NPPES file of Aug 9, 2026

Eugene Koblik, APRN MSN FNP

Nurse Practitioner · Greenwich, CT

Eugene Koblik, APRN MSN FNP is a nurse practitioner with a practice address in Greenwich, Connecticut, and NPI 1538953633, issued on Apr 5, 2025. Check the license (Connecticut 15927, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538953633
Name
Eugene Koblik
Credential
APRN MSN FNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
15927 CT
179050 CT
Self-reported in NPPES; status is on the state search
Practice location
5 Perryridge RD, Greenwich, CT 06830
Phone
(203) 863-3566
Enumerated
Apr 5, 2025
Record last updated
Mar 5, 2026
Medicare enrollment
Enrolled (PECOS I20260416002464); accepts Medicare assignment
Medical or professional school
University Of Connecticut School Of Medicine, 2025
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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8 nearest nurse practitioner records → All 922 in Connecticut → Look up another NPI →

Also registered at 5 Perryridge RD

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

  1. Tena AbrahamPharmacist1649838905
  2. Hanief Abrahams, M.D.Anesthesiology Physician1497798235
  3. Diana Adams, M.D.Maternal & Fetal Medicine Physician1255300653
  4. Saheeb AhmedStudent in an Organized Health Care Education/Training Program1326626748
  5. Rachel Alfandre, LCSWClinical Social Worker1497077259
  6. Vicki Altmeyer, M.D.Anatomic Pathology & Clinical Pathology Physician1700807898

Verify Eugene Koblik 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 15927    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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Bills Medicare through one group practice

  1. Northeast Medical Group IncGreenwich, CT

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

Eugene Koblik among 922 nurse practitioner records in Connecticut

Eugene Koblik, APRN MSN FNP is one of 922 nurse practitioner records with a practice address in Connecticut. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 92% of them.

  • NPI issued2025 · 92% of these records are older, 3% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2025 · median 2018 among the 522 with a school on file
  • Record last updated2026 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in Connecticut

There are 922 nurse practitioner records in Connecticut.

All 922 in Connecticut → Every provider in Greenwich → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Dana Barbieri, APRNGreenwich, CT 068301063233989
  2. Maryfrances Desteno, APRNGreenwich, CT 068301922374354
  3. Suma Gupta, APRNGreenwich, CT 068301063206027
  4. Miriam KahnGreenwich, CT 068301992813083
  5. Katie Kajtor, FNP-BC, NP-CGreenwich, CT 068301962246488
  6. Devin Shaheen, NPGreenwich, CT 068301174307169
  7. Julia SpagnolettiGreenwich, CT 068301316788482
  8. Leslie Cenci, APRNGreenwich, CT 068311780792879

Common questions

What is Eugene Koblik, APRN MSN FNP's NPI number?

Eugene Koblik, APRN MSN FNP's National Provider Identifier (NPI) is 1538953633, issued on Apr 5, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Eugene Koblik, APRN MSN FNP located?

The NPPES record lists a practice address at 5 Perryridge RD, Greenwich, CT, 06830. Phone: (203) 863-3566. Providers update this record themselves, so call before visiting.

How can I verify Eugene Koblik, APRN MSN FNP's license?

NPPES lists Connecticut license number 15927, as entered by the provider. Search the Connecticut 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.