Cynthia J. Onufrak, NP
Adult Health Nurse Practitioner · East Setauket, NY
Cynthia J. Onufrak, NP is an adult health nurse practitioner with a practice address in East Setauket, New York, and NPI 1780153072, issued on Nov 16, 2018. Check the license (New York 308827, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cynthia J. Onufrak
- Credential
- NP
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- 308827 NY
Self-reported in NPPES; status is on the state search - Practice location
- 181 N Belle Mead RD, East Setauket, NY 11733
- Phone
- (631) 444-2599
- Enumerated
- Nov 16, 2018
- Record last updated
- Apr 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (631) 444-1474
- Medicare enrollment
- Enrolled (PECOS I20190117003954); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 6,028 in New York → Look up another NPI →
Also registered at 181 N Belle Mead RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cynthia J. Onufrak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 308827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
126 Medicare Part D claims for 32 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium20 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.
The MIPS final score for 2023 (Medicare payment program): 98.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Neurology Associates OF Stony Brook, University Faculty Practice CorpoStony Brook, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cynthia J. Onufrak among 6,028 adult health nurse practitioner records in New York
Cynthia J. Onufrak, NP is one of 6,028 adult health nurse practitioner records with a practice address in New York. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 66% of them.
- NPI issued2018 · 66% of these records are older, 30% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2018 · median 2016 among the 2,678 with a school on file
- Record last updated2019 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 adult health nurse practitioner records list a practice address in East Setauket
They are 40 of the 972 NPPES records with a practice address in East Setauket, and 6,028 adult health nurse practitioner records in New York.
All 6,028 in New York → Every provider in East Setauket → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Denise Albano, ANPCEast Setauket, NY 117331770588378
- Janet Badalamenti, ANPCE Setauket, NY 117331962407494
- Kristina Demarco, ANPCE Setauket, NY 117331407853526
- Jennifer Doolan, NPEast Setauket, NY 117331346339744
- Beverly Elliott, ANPEast Setauket, NY 117331447342605
- Harold Flockhart, NPEast Setauket, NY 117331093734139
- Mary Ann Fragola, ANPCE Setauket, NY 117331508862079
- Deborah Lupo, NPEast Setauket, NY 117331043347164
Common questions
What is Cynthia J. Onufrak, NP's NPI number?
Cynthia J. Onufrak, NP's National Provider Identifier (NPI) is 1780153072, issued on Nov 16, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia J. Onufrak, NP located?
The NPPES record lists a practice address at 181 N Belle Mead RD, East Setauket, NY, 11733. Phone: (631) 444-2599. Providers update this record themselves, so call before visiting.
How can I verify Cynthia J. Onufrak, NP's license?
NPPES lists New York license number 308827, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Cynthia J. Onufrak, NP prescribe under Medicare Part D?
In 2024, Cynthia J. Onufrak, NP had 126 Medicare Part D claims for 32 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
What is Cynthia J. Onufrak, NP's MIPS final score?
The 2023 MIPS final score is 98.5 of 100. 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.