DR. THOMAS DAMIEN LOUWERS M.D.
NPI 1598962136
Preventive Medicine - Occupational Medicine in Seattle, WA
About Dr. Thomas Damien Louwers M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THOMAS DAMIEN LOUWERS M.D. (NPI 1598962136) is an individual occupational medicine provider in Seattle, Washington, licensed in Washington (MD60811730) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and maintains a secondary practice location in Tacoma.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Thomas Damien Louwers M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Thomas Louwers reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98109
- Reassigned Medicare billing, Washington enrollment
- 2,678 clinicians in this Medicare group
Lynnwood, WA 98087
- Reassigned Medicare billing, Washington enrollment
- 22 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98112 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Louwers's NPI number?
The NPI number for Thomas Louwers is 1598962136. It was assigned to this individual provider in the NPPES registry on June 28, 2007.
Where is Thomas Louwers located?
Thomas Louwers practices at 125 16th Ave E, Seattle, WA 98112. The listed phone number is (206) 326-3000.
What is Thomas Louwers's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.
Is Thomas Louwers enrolled in Medicare?
Yes. Thomas Louwers is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Thomas Louwers's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Louwers reassigns Medicare benefits to 2 organizations: Kaiser Foundation Health Plan Of Washington (Seattle, WA) and Balanced Family Chiropractic, LLC (Lynnwood, WA). 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 Louwers's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thomas Louwers accept?
Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Thomas Louwers 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 Louwers was last updated on April 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 Damien Louwers, M.D. · NPI 1598962136
Occupational Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since June 28, 2007.
## Identity
- **NPI:** 1598962136 (Entity type: Individual)
- **Enumerated:** June 28, 2007
- **Primary specialty:** Preventive Medicine - Occupational Medicine · taxonomy 2083X0100X
- **State license:** MD60811730 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 125 16TH AVE E, Seattle, WA 98112-5211
- **Phone:** (206) 326-3000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Kaiser Foundation Health Plan Of Washington (NPI 1396810701, Seattle, WA); Balanced Family Chiropractic, LLC (NPI 1346827664, Lynnwood, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 28, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1598962136) · Data from the CMS NPPES public registry.