NPPES file of Aug 9, 2026

Kristen Grabarz, FNP

Pediatrics Physician · Newtown, CT

Kristen Grabarz, FNP is a pediatrics physician with a practice address in Newtown, Connecticut, and NPI 1891574190, issued on Sep 26, 2023. Check the license (Connecticut 12423, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1891574190
Name
Kristen Grabarz
Credential
FNP
Primary taxonomy
Pediatrics Physician 208000000X
License number
12423 CT
Self-reported in NPPES; status is on the state search
Practice location
32 Church Hill RD, Newtown, CT 06470
Phone
(203) 426-5437
Enumerated
Sep 26, 2023
Record last updated
Sep 26, 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 32 Church Hill RD

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

  1. Corinna Balanon Soriano, M.D.Pediatrics Physician1528046307
  2. Valerie Bouhom, DMDDentist1760008403
  3. Jordan BuchlaNurse Practitioner1386480705
  4. Dylan Puglisi, D.D.SDentist1558057216
  5. Tiffany Rydz, APRNNurse Practitioner1194479873
  6. Elizabeth SchollNurse Practitioner1457807885

Verify Kristen Grabarz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 12423
    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
Open the Connecticut 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: $340.41

12 payments; by number, the most common kind was food and beverage; the largest payer was ALK-Abello, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kristen Grabarz$340.41
  2. Specialty average$842.05

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

Kristen Grabarz among 1,043 pediatrics physician records in Connecticut

Kristen Grabarz, FNP is one of 1,043 pediatrics physician records with a practice address in Connecticut. 32% 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 98% of them.

  • NPI issued2023 · 98% of these records are older, under 1% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · 9% of these records are
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 pediatrics physician records list a practice address in Newtown

They are 4 of the 283 NPPES records with a practice address in Newtown, and 1,043 pediatrics physician records in Connecticut.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Richard Auerbach, M.D.Newtown, CT 064701851334031
  2. Corinna Balanon Soriano, M.D.Newtown, CT 064701528046307
  3. Laura Nowacki, MDNewtown, CT 064701598796435
  4. Alanna Coughlin, M.D.North Branford, CT 064711942362652
  5. Ann Maley, M.D.North Branford, CT 064711447471859
  6. Jason Citarella, D.O.Monroe, CT 064681992725238
  7. Francois Coutu, M.D.Monroe, CT 064681366734832
  8. Jane Donnelly, APRNMonroe, CT 064681255063699

Common questions

What is Kristen Grabarz, FNP's NPI number?

Kristen Grabarz, FNP's National Provider Identifier (NPI) is 1891574190, issued on Sep 26, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Kristen Grabarz, FNP located?

The NPPES record lists a practice address at 32 Church Hill RD, Newtown, CT, 06470. Phone: (203) 426-5437. Providers update this record themselves, so call before visiting.

How can I verify Kristen Grabarz, FNP's license?

NPPES lists Connecticut license number 12423, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.