Medicare Part D?

In 2024, Gregory Alexander Shamitko, M.D. had 277 Medicare Part D claims for 176 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.