DR. DIANE H TRAN M.D.
NPI 1427162106
Anesthesiology in Seattle, WA
About Dr. Diane H Tran M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DIANE H TRAN M.D. (NPI 1427162106) is an individual anesthesiology provider in Seattle, Washington, licensed in Washington (MD60330465) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and is a graduate of University Of Oklahoma College Of Medicine (2000).
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
Dr. Diane H Tran M.d. 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
4Medicare enrollment records show Diane Tran reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98122
- Reassigned Medicare billing, Washington enrollment
- 233 clinicians in this Medicare group
Bremerton, WA 98310
- Reassigned Medicare billing, Washington enrollment
- 1,526 clinicians in this Medicare group
Everett, WA 98201
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Providence Wa Anesthesia Services, PC
- 171 clinicians in this Medicare group
Puyallup, WA 98372
- Reassigned Medicare billing, Washington enrollment
- 119 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Providence Regional Medical Center Everett
Acute Care Hospitals · Everett, WASt Joseph Medical Center
Acute Care Hospitals · Tacoma, WAOther 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 Diane Tran's NPI number?
The NPI number for Diane Tran is 1427162106. It was assigned to this individual provider in the NPPES registry on August 18, 2006.
Where is Diane Tran located?
Diane Tran practices at 600 Broadway Ste 270, Seattle, WA 98122. The listed phone number is (206) 625-0578.
What is Diane Tran's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Diane Tran enrolled in Medicare?
Yes. Diane Tran 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 Diane Tran's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Tran reassigns Medicare benefits to 4 organizations: Physicians Anesthesia Service PLLC (Seattle, WA), Franciscan Medical Group (Bremerton, WA), Providence Wa Anesthesia Services, P.C. (Everett, WA) and Rainier Anesthesia Associates PC (Puyallup, 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 Diane Tran's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diane Tran accept?
Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Diane Tran 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 Diane Tran affiliated with any hospitals?
According to CMS data, Diane Tran is affiliated with Providence Regional Medical Center Everett and St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for Diane Tran was last updated on June 3, 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. Diane H Tran, M.D. · NPI 1427162106
Anesthesiology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since August 18, 2006.
## Identity
- **NPI:** 1427162106 (Entity type: Individual)
- **Enumerated:** August 18, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MD60330465 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 BROADWAY STE 270, Seattle, WA 98122-5392
- **Phone:** (206) 625-0578 · **Fax:** (206) 625-9184
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Physicians Anesthesia Service PLLC (NPI 1417962200, Seattle, WA); Franciscan Medical Group (NPI 1154564649, Bremerton, WA); Providence Wa Anesthesia Services, P.C. (NPI 1669615894, Everett, WA); Rainier Anesthesia Associates PC (NPI 1487637013, Puyallup, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 2000
## Record status
- **NPPES last updated:** June 3, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1427162106) · Data from the CMS NPPES public registry.