Mrs Cynthia J Onufrak, NP - Medicare Nurse Practitioner in East Setauket, NY

Mrs Cynthia J Onufrak, NP is a medicare enrolled "Nurse Practitioner - Adult Health" in East Setauket, New York. Her current practice location is 181 N Belle Mead Rd, East Setauket, New York. You can reach out to her office (for appointments etc.) via phone at (631) 444-2599.

Mrs Cynthia J Onufrak is licensed to practice in New York (license number 308827) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1780153072.

Contact Information

Mrs Cynthia J Onufrak, NP
181 N Belle Mead Rd,
East Setauket, NY 11733-3495
(631) 444-2599
(631) 444-1474

Map and Direction




Provider's Profile

Full NameMrs Cynthia J Onufrak
GenderFemale
SpecialityNurse Practitioner - Adult Health
Location181 N Belle Mead Rd, East Setauket, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1780153072
  • Provider Enumeration Date: 11/16/2018
  • Last Update Date: 04/11/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 0345586988
  • Enrollment ID: I20190117003954

Medical Identifiers

Medical identifiers for Mrs Cynthia J Onufrak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780153072NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health 308827 (New York)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Mrs Cynthia J Onufrak allows following entities to bill medicare on her behalf.
Entity NameNeurology Associates Of Stony Brook, University Faculty Practice Corpo
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699720888
PECOS PAC ID: 5193617116
Enrollment ID: O20040325001262

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Mrs Cynthia J Onufrak is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mrs Cynthia J Onufrak, NP
Po Box 1559,
Stony Brook, NY 11790-0989

Ph: (631) 444-2599
Mrs Cynthia J Onufrak, NP
181 N Belle Mead Rd,
East Setauket, NY 11733-3495

Ph: (631) 444-2599

Reviews and Comments


Nurse Practitioner Nurses in East Setauket, NY

Sandra Thomas,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 235 N Belle Mead Rd, East Setauket, NY 11733
Phone: 631-724-4664    
Margaret A Cariola, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 3400 Nesconset Hwy, Ste 101, East Setauket, NY 11733
Phone: 631-751-8700    Fax: 631-751-5971
Ms. Jennifer Griffin, CNM
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 6 Technology Dr, East Setauket, NY 11733
Phone: 631-444-4686    
Ms. Jennifer M Mulvey Fitzgerald, NP, CDE
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 26 Research Way, Suite 1, East Setauket, NY 11733
Phone: 914-649-9993    
Frances M Tanzella, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 37 Research Way, East Setauket, NY 11733
Phone: 631-444-4907    Fax: 631-444-4189
Mrs. Kristen Eileen Alarcon, F.N,P.
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 6 Technology Dr, East Setauket, NY 11733
Phone: 631-444-4686    
Ms. Kelly Ann O'toole, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 4 Technology Dr Ste 210, East Setauket, NY 11733
Phone: 631-331-1506    Fax: 631-331-5364

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.