DIANE LYNN WILLIAMS RD, LD
NPI 1134617756
Dietitian, Registered in Columbus, OH
About Diane Lynn Williams Rd, Ld NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE LYNN WILLIAMS RD, LD (NPI 1134617756) is an individual dietitian, registered in Columbus, Ohio, licensed in Ohio (LD2494) and active in the NPI registry since April 2018. She is a graduate of Other (1987).
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
Diane Lynn Williams Rd, Ld 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 Diane Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbus, OH 43240
- Reassigned Medicare billing, Ohio 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43085 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WORTHINGTON, OH 43085
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 Diane Williams's NPI number?
The NPI number for Diane Williams is 1134617756. It was assigned to this individual provider in the NPPES registry on April 30, 2018.
Where is Diane Williams located?
Diane Williams practices at 1250 Dearborn Dr, Columbus, OH 43085. The listed phone number is (614) 840-3530.
What is Diane Williams's specialty?
The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.
Is Diane Williams enrolled in Medicare?
Yes. Diane 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 organization bills Medicare for Diane Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Williams reassigns Medicare benefits to Central Ohio Nutrition Center, Inc (Columbus, OH). 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 Diane Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diane Williams accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and MedMutual list Diane 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 Diane Williams was last updated on July 9, 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.
# Diane Lynn Williams, RD, LD · NPI 1134617756
Dietitian, Registered provider in Columbus, Ohio. Individual provider, active in the CMS NPPES registry since April 30, 2018.
## Identity
- **NPI:** 1134617756 (Entity type: Individual)
- **Enumerated:** April 30, 2018
- **Primary specialty:** Dietitian, Registered · taxonomy 133V00000X
- **State license:** LD2494 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 1250 DEARBORN DR, Columbus, OH 43085-4767
- **Phone:** (614) 840-3530
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Central Ohio Nutrition Center, Inc (NPI 1528245685, Columbus, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** July 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1134617756) · Data from the CMS NPPES public registry.