Cecilia Griffin Cassidy, APRN, CDE - Medicare Nurse Practitioner in Greenlawn, NY

Cecilia Griffin Cassidy, APRN, CDE is a medicare enrolled "Nurse Practitioner - Adult Health" in Greenlawn, New York. She graduated from nursing school in 2014 and has 11 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice North Shore Medical Group Of The Mount Sinai School Of Medicine and her current practice location is 5 Cuba Hill Rd, Greenlawn, New York. You can reach out to her office (for appointments etc.) via phone at (631) 628-5000.

Cecilia Griffin Cassidy is licensed to practice in New York (license number 292979) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1124410634.

Contact Information

Cecilia Griffin Cassidy, APRN, CDE
5 Cuba Hill Rd,
Greenlawn, NY 11740
(631) 628-5000
Not Available

Map and Direction




Provider's Profile

Full NameCecilia Griffin Cassidy
GenderFemale
SpecialityNurse Practitioner
Experience11 Years
Location5 Cuba Hill Rd, Greenlawn, New York
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Cecilia Griffin Cassidy graduated from nursing school in 2014
  NPI Data:
  • NPI Number: 1124410634
  • Provider Enumeration Date: 02/21/2015
  • Last Update Date: 08/28/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 2567751852
  • Enrollment ID: I20160510000101

Medical Identifiers

Medical identifiers for Cecilia Griffin Cassidy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124410634NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health 292979 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore Medical Group Of The Mount Sinai School Of Medicine8921999087273

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. Cecilia Griffin Cassidy allows following entities to bill medicare on her behalf.
Entity NameNorth Shore Medical Group Of The Mount Sinai School Of Medicine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275640609
PECOS PAC ID: 8921999087
Enrollment ID: O20040320000412

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. Cecilia Griffin Cassidy 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
Cecilia Griffin Cassidy, APRN, CDE
5 Cuba Hill Rd,
Greenlawn, NY 11740-1624

Ph: (631) 628-5000
Cecilia Griffin Cassidy, APRN, CDE
5 Cuba Hill Rd,
Greenlawn, NY 11740

Ph: (631) 628-5000

Reviews and Comments


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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.