MISS OUMOU TOUMANI DIALLO M.D.
NPI 1235422866
Anesthesiology in Tacoma, WA
About Miss Oumou Toumani Diallo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MISS OUMOU TOUMANI DIALLO M.D. (NPI 1235422866) is an individual anesthesiology provider in Tacoma, Washington, licensed in Washington (MD60552624) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and maintains a secondary practice location in Puyallup.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Miss Oumou Toumani Diallo 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
3Medicare enrollment records show Oumou Diallo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Puyallup, WA 98372
- Reassigned Medicare billing, Washington enrollment
- 119 clinicians in this Medicare group
Renton, WA 98057
- Reassigned Medicare billing, Washington enrollment
- 2,678 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
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.
Providence Regional Medical Center Everett
Acute Care Hospitals · Everett, 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.
TACOMA, WA 98405
TACOMA, WA 98405
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 Oumou Diallo's NPI number?
The NPI number for Oumou Diallo is 1235422866. It was assigned to this individual provider in the NPPES registry on May 16, 2011.
Where is Oumou Diallo located?
Oumou Diallo practices at 209 Martin Luther King Jr Way, Tacoma, WA 98405. The listed phone number is (253) 596-3300.
What is Oumou Diallo's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Oumou Diallo enrolled in Medicare?
Yes. Oumou Diallo 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 Oumou Diallo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oumou Diallo reassigns Medicare benefits to 3 organizations: Rainier Anesthesia Associates PC (Puyallup, WA), Kaiser Foundation Health Plan Of Washington (Renton, WA) and Providence Wa Anesthesia Services, P.C. (Everett, 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 Oumou Diallo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Oumou Diallo affiliated with any hospitals?
According to CMS data, Oumou Diallo is affiliated with Providence Regional Medical Center Everett.
When was this NPI record last updated?
The NPPES record for Oumou Diallo was last updated on March 30, 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.
# Miss Oumou Toumani Diallo, M.D. · NPI 1235422866
Anesthesiology physician in Tacoma, Washington. Individual provider, active in the CMS NPPES registry since May 16, 2011.
## Identity
- **NPI:** 1235422866 (Entity type: Individual)
- **Enumerated:** May 16, 2011
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MD60552624 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 209 MARTIN LUTHER KING JR WAY, Tacoma, WA 98405-4265
- **Phone:** (253) 596-3300
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Rainier Anesthesia Associates PC (NPI 1487637013, Puyallup, WA); Kaiser Foundation Health Plan Of Washington (NPI 1124264577, Renton, WA); Providence Wa Anesthesia Services, P.C. (NPI 1669615894, Everett, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** March 30, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1235422866) · Data from the CMS NPPES public registry.