Dr Hiroki Mitsuyama, MD - Medicare Radiation Oncology in Seattle, WA

Dr Hiroki Mitsuyama, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Seattle, Washington. He went to University Of North Carolina At Chapel Hill School Of Medicine and graduated in 2001 and has 23 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Virginia Mason Medical Center and his current practice location is 1100 9th Ave, Seattle, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 223-6801.

Dr Hiroki Mitsuyama is licensed to practice in Washington (license number MD60178819) 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 1164488086.

Contact Information

Dr Hiroki Mitsuyama, MD
1100 9th Ave,
Seattle, WA 98101-2756
(206) 223-6801
Not Available

Map and Direction




Physician's Profile

Full NameDr Hiroki Mitsuyama
GenderMale
SpecialityRadiation Oncology
Experience23 Years
Location1100 9th Ave, Seattle, 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:
  • Dr Hiroki Mitsuyama attended and graduated from University Of North Carolina At Chapel Hill School Of Medicine in 2001
  NPI Data:
  • NPI Number: 1164488086
  • Provider Enumeration Date: 04/21/2006
  • Last Update Date: 04/23/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 5092727859
  • Enrollment ID: I20101208001300

Medical Identifiers

Medical identifiers for Dr Hiroki Mitsuyama such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164488086NPI-NPPES
088567MedicaidAZ
P00946045OtherWARAILROAD MEDICARE
1164488086MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology 35386 (Arizona)Secondary
2085R0001XRadiology - Radiation Oncology MD60178819 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Francis Community HospitalFederal way, WAHospital
Virginia Mason Medical CenterSeattle, WAHospital
St Joseph Medical CenterTacoma, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Virginia Mason Medical Center9830002617834

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. Dr Hiroki Mitsuyama allows following entities to bill medicare on his behalf.
Entity NameVirginia Mason Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801851258
PECOS PAC ID: 9830002617
Enrollment ID: O20031107000383

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. Dr Hiroki Mitsuyama 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
Dr Hiroki Mitsuyama, MD
1100 9th Ave, Ms:m4-pfs,
Seattle, WA 98101-2756

Ph: (206) 515-5811
Dr Hiroki Mitsuyama, MD
1100 9th Ave,
Seattle, WA 98101-2756

Ph: (206) 223-6801

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).

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