Seth Losiewicz, MD
Student in an Organized Health Care Education/Training Program · Lexington, KY
Seth Losiewicz, MD is a student in an organized health care education/training program with a practice address in Lexington, Kentucky, and NPI 1801591268, issued on Apr 4, 2023. Check the license with the Kentucky board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Seth Losiewicz
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 900 S Limestone Ctw 304, Lexington, KY 40536
- Phone
- (859) 323-2834
- Enumerated
- Apr 4, 2023
- Record last updated
- Apr 4, 2023
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 3,596 in Kentucky → Look up another NPI →
Also registered at 900 S Limestone Ctw 304
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Zaynah AjmalStudent in an Organized Health Care Education/Training Program1710781398
- John Alcorn, MDInternal Medicine Physician1912536004
- Alexa Alfred, MDStudent in an Organized Health Care Education/Training Program1942904438
- Eugene Matthew AlmazanStudent in an Organized Health Care Education/Training Program1194303917
- Cole Alsip, MDStudent in an Organized Health Care Education/Training Program1316797798
Verify Seth Losiewicz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Kentucky board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
57 Medicare Part D claims for 28 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.
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.
Seth Losiewicz among 3,596 student in an organized health care education/training program records in Kentucky
Seth Losiewicz, MD is one of 3,596 student in an organized health care education/training program records with a practice address in Kentucky. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 28% of them.
- NPI issued2023 · 28% of these records are older, 62% newer
- In a Medicare fileYes · 13% of these records are
- In the CMS Doctors and Clinicians fileNo · 1% of these records are
- Record last updated2023 · 17% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,172 student in an organized health care education/training program records list a practice address in Lexington
They are 1,172 of the 14,031 NPPES records with a practice address in Lexington, and 3,596 student in an organized health care education/training program records in Kentucky.
All 3,596 in Kentucky → Every provider in Lexington → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Sean Defrates, PHARM.D.Lexington, KY 405361215255237
- Jonathan Donson, MDLexington, KY 405361184858912
- Amaka Ezeoke, M.DLexington, KY 405361659518090
- Philip Kallenberg, M.S.Lexington, KY 405361871728451
- Ryan NazarLexington, KY 405361114152618
- Melissa Nestor, PHARMDLexington, KY 405361952535809
- Komal Pandya, PHARM.D.Lexington, KY 405361710111851
- Kathryn Ruf, PHARMDLexington, KY 405361871727727
Common questions
What is Seth Losiewicz, MD's NPI number?
Seth Losiewicz, MD's National Provider Identifier (NPI) is 1801591268, issued on Apr 4, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Seth Losiewicz, MD located?
The NPPES record lists a practice address at 900 S Limestone Ctw 304, Lexington, KY, 40536. Phone: (859) 323-2834. Providers update this record themselves, so call before visiting.
How can I verify Seth Losiewicz, MD's license?
Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.
How much does Seth Losiewicz, MD prescribe under Medicare Part D?
In 2024, Seth Losiewicz, MD had 57 Medicare Part D claims for 28 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.