SIERRA BERTOLONE-SMITH
NPI 1366147472
Hospitalist in Seattle, WA
About Sierra Bertolone-smith NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIERRA BERTOLONE-SMITH (NPI 1366147472) is an individual hospitalist provider in Seattle, Washington, licensed in Washington (OP70074936) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, is affiliated with Virginia Mason Medical Center, and is a graduate of Pacific Nw Un Of Hs, Col Of Osteopathic Medicine (2023).
NPPES Registry Identity
Specialties & Licenses
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
Sierra Bertolone-smith 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 Sierra Bertolone-smith reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98101
- 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Virginia Mason Medical Center
Acute Care Hospitals · Seattle, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98101 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.
SEATTLE, WA 98101
SEATTLE, WA 98101
SEATTLE, WA 98101
SEATTLE, WA 98101
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 Sierra Bertolone-smith's NPI number?
The NPI number for Sierra Bertolone-smith is 1366147472. It was assigned to this individual provider in the NPPES registry on March 31, 2023.
Where is Sierra Bertolone-smith located?
Sierra Bertolone-smith practices at 925 Seneca St, Seattle, WA 98101. The listed phone number is (206) 341-0468.
What is Sierra Bertolone-smith's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Sierra Bertolone-smith enrolled in Medicare?
Yes. Sierra Bertolone-smith 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 Sierra Bertolone-smith's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sierra Bertolone-smith reassigns Medicare benefits to Virginia Mason Medical Center (Seattle, 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 Sierra Bertolone-smith's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sierra Bertolone-smith accept?
Health plans from Premera Blue Cross Blue Shield of Alaska list Sierra Bertolone-smith 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 Sierra Bertolone-smith affiliated with any hospitals?
According to CMS data, Sierra Bertolone-smith is affiliated with Virginia Mason Medical Center.
When was this NPI record last updated?
The NPPES record for Sierra Bertolone-smith was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 42 days 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.
# Sierra Bertolone-Smith · NPI 1366147472
Hospitalist physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 31, 2023.
## Identity
- **NPI:** 1366147472 (Entity type: Individual)
- **Enumerated:** March 31, 2023
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** OP70074936 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 925 SENECA ST, Seattle, WA 98101-2742
- **Phone:** (206) 341-0468 · **Fax:** (206) 625-7414
## 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:** Virginia Mason Medical Center (NPI 1780748657, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pacific Nw Un Of Hs, Col Of Osteopathic Medicine, class of 2023
## Record status
- **NPPES last updated:** September 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1366147472) · Data from the CMS NPPES public registry.