NPPES file of Aug 9, 2026

Jennifer Grzybinski, APRN

Acute Care Nurse Practitioner · New Haven, CT

Jennifer Grzybinski, APRN is an acute care nurse practitioner with a practice address in New Haven, Connecticut, and NPI 1437534450, issued on Jul 21, 2015. Check the license (Connecticut 6162, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1437534450
Name
Jennifer Grzybinski
Credential
APRN
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
6162 CT
Self-reported in NPPES; status is on the state search
Practice location
100 York St, New Haven, CT 06511
Phone
(203) 688-3125
Enumerated
Jul 21, 2015
Record last updated
Mar 3, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170313000565); 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 100 York St

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

  1. Paul Aronson, M.D.Pediatric Emergency Medicine (Pediatrics) Physician1225235682
  2. Richard Breier, MDInternal Medicine Physician1104871888
  3. Kristen Kowats, LCSWClinical Social Worker1912159120
  4. Lauren Lavoie, LPCCounselor1811294820
  5. Dorothy Lewis, M.D.Professional Counselor1982936415
  6. Michael Rosenthal, MDInternal Medicine Physician1740225879

Verify Jennifer Grzybinski 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 6162
    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

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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The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score75.8
  2. Costout of 100 · 30%51.4
  3. Promoting interoperabilityout of 100 · 25%74.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Yale UniversityNew Haven, CT

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

Jennifer Grzybinski among 368 acute care nurse practitioner records in Connecticut

Jennifer Grzybinski, 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 2015, is newer than 38% of them.

  • NPI issued2015 · 38% of these records are older, 58% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2015 · median 2018 among the 273 with a school on file
  • Record last updated2017 · 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).

Acute Care Nurse Practitioner providers in Connecticut

There are 368 acute care nurse practitioner records in Connecticut.

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

  1. Ashley Allen, AG-ACNP-BCNew Haven, CT 065111851740062
  2. Matthew CucurelloNew Haven, CT 065111386525012
  3. Talia BrownNew Haven, CT 065101366282881
  4. Rachel Flowers, APRNNew Haven, CT 065101093494395
  5. Joshua GeorgetteNew Haven, CT 065101942099502
  6. Emma Green, ACNPC-AGNew Haven, CT 065101790655207
  7. Eva McFarlandNew Haven, CT 065101760265078
  8. Chloe Michaelis, APRNNew Haven, CT 065101497441968

Common questions

What is Jennifer Grzybinski, APRN's NPI number?

Jennifer Grzybinski, APRN's National Provider Identifier (NPI) is 1437534450, issued on Jul 21, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Grzybinski, APRN located?

The NPPES record lists a practice address at 100 York St, New Haven, CT, 06511. Phone: (203) 688-3125. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Grzybinski, APRN's license?

NPPES lists Connecticut license number 6162, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

What is Jennifer Grzybinski, APRN's MIPS final score?

The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.