Mark Sepehr Samii, M.D.
Family Medicine Physician · Lake Charles, LA
Mark Sepehr Samii, M.D. is a family medicine physician with a practice address in Lake Charles, Louisiana, and NPI 1962798843, issued on Jun 20, 2011. Check the license on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mark Sepehr Samii
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MT200512 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2750 Aster St, Lake Charles, LA 70601
- Phone
- (337) 480-8900
- Enumerated
- Jun 20, 2011
- Record last updated
- Oct 2, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (337) 480-8901
- Medicare enrollment
- Enrolled (PECOS I20141209001506); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,728 in Louisiana → Look up another NPI →
Also registered at 2750 Aster St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Sepehr Samii in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average family medicine physician in 2024
807 Medicare Part D claims for 433 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 32 claims were for opioids.
Most prescribed
- Prednisone192 claims
- Doxycycline Monohydrate108 claims
- Amoxicillin-Clavulanate Potass68 claims
- Sulfamethoxazole-Trimethoprim40 claims
- Azithromycin31 claims
- Albuterol Sulfate Hfa29 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: $46.82
3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 55,478 providers of this specialty with any payment received $902.55 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 2 group practices
- Lafayette Health Ventures IncLafayette, LA
- University Hospital And Clinics, Inc.Lafayette, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Sepehr Samii among 1,728 family medicine physician records in Louisiana
Mark Sepehr Samii, M.D. is one of 1,728 family 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 2011, is newer than 63% of them.
- NPI issued2011 · 63% of these records are older, 33% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2005 · median 2006 among the 1,201 with a school on file
- Record last updated2014 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
94 family medicine physician records list a practice address in Lake Charles
They are 94 of the 2,791 NPPES records with a practice address in Lake Charles, and 1,728 family medicine physician records in Louisiana.
All 1,728 in Louisiana → Every provider in Lake Charles → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Bryan Barootes, MDLake Charles, LA 706011326040858
- Richard Caldwell, M.D.Lake Charles, LA 706011952392532
- Dennis Fletcher, M.D.Lake Charles, LA 706011881668390
- Carolyn Hutchinson, M.D.Lake Charles, LA 706011609852839
- Percival Kane, M.D.Lake Charles, LA 706011780660910
- Alan Lebato, MDLake Charles, LA 706011528069739
- Keith Lechtenberg, M.D.Lake Charles, LA 706011720060346
- Danette Null, M.D.Lake Charles, LA 706011336129444
Common questions
What is Mark Sepehr Samii, M.D.'s NPI number?
Mark Sepehr Samii, M.D.'s National Provider Identifier (NPI) is 1962798843, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Mark Sepehr Samii, M.D. located?
The NPPES record lists a practice address at 2750 Aster St, Lake Charles, LA, 70601. Phone: (337) 480-8900. Providers update this record themselves, so call before visiting.
How can I verify Mark Sepehr Samii, M.D.'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.
How much does Mark Sepehr Samii, M.D. prescribe under Medicare Part D?
In 2024, Mark Sepehr Samii, M.D. had 807 Medicare Part D claims for 433 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.