Jennifer Dale Marshak, MD - Medicare Obstetrics/gynecology in Port Jefferson, NY

Jennifer Dale Marshak, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Port Jefferson, New York. She went to Duke University School Of Medicine and graduated in 1996 and has 28 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice North Shore Hematology Oncology Associates Pc and her current practice location is 118 N Country Rd, Port Jefferson, New York. You can reach out to her office (for appointments etc.) via phone at (631) 473-7171.

Jennifer Dale Marshak is licensed to practice in New York (license number 211465) 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 1750365912.

Contact Information

Jennifer Dale Marshak, MD
118 N Country Rd,
Port Jefferson, NY 11777-2120
(631) 473-7171
(631) 473-4605

Map and Direction




Physician's Profile

Full NameJennifer Dale Marshak
GenderFemale
SpecialityObstetrics/gynecology
Experience28 Years
Location118 N Country Rd, Port Jefferson, 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 Dale Marshak attended and graduated from Duke University School Of Medicine in 1996
  NPI Data:
  • NPI Number: 1750365912
  • Provider Enumeration Date: 12/01/2005
  • Last Update Date: 04/24/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 5092758771
  • Enrollment ID: I20060330000493

Medical Identifiers

Medical identifiers for Jennifer Dale Marshak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750365912NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology 211465 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
John T Mather Memorial Hospital Of Port JeffersonPort jefferson, NYHospital
Long Island Community HospitalPatchogue, NYHospital
St Charles HospitalPort jefferson, NYHospital
North Shore University HospitalManhasset, NYHospital
Suny/stony Brook University HospitalStony brook, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore Hematology Oncology Associates Pc1456243641314

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 Dale Marshak allows following entities to bill medicare on her behalf.
Entity NameProhealth Care Associates Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275596280
PECOS PAC ID: 4486544186
Enrollment ID: O20040317000468
Entity NameNorth Shore Hematology Oncology Associates Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396794574
PECOS PAC ID: 1456243641
Enrollment ID: O20040324001766

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 Dale Marshak 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 Dale Marshak, MD
118 N Country Rd,
Port Jefferson, NY 11777-2120

Ph: (631) 473-7171
Jennifer Dale Marshak, MD
118 N Country Rd,
Port Jefferson, NY 11777-2120

Ph: (631) 473-7171

Reviews and Comments


Obstetrics & Gynecology Doctors in Port Jefferson, NY

Amy Renee Richter, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 118 N Country Rd, Port Jefferson, NY 11777
Phone: 631-473-7171    Fax: 631-473-4605
Steven Ira Ross, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 49 Crooked Oak Rd, Port Jefferson, NY 11777
Phone: 631-928-8686    
Anthony Mark Giammarino, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 118 N Country Rd, Port Jefferson, NY 11777
Phone: 631-473-7171    Fax: 631-473-4605
Lance Edwards, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 118 N Country Rd, Port Jefferson, NY 11777
Phone: 631-473-7171    Fax: 631-473-4605
John Gregg Petraco, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 118 N Country Rd, Port Jefferson, NY 11777
Phone: 631-471-7171    Fax: 631-473-4605
Dennis Stephen Strittmatter, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 118 N Country Rd, Port Jefferson, NY 11777
Phone: 631-473-7171    Fax: 631-473-4605
Stephen Golub, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 118 North Country Road, Port Jefferson, NY 11777
Phone: 631-473-7171    Fax: 631-473-4605

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.