SCOTT WILLIAM WALLIS DO
NPI 1821672858
Hospitalist in Tulsa, OK
About Scott William Wallis Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SCOTT WILLIAM WALLIS DO (NPI 1821672858) is an individual hospitalist provider in Tulsa, Oklahoma, licensed in Oklahoma (8111) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS, is affiliated with Saint Francis Hospital, Inc, and is a graduate of Oklahoma State University College Of Osteopathic Medicine (2022).
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
Scott William Wallis Do 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 Scott Wallis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tulsa, OK 74136
- Reassigned Medicare billing, Oklahoma enrollment
- 1,144 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.
Saint Francis Hospital, Inc
Acute Care Hospitals · Tulsa, OKSaint Francis Hospital South, LLC
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74133 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.
TULSA, OK 74133
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 Scott Wallis's NPI number?
The NPI number for Scott Wallis is 1821672858. It was assigned to this individual provider in the NPPES registry on May 6, 2021.
Where is Scott Wallis located?
Scott Wallis practices at 10501 E 91st St, Tulsa, OK 74133. The listed phone number is (918) 502-1900.
What is Scott Wallis's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Scott Wallis enrolled in Medicare?
Yes. Scott Wallis 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 Scott Wallis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Scott Wallis reassigns Medicare benefits to Warren Clinic Inc (Tulsa, OK). 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 Scott Wallis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Scott Wallis accept?
Health plans from Blue Cross and Blue Shield of Oklahoma list Scott Wallis 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 Scott Wallis affiliated with any hospitals?
According to CMS data, Scott Wallis is affiliated with Saint Francis Hospital, Inc and Saint Francis Hospital South, LLC.
When was this NPI record last updated?
The NPPES record for Scott Wallis was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.
# Scott William Wallis, DO · NPI 1821672858
Hospitalist physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since May 6, 2021.
## Identity
- **NPI:** 1821672858 (Entity type: Individual)
- **Enumerated:** May 6, 2021
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 8111 (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 10501 E 91ST ST, Tulsa, OK 74133-5790
- **Phone:** (918) 502-1900 · **Fax:** (918) 494-6303
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Warren Clinic Inc (NPI 1174582282, Tulsa, OK), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oklahoma State University College Of Osteopathic Medicine, class of 2022
## Record status
- **NPPES last updated:** July 8, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1821672858) · Data from the CMS NPPES public registry.