MR. NATHANIEL A WALTON AA
NPI 1164791950
Anesthesiologist Assistant in Mansfield, OH
About Mr. Nathaniel A Walton Aa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. NATHANIEL A WALTON AA (NPI 1164791950) is an individual anesthesiologist assistant in Mansfield, Ohio, licensed in Ohio (67.000191) and active in the NPI registry since December 2011. He is affiliated with Ohiohealth Mansfield Hospital and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
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
Mr. Nathaniel A Walton Aa 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 Nathaniel Walton reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mansfield, OH 44907
- Reassigned Medicare billing, Ohio enrollment
- 40 clinicians in this Medicare group
Columbus, OH 43213
- Reassigned Medicare billing, Ohio enrollment
- 3,314 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.
Ohiohealth Mansfield Hospital
Acute Care Hospitals · Mansfield, OHMedicare 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.
MANSFIELD, OH 44907
MANSFIELD, OH 44907
MANSFIELD, OH 44907
MANSFIELD, OH 44907
MANSFIELD, OH 44907
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 Nathaniel Walton's NPI number?
The NPI number for Nathaniel Walton is 1164791950. It was assigned to this individual provider in the NPPES registry on December 22, 2011.
Where is Nathaniel Walton located?
Nathaniel Walton practices at 799 Lexington Ave, Mansfield, OH 44907. The listed phone number is (419) 756-5133.
What is Nathaniel Walton's specialty?
The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.
Is Nathaniel Walton enrolled in Medicare?
Yes. Nathaniel Walton 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 Nathaniel Walton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathaniel Walton reassigns Medicare benefits to 2 organizations: Anesthesia Associates Of Mansfield, Inc (Mansfield, OH) and Ohiohealth Corporation (Columbus, OH). 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 Nathaniel Walton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Nathaniel Walton affiliated with any hospitals?
According to CMS data, Nathaniel Walton is affiliated with Ohiohealth Mansfield Hospital.
When was this NPI record last updated?
The NPPES record for Nathaniel Walton was last updated on December 22, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Mr. Nathaniel A Walton, AA · NPI 1164791950
Anesthesiologist Assistant physician in Mansfield, Ohio. Individual provider, active in the CMS NPPES registry since December 22, 2011.
## Identity
- **NPI:** 1164791950 (Entity type: Individual)
- **Enumerated:** December 22, 2011
- **Primary specialty:** Anesthesiologist Assistant · taxonomy 367H00000X
- **State license:** 67.000191 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 799 LEXINGTON AVE, Mansfield, OH 44907-1906
- **Phone:** (419) 756-5133 · **Fax:** (419) 774-9707
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Anesthesia Associates Of Mansfield, Inc (NPI 1407947815, Mansfield, OH); Ohiohealth Corporation (NPI 1265627301, Columbus, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** December 22, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1164791950) · Data from the CMS NPPES public registry.