Matthew D Davies, MD - Medicare Endocrinology in Seattle, WA

Matthew D Davies, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Seattle, Washington. He graduated from medical school in 1994 and has 30 years of diverse experience with area of expertise as Endocrinology. He is a member of the group practice Swedish Health Services and his current practice location is 515 Minor Ave, Ste 300, Seattle, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 386-9500.

Matthew D Davies is licensed to practice in Washington (license number MD00042631) 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 1902892680.

Contact Information

Matthew D Davies, MD
515 Minor Ave, Ste 300,
Seattle, WA 98104-2120
(206) 386-9500
(206) 386-9605

Map and Direction




Physician's Profile

Full NameMatthew D Davies
GenderMale
SpecialityEndocrinology
Experience30 Years
Location515 Minor 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:
  • Matthew D Davies graduated from medical school in 1994
  NPI Data:
  • NPI Number: 1902892680
  • Provider Enumeration Date: 09/27/2005
  • Last Update Date: 05/19/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3678618683
  • Enrollment ID: I20100302000606

Medical Identifiers

Medical identifiers for Matthew D Davies such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902892680NPI-NPPES
173172OtherWAL & I
8356230MedicaidWA
P00048973OtherWARR MEDICARE
MD5200WOtherWAALASKA DSHS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism MD00042631 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Swedish Medical CenterSeattle, WAHospital
Swedish Edmonds HospitalEdmonds, WAHospital
Olympic Medical CenterPort angeles, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Swedish Health Services0244138196834

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. Matthew D Davies allows following entities to bill medicare on his behalf.
Entity NameSwedish Health Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689612954
PECOS PAC ID: 0244138196
Enrollment ID: O20031230000187

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. Matthew D Davies 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
Matthew D Davies, MD
Po Box 3489,
Seattle, WA 98114-3489

Ph: () -
Matthew D Davies, MD
515 Minor Ave, Ste 300,
Seattle, WA 98104-2120

Ph: (206) 386-9500

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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