Mrs Alyssa L Kreider, PMHNP-BC - Medicare Nurse Practitioner in Port Chester, NY

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Mrs Alyssa L Kreider, PMHNP-BC is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Port Chester, New York. She graduated from nursing school in 2024 and has 2 years of diverse experience with area of expertise as Nurse Practitioner. Her current practice location is 1 Gateway Plz Fl 3, Port Chester, New York. You can reach out to her office (for appointments etc.) via phone at (914) 240-2241.

Mrs Alyssa L Kreider is licensed to practice in New York (license number 406727) and she also participates in the medicare program. She may accept medicare assignments (which means she may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and her NPI Number is 1891274973.

Contact Information

Mrs Alyssa L Kreider, PMHNP-BC
1 Gateway Plz Fl 3,
Port Chester, NY 10573-4671
(914) 240-2241
Not Available

Map and Direction




Provider's Profile

Full NameMrs Alyssa L Kreider
GenderFemale
SpecialityNurse Practitioner
Experience2 Years
Location1 Gateway Plz Fl 3, Port Chester, New York
Accepts Medicare AssignmentsMay be. She may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mrs Alyssa L Kreider graduated from nursing school in 2024
  NPI Data:
  • NPI Number: 1891274973
  • Provider Enumeration Date: 08/09/2018
  • Last Update Date: 10/08/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 1658854138
  • Enrollment ID: I20260312002137

Medical Identifiers

Medical identifiers for Mrs Alyssa L Kreider such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1891274973NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LP0808XNurse Practitioner - Psychiatric/mental Health 406727 (New York)Primary
163W00000XRegistered Nurse 753032 (New York)Secondary

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. Mrs Alyssa L Kreider allows following entities to bill medicare on her behalf.
Entity NameOpen Door Family Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285893719
PECOS PAC ID: 7113835380
Enrollment ID: O20150224001267

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. Mrs Alyssa L Kreider 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
Mrs Alyssa L Kreider, PMHNP-BC
15 Bank St,
White Plains, NY 10606-1917

Ph: (845) 522-2942		Mrs Alyssa L Kreider, PMHNP-BC
1 Gateway Plz Fl 3,
Port Chester, NY 10573-4671

Ph: (914) 240-2241

Reviews and Comments


Nurse Practitioner Nurses in Port Chester, NY

Dr. Esme Marguerite Douglas, DNP, PMHNP-BC
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 21 Willett Ave Apt 212, Port Chester, NY 10573
Phone: 914-552-7502    
Ms. Claire Marie Bolan, N.P.
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 5 Grace Church St, Port Chester, NY 10573
Phone: 914-937-8899    Fax: 914-941-8626
Sifat Ara Ameen,
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Medicare: Medicare Enrolled
Practice Location: 10 Pearl St, Port Chester, NY 10573
Phone: 914-265-4061    
Meghan Mcsherry,
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 5 Grace Church St, Port Chester, NY 10573
Phone: 914-937-8899    
Mrs. Mary Elizabeth White, R.N., F.N.P
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Medicare: Not Enrolled in Medicare
Practice Location: 5 Grace Church St, Port Chester, NY 10573
Phone: 914-937-8899    
Jayne Flynn, NP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 5 Grace Church St, Open Door Family Medical Centers, Inc., Port Chester, NY 10573
Phone: 914-937-8899    
Carly Erin Plymel, CPNP-PC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 11 Washington Mews, Port Chester, NY 10573
Phone: 914-708-7033    

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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