Jennifer Marie Dennehy, APN - Medicare Nurse Practitioner in Commack, NY

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Jennifer Marie Dennehy, APN is a medicare enrolled "Nurse Practitioner - Adult Health" in Commack, New York. She graduated from nursing school in 2016 and has 8 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Mskcc Regional Network and her current practice location is 650 Commack Rd, Commack, New York. You can reach out to her office (for appointments etc.) via phone at (631) 623-4100.

Jennifer Marie Dennehy is licensed to practice in New York (license number 307998) 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 1689125478.

Contact Information

Jennifer Marie Dennehy, APN
650 Commack Rd,
Commack, NY 11725-5404
(631) 623-4100
(631) 864-3827

Map and Direction




Provider's Profile

Full NameJennifer Marie Dennehy
GenderFemale
SpecialityNurse Practitioner
Experience8 Years
Location650 Commack Rd, Commack, 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:
  • Jennifer Marie Dennehy graduated from nursing school in 2016
  NPI Data:
  • NPI Number: 1689125478
  • Provider Enumeration Date: 10/17/2016
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8820379118
  • Enrollment ID: I20161228000871

Medical Identifiers

Medical identifiers for Jennifer Marie Dennehy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689125478NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health 307998 (New York)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mskcc Regional Network660876514478

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. Jennifer Marie Dennehy allows following entities to bill medicare on her behalf.
Entity NameMskcc Regional Network
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740251297
PECOS PAC ID: 6608765144
Enrollment ID: O20040312000936

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. Jennifer Marie Dennehy 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
Jennifer Marie Dennehy, APN
2334 Spruce St,
Seaford, NY 11783-2923

Ph: (516) 221-0446		Jennifer Marie Dennehy, APN
650 Commack Rd,
Commack, NY 11725-5404

Ph: (631) 623-4100

Reviews and Comments


Nurse Practitioner Nurses in Commack, NY

Sandra M Roth, ANP-C
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Phone: 631-864-5175    
Cindy Demetriou,
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Practice Location: 356 Veterans Memorial Hwy, Suite 5, Commack, NY 11725
Phone: 631-858-0400    
Kelly Eileen Mcgowan, FNP
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Practice Location: 2171 Jericho Tpke, Commack, NY 11725
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Mrs. Keri Jean Wagner, N.P.
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Medicare: Accepting Medicare Assignments
Practice Location: 650 Commack Rd, Commack, NY 11725
Phone: 631-623-4000    Fax: 631-864-2787
Mrs. Ann Marie Perrino, NP
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Medicare: Not Enrolled in Medicare
Practice Location: 68 Hauppauge Rd, Commack, NY 11725
Phone: 631-715-2000    
Ms. Kathleen Bradley Kupferman, N.P.
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Medicare: Not Enrolled in Medicare
Practice Location: 68 Hauppauge Rd, Commack, NY 11725
Phone: 631-715-2503    
Mrs. Lauren Dolce, NP-C
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 6080 Jericho Tpke, Suite 314, Commack, NY 11725
Phone: 631-462-2200    

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.