Justin John Kaczmarek
Acute Care Nurse Practitioner · Cleveland, OH
Justin John Kaczmarek is an acute care nurse practitioner with a practice address in Cleveland, Ohio, and NPI 1235816562, issued on Jun 29, 2023. Check the license (Ohio APRN.CNP.0034216, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin John Kaczmarek
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- APRN.CNP.0034216 OH
Self-reported in NPPES; status is on the state search - Practice location
- 11100 Euclid Ave, Cleveland, OH 44106
- Phone
- (216) 844-3722
- Enumerated
- Jun 29, 2023
- Record last updated
- Jun 29, 2023
- Medicare enrollment
- Enrolled (PECOS I20231010003493); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 1,679 in Ohio → Look up another NPI →
Also registered at 11100 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Justin John Kaczmarek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license APRN.CNP.0034216Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
28 Medicare Part D claims for 11 beneficiaries, against an average of 594 among the 13,133 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.
One hospital affiliation
- Fairview HospitalCleveland, OH · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Justin John Kaczmarek among 1,679 acute care nurse practitioner records in Ohio
Justin John Kaczmarek is one of 1,679 acute care nurse practitioner records with a practice address in Ohio. 87% 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 79% of them.
- NPI issued2023 · 79% of these records are older, 13% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2023 · median 2019 among the 1,318 with a school on file
- Record last updated2023 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
393 acute care nurse practitioner records list a practice address in Cleveland
They are 393 of the 30,748 NPPES records with a practice address in Cleveland, and 1,679 acute care nurse practitioner records in Ohio.
All 1,679 in Ohio → Every provider in Cleveland → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Mary Aulisio, MSN, RN, CNPCleveland, OH 441061346347630
- Augusta Boyd, ACNPCleveland, OH 441061861690133
- Colleen Castelein, RN, CNPCleveland, OH 441061366540874
- Dorothy Hamilton, CNPCleveland, OH 441061649371584
- Paul Kohanski, MSN CNPCleveland, OH 441061043332042
- Anne Lucas, MSN, CNPCleveland, OH 441061134224769
- Marlana Mattson, MSN, ACNP, AOCNPCleveland, OH 441061275753139
- Polly Mazanec, CNPCleveland, OH 441061053410209
Common questions
What is Justin John Kaczmarek's NPI number?
Justin John Kaczmarek's National Provider Identifier (NPI) is 1235816562, issued on Jun 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Justin John Kaczmarek located?
The NPPES record lists a practice address at 11100 Euclid Ave, Cleveland, OH, 44106. Phone: (216) 844-3722. Providers update this record themselves, so call before visiting.
How can I verify Justin John Kaczmarek's license?
NPPES lists Ohio license number APRN.CNP.0034216, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Justin John Kaczmarek prescribe under Medicare Part D?
In 2024, Justin John Kaczmarek had 28 Medicare Part D claims for 11 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.