Allyson Marie Kornahrens, FNP - Medicare Nurse Practitioner in Smithtown, NY

Allyson Marie Kornahrens, FNP is a medicare enrolled "Nurse Practitioner - Family" in Smithtown, New York. Her current practice location is 267 E Main St, Smithtown, New York. You can reach out to her office (for appointments etc.) via phone at (631) 418-8069.

Allyson Marie Kornahrens is licensed to practice in New York (license number 342166) 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 1427573138.

Contact Information

Allyson Marie Kornahrens, FNP
267 E Main St,
Smithtown, NY 11787-2874
(631) 418-8069
(631) 656-0470

Map and Direction




Provider's Profile

Full NameAllyson Marie Kornahrens
GenderFemale
SpecialityNurse Practitioner - Family
Location267 E Main St, Smithtown, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1427573138
  • Provider Enumeration Date: 08/03/2017
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7113265497
  • Enrollment ID: I20190212001307

Medical Identifiers

Medical identifiers for Allyson Marie Kornahrens such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427573138NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 342166 (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. Allyson Marie Kornahrens allows following entities to bill medicare on her behalf.
Entity NameCentral Suffolk Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043402050
PECOS PAC ID: 4981508082
Enrollment ID: O20031120000840
Entity NameNorth Shore Lij Urgent Care Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679970891
PECOS PAC ID: 6002131778
Enrollment ID: O20150223000060

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. Allyson Marie Kornahrens 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
Allyson Marie Kornahrens, FNP
600 Old Country Rd,
Garden City, NY 11530-2045

Ph: (516) 357-9000
Allyson Marie Kornahrens, FNP
267 E Main St,
Smithtown, NY 11787-2874

Ph: (631) 418-8069

Reviews and Comments


Nurse Practitioner Nurses in Smithtown, NY

Mrs. Anne Marie Mcgrath, ANP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 290 E Main St Ste 700, Smithtown, NY 11787
Phone: 631-361-4802    Fax: 631-361-5376
Mrs. Rachel Anne Demaio, FNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 994 W Jericho Tpke, Smithtown, NY 11787
Phone: 631-265-4200    
Mrs. Melissa Reilly, FNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 329 E Main St Ste 9, Smithtown, NY 11787
Phone: 631-366-2333    
Mr. Donald Peter Johnson,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 50 New York Ave # 25a, Smithtown, NY 11787
Phone: 631-862-3000    
Christina Decosta, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 994 W Jericho Tpke Ste 104, Smithtown, NY 11787
Phone: 631-543-1440    
Ms. Ellen Marie Mccarty-santoro, N.P.
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 496 Smithtown Byp, Smithtown, NY 11787
Phone: 631-979-8880    Fax: 631-979-8091
Mrs. Jennifer Cassidy, FNP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 260 Middle Country Rd, Suite 214, Smithtown, NY 11787
Phone: 631-265-5050    Fax: 631-265-3304

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.