JAMES W MCNEILIS M D LLC
NPI 1881859288
Internal Medicine - Rheumatology in Westerville, OH
About James W Mcneilis M D Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES W MCNEILIS M D LLC (NPI 1881859288) is a healthcare organization registered as a rheumatology in Westerville, Ohio and active in the NPI registry since July 2008. The organization lists James William Mcneilis, Sole Proprietor, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
James W Mcneilis M D Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to James W Mcneilis M D LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 James W Mcneilis M D LLC's NPI number?
The NPI number for James W Mcneilis M D LLC is 1881859288. It was assigned to this organization in the NPPES registry on July 24, 2008.
Where is James W Mcneilis M D LLC located?
James W Mcneilis M D LLC is located at 660 Cooper Rd Suite 300, Westerville, OH 43081. The listed phone number is (614) 389-3536.
What is James W Mcneilis M D LLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is James W Mcneilis M D LLC enrolled in Medicare?
Yes. James W Mcneilis M D LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through James W Mcneilis M D LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to James W Mcneilis M D LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for James W Mcneilis M D LLC was last updated on March 4, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# James W Mcneilis M D Llc · NPI 1881859288
Rheumatology organization in Westerville, Ohio. Organization record, active in the CMS NPPES registry since July 24, 2008.
## Identity
- **NPI:** 1881859288 (Entity type: Organization)
- **Enumerated:** July 24, 2008
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **Organization subpart:** No
- **Authorized official:** James Mcneilis, SOLE PROPRIETOR
## Practice location
- **Address:** 660 COOPER RD, SUITE 300, Westerville, OH 43081-8516
- **Phone:** (614) 389-3536 · **Fax:** (614) 392-2395
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Rheumatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 4, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1881859288) · Data from the CMS NPPES public registry.