DR. ADRIENNE Y WILLIAMS M.D.
NPI 1255382156
Anesthesiology in Pekin, IL
About Dr. Adrienne Y Williams M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ADRIENNE Y WILLIAMS M.D. (NPI 1255382156) is an individual anesthesiology provider in Pekin, Illinois, licensed in Illinois (036109114) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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. Adrienne Y Williams 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 Adrienne Williams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kankakee, IL 60901
- Reassigned Medicare billing, Illinois enrollment
- 55 clinicians in this Medicare group
Heath, TX 75032
- Reassigned Medicare billing, Texas enrollment
- 3,167 clinicians in this Medicare group
Fort Worth, TX 76104
- Reassigned Medicare billing, Texas enrollment
- 509 clinicians in this Medicare group
Waxahachie, TX 75165
- Reassigned Medicare billing, Texas enrollment
- 234 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.
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 Adrienne Williams's NPI number?
The NPI number for Adrienne Williams is 1255382156. It was assigned to this individual provider in the NPPES registry on May 15, 2006.
Where is Adrienne Williams located?
Adrienne Williams practices at 600 S 13th St, Pekin, IL 61554. The listed phone number is (309) 347-1151.
What is Adrienne Williams's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Adrienne Williams enrolled in Medicare?
Yes. Adrienne 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 Adrienne Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Adrienne Williams reassigns Medicare benefits to 4 organizations: Novus Illinois Service Corporation (Kankakee, IL), Healthtexas Provider Network (Heath, TX), Sound Physicians Anesthesiology Of Texas PLLC (Fort Worth, TX) and Ntx Anesthesiology Consultants PLLC (Waxahachie, TX). 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 Adrienne Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Adrienne Williams accept?
Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Adrienne 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.
When was this NPI record last updated?
The NPPES record for Adrienne Williams was last updated on September 8, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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. Adrienne Y Williams, M.D. · NPI 1255382156
Anesthesiology physician in Pekin, Illinois. Individual provider, active in the CMS NPPES registry since May 15, 2006.
## Identity
- **NPI:** 1255382156 (Entity type: Individual)
- **Enumerated:** May 15, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 036109114 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 S 13TH ST, Pekin, IL 61554-4936
- **Phone:** (309) 347-1151
## 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): Novus Illinois Service Corporation (NPI 1295491744, Kankakee, IL); Healthtexas Provider Network (NPI 1538164116, Heath, TX); Sound Physicians Anesthesiology Of Texas PLLC (NPI 1295356277, Fort Worth, TX); Ntx Anesthesiology Consultants PLLC (NPI 1912410739, Waxahachie, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1999
## Record status
- **NPPES last updated:** September 8, 2009
- **Other identifiers:** Medicare PIN K50009 (IL); Other P00274680; Medicare UPIN B62607; and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1255382156) · Data from the CMS NPPES public registry.