Dr. William Gwin, MD
20+
Years in Practice
Available
Telehealth
Practice Locations
3 locations
About Dr. William Gwin
William Gwin, MD is a healthcare provider practicing in Seattle, WA.
Specialty Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
20
Years Experience
3
Locations
1
States Licensed
Credentials & Board Certifications
Credentials verified via NPI Registry (NPPES)
Education & Training
Medical School
University Of Alabama School Of Medicine
Class of 2006
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Washington | MD60094874 | Internal Medicine |
Public Data Summary for Dr. William Gwin
With 20 years of practice, Dr. William Gwin is an established healthcare provider, MD, after earning their medical degree at University Of Alabama School Of Medicine in 2006. Dr. currently practices across 3 facilities, including Harborview Medical Center in Seattle, Washington. Their National Provider Identifier (NPI) is 1598875882, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. William Gwin as a lower-volume healthcare provider, treating approximately 122 Medicare beneficiaries and delivering 371 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.
Under the Physician Payments Sunshine Act, CMS reports that Dr. William Gwin received $4K in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$4K
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. William Gwin
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FAQ
Frequently asked questions about Dr. William Gwin
Where does Dr. William Gwin practice?
Dr. William Gwin practices at Harborview Medical Center in Seattle, Washington. Dr. is also affiliated with 2 additional facilities, listed below.
Does Dr. William Gwin accept Medicare?
CMS records show that Dr. William Gwin accepts Medicare assignment. CMS billing data shows 122 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. William Gwin's NPI number?
Dr. William Gwin's National Provider Identifier (NPI) is 1598875882. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. William Gwin been practicing?
Dr. William Gwin has approximately 20 years of practice experience, having graduated from University Of Alabama School Of Medicine in 2006.