Ms Barbara Joan Davis, NP - Medicare Nurse Practitioner in Holbrook, NY

Ms Barbara Joan Davis, NP is a medicare enrolled "Nurse Practitioner - Family" in Holbrook, New York. She graduated from nursing school in 2007 and has 17 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice North Shore Hematology Oncology Associates Pc and her current practice location is 900 Main St, Holbrook, New York. You can reach out to her office (for appointments etc.) via phone at (631) 676-2542.

Ms Barbara Joan Davis is licensed to practice in New York (license number F335336-1) 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 1437329158.

Contact Information

Ms Barbara Joan Davis, NP
900 Main St,
Holbrook, NY 11741-1623
(631) 676-2542
(631) 676-2543

Map and Direction




Provider's Profile

Full NameMs Barbara Joan Davis
GenderFemale
SpecialityNurse Practitioner
Experience17 Years
Location900 Main St, Holbrook, 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:
  • Ms Barbara Joan Davis graduated from nursing school in 2007
  NPI Data:
  • NPI Number: 1437329158
  • Provider Enumeration Date: 03/10/2008
  • Last Update Date: 08/29/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 1153455332
  • Enrollment ID: I20100811000000

Medical Identifiers

Medical identifiers for Ms Barbara Joan Davis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1437329158NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family F335336-1 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Suny/stony Brook University HospitalStony brook, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore Hematology Oncology Associates Pc1456243641344

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. Ms Barbara Joan Davis allows following entities to bill medicare on her behalf.
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
Entity NameHolbrook Internal Medicine Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972825420
PECOS PAC ID: 5799813259
Enrollment ID: O20100505000054

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. Ms Barbara Joan Davis 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
Ms Barbara Joan Davis, NP
900 Main St, Ste 103,
Holbrook, NY 11741-1623

Ph: (631) 676-2542
Ms Barbara Joan Davis, NP
900 Main St,
Holbrook, NY 11741-1623

Ph: (631) 676-2542

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).

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