Derek Lynn Stirewalt, MD - Medicare Medical Oncology in Seattle, WA

Derek Lynn Stirewalt, MD is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Seattle, Washington. He went to University Of North Carolina At Chapel Hill School Of Medicine and graduated in 1992 and has 32 years of diverse experience with area of expertise as Medical Oncology. He is a member of the group practice The Association Of University Physicians and his current practice location is 825 Eastlake Ave E, Seattle, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 288-1000.

Derek Lynn Stirewalt is licensed to practice in Washington (license number MD00033751) 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 1093805947.

Contact Information

Derek Lynn Stirewalt, MD
825 Eastlake Ave E,
Seattle, WA 98109-4405
(206) 288-1000
Not Available

Map and Direction




Physician's Profile

Full NameDerek Lynn Stirewalt
GenderMale
SpecialityMedical Oncology
Experience32 Years
Location825 Eastlake Ave E, 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:
  • Derek Lynn Stirewalt attended and graduated from University Of North Carolina At Chapel Hill School Of Medicine in 1992
  NPI Data:
  • NPI Number: 1093805947
  • Provider Enumeration Date: 10/13/2006
  • Last Update Date: 05/28/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 9537285762
  • Enrollment ID: I20100924001322

Medical Identifiers

Medical identifiers for Derek Lynn Stirewalt such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093805947NPI-NPPES
1093805947MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RX0202XInternal Medicine - Medical Oncology MD00033751 (Washington)Primary
207RH0003XInternal Medicine - Hematology & Oncology MD00033751 (Washington)Secondary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
The Association Of University Physicians04461626973017

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. Derek Lynn Stirewalt allows following entities to bill medicare on his behalf.
Entity NameThe Association Of University Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023041159
PECOS PAC ID: 0446162697
Enrollment ID: O20031105000244

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. Derek Lynn Stirewalt 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
Derek Lynn Stirewalt, MD
Po Box 50095,
Seattle, WA 98145-5095

Ph: (206) 543-6420
Derek Lynn Stirewalt, MD
825 Eastlake Ave E,
Seattle, WA 98109-4405

Ph: (206) 288-1000

Reviews and Comments


Internal Medicine Doctors in Seattle, WA

Sandhya Ramanathan Panch, M.D.
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Dr. Maria Ann Corcorran, MD
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Vyshak Alva Venur, M.D
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Medicare: Accepting Medicare Assignments
Practice Location: 825 Eastlake Ave E, Seattle, WA 98109
Phone: 206-520-5700    

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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