DR. THOMAS ELWOOD MD
NPI 1952378473
Anesthesiology in Seattle, WA
About Dr. Thomas Elwood Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THOMAS ELWOOD MD (NPI 1952378473) is an individual anesthesiology provider in Seattle, Washington, licensed in Washington (35066) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Dr. Thomas Elwood 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 Reassignments
2Medicare enrollment records show Thomas Elwood reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tacoma, WA 98405
- Reassigned Medicare billing, Washington enrollment
- 152 clinicians in this Medicare group
Juneau, AK 99801
- Reassigned Medicare billing, Alaska enrollment
- 7 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 2
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.
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 Thomas Elwood's NPI number?
The NPI number for Thomas Elwood is 1952378473. It was assigned to this individual provider in the NPPES registry on March 2, 2006.
Where is Thomas Elwood located?
Thomas Elwood practices at 3612 NE 43rd St, Seattle, WA 98105. The listed phone number is (206) 729-7178.
What is Thomas Elwood's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Thomas Elwood enrolled in Medicare?
Yes. Thomas Elwood 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 organizations bill Medicare for Thomas Elwood's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Elwood reassigns Medicare benefits to 2 organizations: Pacific Anesthesia PC (Tacoma, WA) and Bartlett Regional Hospital (Juneau, AK). Each 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 Thomas Elwood's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Elwood accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Thomas Elwood 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.
When was this NPI record last updated?
The NPPES record for Thomas Elwood was last updated on November 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Dr. Thomas Elwood, MD · NPI 1952378473
Anesthesiology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 2, 2006.
## Identity
- **NPI:** 1952378473 (Entity type: Individual)
- **Enumerated:** March 2, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 35066 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 3612 NE 43RD ST, Seattle, WA 98105-5621
- **Phone:** (206) 729-7178
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Pacific Anesthesia PC (NPI 1497796452, Tacoma, WA); Bartlett Regional Hospital (NPI 1750143673, Juneau, AK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** November 14, 2011
- **Other identifiers:** Medicare UPIN G55315 (WA); Medicaid 8210924 (WA); Medicare ID-Type Unspecified 8850432 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1952378473) · Data from the CMS NPPES public registry.