Registry data as of Aug 27, 2026

Olessya Mazurs, NP-C

Gerontology Nurse Practitioner · Lapeer, MI

Olessya Mazurs, NP-C is a gerontology nurse practitioner with a practice address in Lapeer, Michigan, and NPI 1134670136, issued on Oct 14, 2016. Check the license (Michigan 4704284965, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1134670136
Name
Olessya Mazurs
Credential
NP-C
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
4704284965 MI
Self-reported in NPPES; status is on the state search
Practice location
1375 N Main St, Lapeer, MI 48446
Phone
(810) 667-5639
Enumerated
Oct 14, 2016
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 1375 N Main St

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

  1. Elfatih Abter, MDInfectious Disease Physician1255473534
  2. Jessica AnklamRegistered Dietitian1134139439
  3. Emily Atar, PACPhysician Assistant1366619157
  4. Brandi BauerCertified Registered Nurse Anesthetist1396262374
  5. Kimberly Becker-Castle, CRNACertified Registered Nurse Anesthetist1275597254
  6. Cinnamon Bice, PA-CPhysician Assistant1063834794

Verify Olessya Mazurs in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 4704284965
    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
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

97% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

37 Medicare Part D claims for 20 beneficiaries, against an average of 1,350 among the 5,732 providers of this specialty who prescribed in Part D.

  1. Olessya Mazurs37
  2. Specialty average1,350

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.

3 hospital and facility affiliations

  1. Mclaren Lapeer RegionLapeer, MI · Acute Care Hospitals2 of 5 stars
  2. Fadi Salloum MD PCPontiac, MI
  3. Mclaren Hospital GroupLapeer, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gerontology Nurse Practitioner providers in Michigan

There are 412 gerontology nurse practitioner records in Michigan.

Other gerontology nurse practitioner records in Michigan

  1. Mariam AbbasSouthgate, MI1982352811
  2. Adrienne AbramsonFarmington Hills, MI1679402242
  3. Adeola AdewusiDetroit, MI1730806506
  4. Katie AlfredsonMuskegon, MI1154707743
  5. Abizer Ali, PT, APRN, AGNP-CFarmington, MI1922816784
  6. Sandra AloiaClarkston, MI1285000869
  7. Teresa Altawil, AGPCNP-BCSouthfield, MI1548937162
  8. Matthew AmanTroy, MI1366094435
  9. Sarah Ames, NPFremont, MI1194445452
  10. Jann AngellLansing, MI1497221576

Common questions

What is Olessya Mazurs, NP-C's NPI number?

Olessya Mazurs, NP-C's National Provider Identifier (NPI) is 1134670136, issued on Oct 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Olessya Mazurs, NP-C located?

The NPPES record lists a practice address at 1375 N Main St, Lapeer, MI, 48446. Phone: (810) 667-5639. Providers update this record themselves, so call before visiting.

How can I verify Olessya Mazurs, NP-C's license?

NPPES lists Michigan license number 4704284965, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Olessya Mazurs, NP-C prescribe under Medicare Part D?

In 2024, Olessya Mazurs, NP-C had 37 Medicare Part D claims for 20 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,350. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.