Vincent B Siy, MD - Medicare Family Practice in Bellevue, WA

Vincent B Siy, MD is a medicare enrolled "Family Medicine" physician in Bellevue, Washington. He graduated from medical school in 2006 and has 18 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Overlake Medical Clinics Llc and his current practice location is 400 108th Ave Ne, Bellevue, Washington. You can reach out to his office (for appointments etc.) via phone at (425) 635-6350.

Vincent B Siy is licensed to practice in Washington (license number MD61095140) 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 1144509423.

Contact Information

Vincent B Siy, MD
400 108th Ave Ne,
Bellevue, WA 98004
(425) 635-6350
(425) 635-6351

Map and Direction




Physician's Profile

Full NameVincent B Siy
GenderMale
SpecialityFamily Practice
Experience18 Years
Location400 108th Ave Ne, Bellevue, Washington
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:
  • Vincent B Siy graduated from medical school in 2006
  NPI Data:
  • NPI Number: 1144509423
  • Provider Enumeration Date: 08/04/2011
  • Last Update Date: 03/18/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2466692603
  • Enrollment ID: I20210126003280

Medical Identifiers

Medical identifiers for Vincent B Siy such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144509423NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD166137 (Oregon)Secondary
207Q00000XFamily Medicine MD61095140 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Overlake Hospital Medical CenterBellevue, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Overlake Medical Clinics Llc7012808827348

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. Vincent B Siy allows following entities to bill medicare on his behalf.
Entity NameOverlake Medical Clinics Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801828421
PECOS PAC ID: 7012808827
Enrollment ID: O20040322001533

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. Vincent B Siy 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
Vincent B Siy, MD
Ms 315010, Po Box 3947,
Seatle, WA 98124-3947

Ph: (425) 467-3655
Vincent B Siy, MD
400 108th Ave Ne,
Bellevue, WA 98004

Ph: (425) 635-6350

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.