BRIAN DALE WILLIAMS APRN/RX
NPI 1851751531
Nurse Practitioner - Acute Care in Tulsa, OK
About Brian Dale Williams Aprn/rx NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN DALE WILLIAMS APRN/RX (NPI 1851751531) is an individual acute care provider in Tulsa, Oklahoma, licensed in Oklahoma (98193) and active in the NPI registry since February 2016. He is enrolled in Medicare PECOS, is affiliated with Hillcrest Medical Center, and is a graduate of Other (2015).
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
Brian Dale Williams Aprn/rx 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
2Medicare enrollment records show Brian Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tulsa, OK 74104
- Reassigned Medicare billing, Oklahoma enrollment
- 340 clinicians in this Medicare group
Oklahoma City, OK 73134
- Reassigned Medicare billing, Oklahoma enrollment
- 1,058 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hillcrest Medical Center
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Brian Williams's NPI number?
The NPI number for Brian Williams is 1851751531. It was assigned to this individual provider in the NPPES registry on February 24, 2016.
Where is Brian Williams located?
Brian Williams practices at 1120 S Utica Ave, Tulsa, OK 74104. The listed phone number is (918) 579-1000.
What is Brian Williams's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Brian Williams enrolled in Medicare?
Yes. Brian Williams 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 Brian Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Williams reassigns Medicare benefits to 2 organizations: Ahs Oklahoma Physician Group LLC (Tulsa, OK) and Integris Ambulatory Care Corporation (Oklahoma City, OK). 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 Brian Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Williams accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Brian Williams 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 Brian Williams affiliated with any hospitals?
According to CMS data, Brian Williams is affiliated with Hillcrest Medical Center.
When was this NPI record last updated?
The NPPES record for Brian Williams was last updated on February 24, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Brian Dale Williams, APRN/RX · NPI 1851751531
Acute Care physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since February 24, 2016.
## Identity
- **NPI:** 1851751531 (Entity type: Individual)
- **Enumerated:** February 24, 2016
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 98193 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 1120 S UTICA AVE, Tulsa, OK 74104-4012
- **Phone:** (918) 579-1000 · **Fax:** (918) 579-1218
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ahs Oklahoma Physician Group LLC (NPI 1235182775, Tulsa, OK); Integris Ambulatory Care Corporation (NPI 1750333936, Oklahoma City, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** February 24, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1851751531) · Data from the CMS NPPES public registry.