Ms Antoinette Mase, NP - Medicare Nurse Practitioner in Hempstead, NY

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Ms Antoinette Mase, NP is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" physician in Hempstead, New York. Her current practice location is 230 Hilton Ave Ste 103, Hempstead, New York. You can reach out to her office (for appointments etc.) via phone at (516) 464-0266.

Ms Antoinette Mase is licensed to practice in New York (license number F345004-01) 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 1851952212.

Contact Information

Ms Antoinette Mase, NP
230 Hilton Ave Ste 103,
Hempstead, NY 11550-8116
(516) 464-0266
Not Available

Map and Direction




Physician's Profile

Full NameMs Antoinette Mase
GenderFemale
SpecialityNurse Practitioner - Psychiatric/mental Health
Location230 Hilton Ave Ste 103, Hempstead, New York
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1851952212
  • Provider Enumeration Date: 06/26/2019
  • Last Update Date: 06/10/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 0547696486
  • Enrollment ID: I20200212001478

Medical Identifiers

Medical identifiers for Ms Antoinette Mase such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1851952212NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 687020 (New York)Secondary
363LP0808XNurse Practitioner - Psychiatric/mental Health F345004-01 (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. Ms Antoinette Mase allows following entities to bill medicare on her behalf.
Entity NameNorth Shore-lij Medical Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053688572
PECOS PAC ID: 3375701568
Enrollment ID: O20120220000262
Entity NameLagrangeville Medical Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1861153322
PECOS PAC ID: 8527440148
Enrollment ID: O20220729000066

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 Antoinette Mase 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 Antoinette Mase, NP
406 Walker St,
West Babylon, NY 11704-3017

Ph: (516) 993-9747		Ms Antoinette Mase, NP
230 Hilton Ave Ste 103,
Hempstead, NY 11550-8116

Ph: (516) 464-0266

Reviews and Comments



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.