JEFFREY ROSS WILLIAMS CRNA
NPI 1144528613
Nurse Anesthetist, Certified Registered in Russellville, AL
About Jeffrey Ross Williams Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY ROSS WILLIAMS CRNA (NPI 1144528613) is an individual nurse anesthetist, certified registered in Russellville, Alabama, licensed in Alabama (1-110265) and active in the NPI registry since March 2011. He is a graduate of Other (2010).
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
Jeffrey Ross Williams Crna 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 Jeffrey Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Russellville, AL 35653
- Reassigned Medicare billing, Alabama enrollment
- 9 clinicians in this Medicare group
Sheffield, AL 35660
- Reassigned Medicare billing, Alabama enrollment
- 26 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 35653 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RUSSELLVILLE, AL 35653
RUSSELLVILLE, AL 35653
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 Jeffrey Williams's NPI number?
The NPI number for Jeffrey Williams is 1144528613. It was assigned to this individual provider in the NPPES registry on March 8, 2011.
Where is Jeffrey Williams located?
Jeffrey Williams practices at 15155 Highway 43, Russellville, AL 35653. The listed phone number is (256) 332-1611.
What is Jeffrey Williams's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Jeffrey Williams enrolled in Medicare?
Yes. Jeffrey 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 Jeffrey Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Williams reassigns Medicare benefits to 2 organizations: Msl Anesthesia Services LLC (Russellville, AL) and Keller Anesthesia Services (Sheffield, AL). 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 Jeffrey Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Williams accept?
Health plans from Blue Cross and Blue Shield of Alabama list Jeffrey 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 Jeffrey Williams was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Jeffrey Ross Williams, CRNA · NPI 1144528613
Nurse Anesthetist, Certified Registered physician in Russellville, Alabama. Individual provider, active in the CMS NPPES registry since March 8, 2011.
## Identity
- **NPI:** 1144528613 (Entity type: Individual)
- **Enumerated:** March 8, 2011
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 1-110265 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 15155 HIGHWAY 43, Russellville, AL 35653-1975
- **Phone:** (256) 332-1611
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Msl Anesthesia Services LLC (NPI 1447970710, Russellville, AL); Keller Anesthesia Services (NPI 1356064844, Sheffield, AL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** January 15, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1144528613) · Data from the CMS NPPES public registry.