John F Clagnaz, MD - Medicare Anesthesiology in Westbury, NY

John F Clagnaz, MD is a medicare enrolled "Anesthesiology" physician in Westbury, New York. He went to State University Of New York At Stony Brook, School Of Medicine and graduated in 1989 and has 35 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Northern Valley Anesthesiology Pa and his current practice location is 1111 Sheldon Dr, Westbury, New York. You can reach out to his office (for appointments etc.) via phone at (516) 582-5636.

John F Clagnaz is licensed to practice in New York (license number 189025) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1174586549.

Contact Information

John F Clagnaz, MD
1111 Sheldon Dr,
Westbury, NY 11590-5415
(516) 582-5636
Not Available

Map and Direction




Physician's Profile

Full NameJohn F Clagnaz
GenderMale
SpecialityAnesthesiology
Experience35 Years
Location1111 Sheldon Dr, Westbury, New York
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John F Clagnaz attended and graduated from State University Of New York At Stony Brook, School Of Medicine in 1989
  NPI Data:
  • NPI Number: 1174586549
  • Provider Enumeration Date: 04/07/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8729180930
  • Enrollment ID: I20070219000348

Medical Identifiers

Medical identifiers for John F Clagnaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174586549NPI-NPPES
01454324MedicaidNY
Q01454324MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 189025 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
New York-presbyterian/queensFlushing, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northern Valley Anesthesiology Pa0749194868163

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. John F Clagnaz allows following entities to bill medicare on his behalf.
Entity NameQueens Physician Associates Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740222926
PECOS PAC ID: 8325024862
Enrollment ID: O20040625000841
Entity NameNorthern Valley Anesthesiology Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1245289487
PECOS PAC ID: 0749194868
Enrollment ID: O20151023001503

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. John F Clagnaz 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
John F Clagnaz, MD
1000 Montauk Hwy, Ste 300,
West Islip, NY 11795-4927

Ph: (631) 736-4064
John F Clagnaz, MD
1111 Sheldon Dr,
Westbury, NY 11590-5415

Ph: (516) 582-5636

Reviews and Comments


Anesthesiology Doctors in Westbury, NY


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.