Donald Lemieux, D.O.
Internal Medicine Physician · Covington, LA
Donald Lemieux, D.O. is an internal medicine physician with a practice address in Covington, Louisiana, and NPI 1306231436, issued on Apr 6, 2015. Check the license (Louisiana 308659, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Donald Lemieux
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 308659 LA
DO.1671 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Ochsner Blvd, Covington, LA 70433
- Phone
- (985) 875-2828
- Enumerated
- Apr 6, 2015
- Record last updated
- Nov 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181217000261); accepts Medicare assignment
- Medical or professional school
- William Carey University College Of Osteopathic Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,749 in Louisiana → Look up another NPI →
Also registered at 1000 Ochsner Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- William Barfield, MDInternal Medicine Physician1427014612
Verify Donald Lemieux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 308659Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average internal medicine physician in 2024
7,926 Medicare Part D claims for 639 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 142 claims were for opioids.
Most prescribed
- Atorvastatin Calcium491 claims
- Amlodipine Besylate349 claims
- Levothyroxine Sodium303 claims
- Rosuvastatin Calcium240 claims
- Pantoprazole Sodium205 claims
- Lisinopril185 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 one group practice
- Ochsner Clinic LLCCovington, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald Lemieux among 1,749 internal medicine physician records in Louisiana
Donald Lemieux, D.O. is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 68% of them.
- NPI issued2015 · 68% of these records are older, 28% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2015 · median 2008 among the 1,216 with a school on file
- Record last updated2018 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 internal medicine physician records list a practice address in Covington
They are 62 of the 1,868 NPPES records with a practice address in Covington, and 1,749 internal medicine physician records in Louisiana.
All 1,749 in Louisiana → Every provider in Covington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Barfield, MDCovington, LA 704331427014612
- Joseph Bobrowski, M.D.Covington, LA 704331609870013
- Patricia Guidry, MDCovington, LA 704331003819152
- Merrill Laurent, MDCovington, LA 704331083673917
- Tania Levi, M.D.Covington, LA 704331629058813
- Rachael Murphy, M.D.Covington, LA 704331528039781
- Paul Parker, MDCovington, LA 704331659348647
- James Robinson, M.D.Covington, LA 704331275513483
Common questions
What is Donald Lemieux, D.O.'s NPI number?
Donald Lemieux, D.O.'s National Provider Identifier (NPI) is 1306231436, issued on Apr 6, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Donald Lemieux, D.O. located?
The NPPES record lists a practice address at 1000 Ochsner Blvd, Covington, LA, 70433. Phone: (985) 875-2828. Providers update this record themselves, so call before visiting.
How can I verify Donald Lemieux, D.O.'s license?
NPPES lists Louisiana license number 308659, 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 Donald Lemieux, D.O. prescribe under Medicare Part D?
In 2024, Donald Lemieux, D.O. had 7,926 Medicare Part D claims for 639 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.