Robert W O'leary, MD - Medicare Anesthesiology in Sayville, NY

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Robert W O'leary, MD is a medicare enrolled "Anesthesiology - Pain Medicine" physician in Sayville, New York. He went to State University Of New York At Stony Brook, School Of Medicine and graduated in 1991 and has 33 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Advanced Gastroenterology And Endoscopy Pc and his current practice location is 196 N Main St, Sayville, New York. You can reach out to his office (for appointments etc.) via phone at (631) 319-6107.

Robert W O'leary is licensed to practice in New York (license number 190926) 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 1093801474.

Contact Information

Robert W O'leary, MD
196 N Main St,
Sayville, NY 11782-2582
(631) 319-6107
(631) 319-6110

Map and Direction




Physician's Profile

Full NameRobert W O'leary
GenderMale
SpecialityAnesthesiology
Experience33 Years
Location196 N Main St, Sayville, 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:
  • Robert W O'leary attended and graduated from State University Of New York At Stony Brook, School Of Medicine in 1991
  NPI Data:
  • NPI Number: 1093801474
  • Provider Enumeration Date: 10/05/2006
  • Last Update Date: 09/30/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9638219694
  • Enrollment ID: I20091223000049

Medical Identifiers

Medical identifiers for Robert W O'leary such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093801474NPI-NPPES
01816751MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207LP2900XAnesthesiology - Pain Medicine 190926 (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. Robert W O'leary allows following entities to bill medicare on his behalf.
Entity NameAdvanced Gastroenterology And Endoscopy Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831324532
PECOS PAC ID: 9537219753
Enrollment ID: O20090610000277
Entity NameRobert W. O'leary, Md P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275869315
PECOS PAC ID: 8426198482
Enrollment ID: O20091223000073

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. Robert W O'leary 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
Robert W O'leary, MD
11 Amy Dr,
Sayville, NY 11782-3224

Ph: (631) 319-6107		Robert W O'leary, MD
196 N Main St,
Sayville, NY 11782-2582

Ph: (631) 319-6107

Reviews and Comments


Anesthesiology Doctors in Sayville, NY

Steven Teplitz, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 383 Astor Dr, Sayville, NY 11782
Phone: 516-280-8202    

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.