Mrs Mary Katherine Kosowski, A-GNP-C - Medicare Nurse Practitioner in Buffalo, NY

Mrs Mary Katherine Kosowski, A-GNP-C is a medicare enrolled "Nurse Practitioner - Adult Health" in Buffalo, New York. She graduated from nursing school in 2019 and has 5 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Trinity Medical Wny Pc and her current practice location is 34 Benwood Ave, Buffalo, New York. You can reach out to her office (for appointments etc.) via phone at (716) 986-9199.

Mrs Mary Katherine Kosowski is licensed to practice in New York (license number F309522-01) 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 1558937441.

Contact Information

Mrs Mary Katherine Kosowski, A-GNP-C
34 Benwood Ave,
Buffalo, NY 14214-1761
(716) 986-9199
Not Available

Map and Direction




Provider's Profile

Full NameMrs Mary Katherine Kosowski
GenderFemale
SpecialityNurse Practitioner
Experience5 Years
Location34 Benwood Ave, Buffalo, 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:
  • Mrs Mary Katherine Kosowski graduated from nursing school in 2019
  NPI Data:
  • NPI Number: 1558937441
  • Provider Enumeration Date: 06/01/2021
  • Last Update Date: 06/01/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 8527451921
  • Enrollment ID: I20220208000559

Medical Identifiers

Medical identifiers for Mrs Mary Katherine Kosowski such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558937441NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2200XNurse Practitioner - Adult Health F309522-01 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mercy Hospital Of BuffaloBuffalo, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Trinity Medical Wny Pc5193907517128

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 Mary Katherine Kosowski allows following entities to bill medicare on her behalf.
Entity NameCommunity Health Center Of Buffalo Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790787919
PECOS PAC ID: 8527052265
Enrollment ID: O20040414000453
Entity NameTrinity Medical Wny Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295043149
PECOS PAC ID: 5193907517
Enrollment ID: O20110307000596

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 Mary Katherine Kosowski 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 Mary Katherine Kosowski, A-GNP-C
144 Collins Ave,
West Seneca, NY 14224-1108

Ph: (716) 868-5452
Mrs Mary Katherine Kosowski, A-GNP-C
34 Benwood Ave,
Buffalo, NY 14214-1761

Ph: (716) 986-9199

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).

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.