KATHERINE WILLIAMS MD
NPI 1740712249
Family Medicine in Rootstown, OH
About Katherine Williams Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE WILLIAMS MD (NPI 1740712249) is an individual family medicine provider in Rootstown, Ohio, licensed in Ohio (35.137120) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, is affiliated with Summa Health System, and is a graduate of Northeastern Ohio University College Of Medicine (2017).
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
Katherine Williams Md 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 Katherine Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rootstown, OH 44272
- Reassigned Medicare billing, Ohio enrollment
- 655 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Summa Health System
Acute Care Hospitals · Akron, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 44272 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROOTSTOWN, OH 44272
ROOTSTOWN, OH 44272
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 Katherine Williams's NPI number?
The NPI number for Katherine Williams is 1740712249. It was assigned to this individual provider in the NPPES registry on April 3, 2017.
Where is Katherine Williams located?
Katherine Williams practices at 4211 State Route 44, Rootstown, OH 44272. The listed phone number is (330) 325-7171.
What is Katherine Williams's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Katherine Williams enrolled in Medicare?
Yes. Katherine 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 Katherine Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Williams reassigns Medicare benefits to Summa Physicians LLC (Rootstown, 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 Katherine Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Williams accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, MedMutual and SummaCare list Katherine 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 Katherine Williams affiliated with any hospitals?
According to CMS data, Katherine Williams is affiliated with Summa Health System.
When was this NPI record last updated?
The NPPES record for Katherine Williams was last updated on November 10, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Katherine Williams, MD · NPI 1740712249
Family Medicine physician in Rootstown, Ohio. Individual provider, active in the CMS NPPES registry since April 3, 2017.
## Identity
- **NPI:** 1740712249 (Entity type: Individual)
- **Enumerated:** April 3, 2017
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 35.137120 (Ohio)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4211 STATE ROUTE 44, Rootstown, OH 44272-9733
- **Phone:** (330) 325-7171 · **Fax:** (330) 325-7271
## 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:** Summa Physicians LLC (NPI 1154728061, Rootstown, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northeastern Ohio University College Of Medicine, class of 2017
## Record status
- **NPPES last updated:** November 10, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1740712249) · Data from the CMS NPPES public registry.