NPPES file of Aug 9, 2026

Tomasz G. Michalewski, APRN

Acute Care Nurse Practitioner · Hartford, CT

Tomasz G. Michalewski, APRN is an acute care nurse practitioner with a practice address in Hartford, Connecticut, and NPI 1588606792, issued on Jun 12, 2006. Check the license (Connecticut 003275, as entered in NPPES) with the Connecticut 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
1588606792
Name
Tomasz G. Michalewski
Credential
APRN
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
003275 CT
Self-reported in NPPES; status is on the state search
Practice location
114 Woodland St, Hartford, CT 06105
Phone
(860) 714-4001
Enumerated
Jun 12, 2006
Record last updated
Jun 10, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240829002831); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 114 Woodland St

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

  1. Carol Abbatiello, D.O.Emergency Medicine Physician1275579732
  2. Jonathan Abrams, MDAnesthesiology Physician1528010337
  3. Louisa Acca, PA-CPhysician Assistant1679265458
  4. Asad Akbar, DPMPodiatrist1851978258
  5. Yahya Al-Mezrakchi, MDHospitalist Physician1932594603
  6. Nicole Alex, APRNNurse Practitioner1497424527

Verify Tomasz G. Michalewski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 003275
    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 Connecticut license search

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80% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

120 Medicare Part D claims for 91 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.

  1. Tomasz Michalewski120
  2. Specialty average594

Most prescribed

  1. Cephalexin19 claims
  2. Naproxen16 claims
  3. Methocarbamol11 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.

2 hospitals and group practices

  1. Middlesex HospitalMiddletown, CT · Acute Care Hospitals3 of 5 stars
  2. Henry Heywood Memorial HospitalGardner, MA

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.

Tomasz G. Michalewski among 368 acute care nurse practitioner records in Connecticut

Tomasz G. Michalewski, APRN is one of 368 acute care nurse practitioner records with a practice address in Connecticut. 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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 89% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2005 · median 2018 among the 273 with a school on file
  • Record last updated2009 · 45% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

135 acute care nurse practitioner records list a practice address in Hartford

They are 135 of the 6,317 NPPES records with a practice address in Hartford, and 368 acute care nurse practitioner records in Connecticut.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Mitchell FriedmanHartford, CT 061051851061808
  2. Payal Humbles, APRNHartford, CT 061051134482300
  3. Hannah Jenkins, APRNHartford, CT 061051346892775
  4. Melissa O'Donal, APRNHartford, CT 061051902315229
  5. Isabella Russell, APRNHartford, CT 061051700644762
  6. Peyton TeskeHartford, CT 061051376470633
  7. Hannah Wolfe, ACNPC-AGHartford, CT 061051316719883
  8. Carol Campbell, ACNPHartford, CT 061061689664229

Common questions

What is Tomasz G. Michalewski, APRN's NPI number?

Tomasz G. Michalewski, APRN's National Provider Identifier (NPI) is 1588606792, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tomasz G. Michalewski, APRN located?

The NPPES record lists a practice address at 114 Woodland St, Hartford, CT, 06105. Phone: (860) 714-4001. Providers update this record themselves, so call before visiting.

How can I verify Tomasz G. Michalewski, APRN's license?

NPPES lists Connecticut license number 003275, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Tomasz G. Michalewski, APRN prescribe under Medicare Part D?

In 2024, Tomasz G. Michalewski, APRN had 120 Medicare Part D claims for 91 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.