NPPES file of Aug 9, 2026

Nathan Kozlowski, CRNA

Certified Registered Nurse Anesthetist · South Weymouth, MA

Nathan Kozlowski, CRNA is a certified registered nurse anesthetist with a practice address in South Weymouth, Massachusetts, and NPI 1912645763, issued on May 23, 2022. Check the license (Massachusetts RN2351448, as entered in NPPES) with the Massachusetts 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
1912645763
Name
Nathan Kozlowski
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
RN2351448 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fogg RD, South Weymouth, MA 02190
Phone
(781) 624-8000
Enumerated
May 23, 2022
Record last updated
Feb 23, 2026
Medicare enrollment
Enrolled (PECOS I20230821003469); 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 55 Fogg RD

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

  1. Essmaeel Abdel-Dayem, MDDiagnostic Radiology Physician1427088335
  2. Rafael Altieri, M.D.Diagnostic Radiology Physician1295791119
  3. Sarah AmeriDiagnostic Radiology Physician1194347567
  4. Nita Amornsiripanitch, M.D.Diagnostic Radiology Physician1063791887
  5. Anjali Andalkar, M.D.Anatomic Pathology & Clinical Pathology Physician1225005234
  6. Shaheen AndreasPediatric Emergency Medicine (Pediatrics) Physician1407388614

Verify Nathan Kozlowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license RN2351448
    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 Massachusetts 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.

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Industry payments in 2024: $39.98

1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nathan Kozlowski$39.98
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Coastal Medical AssociatesWeymouth, MA
  2. South Suburban Gastroenterology PCWeymouth, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nathan Kozlowski among 1,342 certified registered nurse anesthetist records in Massachusetts

Nathan Kozlowski, CRNA is one of 1,342 certified registered nurse anesthetist records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 89% of them.

  • NPI issued2022 · 89% of these records are older, 9% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2023 · median 2013 among the 1,006 with a school on file
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 certified registered nurse anesthetist records list a practice address in South Weymouth

They are 7 of the 445 NPPES records with a practice address in South Weymouth, and 1,342 certified registered nurse anesthetist records in Massachusetts.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Michael Abreu, CRNAWeymouth, MA 021901407330848
  2. Alexander Boal, CRNAWeymouth, MA 021901932347812
  3. Jonathan Casey, CRNAWeymouth, MA 021901639139819
  4. Megan DoshiWeymouth, MA 021901558868661
  5. Taylor Englade, CRNAWeymouth, MA 021901700358074
  6. Michael Ennis, CRNAWeymouth, MA 021901346241288
  7. Kayla Fagerberg, CRNAWeymouth, MA 021901164559332
  8. Alexis Jorgenson, CRNAWeymouth, MA 021901275937963

Common questions

What is Nathan Kozlowski, CRNA's NPI number?

Nathan Kozlowski, CRNA's National Provider Identifier (NPI) is 1912645763, issued on May 23, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Kozlowski, CRNA located?

The NPPES record lists a practice address at 55 Fogg RD, South Weymouth, MA, 02190. Phone: (781) 624-8000. Providers update this record themselves, so call before visiting.

How can I verify Nathan Kozlowski, CRNA's license?

NPPES lists Massachusetts license number RN2351448, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.