DAVID B COWAN MD
NPI 1487763405
Family Medicine in Bainbridge Island, WA
About David B Cowan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID B COWAN MD (NPI 1487763405) is an individual family medicine provider in Bainbridge Island, Washington, licensed in Washington (MD00027659) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Virginia Mason Medical Center, and maintains a secondary practice location in Bainbridge Island.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
David B Cowan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show David Cowan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bainbridge Island, WA 98110
- Reassigned Medicare billing, Washington enrollment
- 1,021 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 23
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Virginia Mason Medical Center
Acute Care Hospitals · Seattle, WAHarrison Medical Center
Acute Care Hospitals · Bremerton, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BAINBRIDGE ISLAND, WA 98110
BAINBRIDGE ISLAND, WA 98110
BAINBRIDGE ISLAND, WA 98110
BAINBRIDGE ISLAND, WA 98110
BAINBRIDGE ISLAND, WA 98110
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is David Cowan's NPI number?
The NPI number for David Cowan is 1487763405. It was assigned to this individual provider in the NPPES registry on August 30, 2006.
Where is David Cowan located?
David Cowan practices at 1344 Wintergreen Ln NE, Bainbridge Island, WA 98110. The listed phone number is (206) 842-5632.
What is David Cowan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is David Cowan enrolled in Medicare?
Yes. David Cowan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for David Cowan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Cowan reassigns Medicare benefits to Virginia Mason Medical Center (Bainbridge Island, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Cowan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Cowan accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list David Cowan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is David Cowan affiliated with any hospitals?
According to CMS data, David Cowan is affiliated with Virginia Mason Medical Center and Harrison Medical Center.
When was this NPI record last updated?
The NPPES record for David Cowan was last updated on June 13, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.