Deborah M Merrill, MD
Anesthesiology · Seattle, WA
At a glance
1229 Madison St, Seattle, WA 98104-3586
NPPES record updated May 11, 2023. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1229 Madison St Suite 1440Seattle, WA 98104-3586
Additional reported practice locations
3303 S Bond AvePortland, OR 972394501
Phone: 5034947641
Fax: 5034944661 3181 Sw Sam Jackson Park Rd
Portland, OR 972393011
Phone: 5034947641
Fax: 5034944661
Education & affiliations
- Medical / professional school
- Stanford University School Of Medicine
- Graduation year
- 2004
- CMS specialties
- Anesthesiology
Practice groups
Reported hospital affiliations
- Highline Medical Center Burien, WA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Consulting fee | $800.00 |
Reporting companies
| Company | Amount |
|---|---|
| FUJIFILM SONOSITE, INC. | $800.00 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Anesthesiology
- Taxonomy code
- 207L00000X
- Enumeration date
- Feb 16, 2007
- Record updated
- May 11, 2023
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- DEBORAH WILLIAMS
- Reported credentials
- MD
Reported taxonomies and licenses
207L00000X
License reported: MD214936 OR
207L00000X · Primary
License reported: MD60017325 WA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1229 Madison StSuite 1440
Seattle, WA 98104-3586
- Phone
- (206) 625-0578
Mailing address
1229 MADISON STSUITE 1440
SEATTLE, WA 981043586
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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