NPPES file of Aug 9, 2026

Thomas Cyrus Mielewczyk

Student in an Organized Health Care Education/Training Program · Roseville, CA

Thomas Cyrus Mielewczyk is a student in an organized health care education/training program with a practice address in Roseville, California, and NPI 1437736733, issued on Mar 24, 2021. Check the license with the California board that licenses this profession; 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
1437736733
Name
Thomas Cyrus Mielewczyk
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
1 Medical Plaza Dr, Roseville, CA 95661
Phone
(916) 781-1000
Enumerated
Mar 24, 2021
Record last updated
Aug 1, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1 Medical Plaza Dr

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

  1. Feruza AbraamyanRheumatology Physician1124769278
  2. Anthony Acholonu, DOStudent in an Organized Health Care Education/Training Program1558164483
  3. Abhishek Agarwal, M.D.Family Medicine Physician1124257407
  4. Ali Ahmed, M.D.Hospitalist Physician1144485822
  5. Dimple Ajwani, D.O.Family Medicine Physician1053687152
  6. Ikram Al-Doori, MDHospitalist Physician1801477906

Verify Thomas Cyrus Mielewczyk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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93% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

13 Medicare Part D claims for 13 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 12 claims were for opioids.

  1. Thomas Mielewczyk13
  2. Specialty average185

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.

Thomas Cyrus Mielewczyk among 40,652 student in an organized health care education/training program records in California

Thomas Cyrus Mielewczyk is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 28% of them.

  • NPI issued2021 · 28% of these records are older, 66% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2023 · 26% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

218 student in an organized health care education/training program records list a practice address in Roseville

They are 218 of the 5,340 NPPES records with a practice address in Roseville, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Tori BoydRoseville, CA 956611770178246
  2. Samuel Brunson, DORoseville, CA 956611184278855
  3. Amanda Dilger, MDRoseville, CA 956611710304753
  4. Megan FarrisRoseville, CA 956611053796714
  5. Justin FloresRoseville, CA 956611578152856
  6. Maritza GonzalezRoseville, CA 956611356968788
  7. Ladan KhatibijahRoseville, CA 956611437692142
  8. Anna Marie Labaro, M.D.Roseville, CA 956611265797153

Common questions

What is Thomas Cyrus Mielewczyk's NPI number?

Thomas Cyrus Mielewczyk's National Provider Identifier (NPI) is 1437736733, issued on Mar 24, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Cyrus Mielewczyk located?

The NPPES record lists a practice address at 1 Medical Plaza Dr, Roseville, CA, 95661. Phone: (916) 781-1000. Providers update this record themselves, so call before visiting.

How can I verify Thomas Cyrus Mielewczyk's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Thomas Cyrus Mielewczyk prescribe under Medicare Part D?

In 2024, Thomas Cyrus Mielewczyk had 13 Medicare Part D claims for 13 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.