Mary Mattheos Physician P.c. - Medicare Primary Care in Lindenhurst, NY

Mary Mattheos Physician P.c. is a medicare enrolled primary clinic (Internal Medicine) in Lindenhurst, New York. The current practice location for Mary Mattheos Physician P.c. is 350 W Montauk Hwy, Lindenhurst, New York. For appointments, you can reach them via phone at (631) 956-6002. The mailing address for Mary Mattheos Physician P.c. is 350 West Montauk Highway, Lindenhurst, New York and phone number is (631) 956-6002.

Mary Mattheos Physician P.c. is licensed to practice in * (Not Available) (license number ). The clinic also participates in the medicare program and its NPI number is 1245426550. This medical practice accepts medicare insurance (which means this clinic accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance). However, please confirm if they accept your insurance at (631) 956-6002.

Contact Information

Mary Mattheos Physician P.c.
350 W Montauk Hwy
Lindenhurst
NY 11757-5630
(631) 956-6002
Not Available

Map and Direction


Primary Care Clinic Profile

Full NameMary Mattheos Physician P.c.
SpecialityInternal Medicine
Location350 W Montauk Hwy, Lindenhurst, New York
Authorized Official Name and PositionMary Mattheos (DOCTOR)
Authorized Official Contact6319566002
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Mary Mattheos Physician P.c.
350 West Montauk Highway
Lindenhurst
NY 11757

Ph: (631) 956-6002
Mary Mattheos Physician P.c.
350 W Montauk Hwy
Lindenhurst
NY 11757-5630

Ph: (631) 956-6002

NPI Details:

NPI Number1245426550
Provider Enumeration Date09/20/2007
Last Update Date03/15/2023

Medicare PECOS Information:

Medicare PECOS PAC ID9335160423
Medicare Enrollment IDO20051216000363

Medical Identifiers

Medical identifiers for Mary Mattheos Physician P.c. such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245426550NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine (* (Not Available))Primary
208100000XPhysical Medicine & Rehabilitation (* (Not Available))Secondary
225100000XPhysical Therapist (* (Not Available))Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Mary Mattheos Physician P.c. acts as a billing entity for following providers:
Provider NameMary P Mattheos
Provider TypePractitioner - Internal Medicine
Provider IdentifiersNPI Number: 1609977719
PECOS PAC ID: 3779547435
Enrollment ID: I20041112001120

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.