DR. NATHAN WAYNE SCADLOCK DNP, ARNP
NPI 1235571936
Nurse Practitioner - Primary Care in Eugene, OR
About Dr. Nathan Wayne Scadlock Dnp, Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NATHAN WAYNE SCADLOCK DNP, ARNP (NPI 1235571936) is an individual primary care provider in Eugene, Oregon, licensed in Oregon (201900807NP-PP) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Nathan Wayne Scadlock Dnp, Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Nathan Scadlock reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Eugene, OR 97401
- Reassigned Medicare billing, Oregon enrollment
- 248 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 97402 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
EUGENE, OR 97402
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 Nathan Scadlock's NPI number?
The NPI number for Nathan Scadlock is 1235571936. It was assigned to this individual provider in the NPPES registry on July 23, 2013.
Where is Nathan Scadlock located?
Nathan Scadlock practices at 1650 Chambers St, Eugene, OR 97402. The listed phone number is (541) 686-1711.
What is Nathan Scadlock's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Nathan Scadlock enrolled in Medicare?
Yes. Nathan Scadlock is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Nathan Scadlock's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Scadlock reassigns Medicare benefits to Oregon Healthcare Resources, LLC (Eugene, OR). 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 Nathan Scadlock's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Nathan Scadlock was last updated on June 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Nathan Wayne Scadlock, DNP, ARNP · NPI 1235571936
Primary Care physician in Eugene, Oregon. Individual provider, active in the CMS NPPES registry since July 23, 2013.
## Identity
- **NPI:** 1235571936 (Entity type: Individual)
- **Enumerated:** July 23, 2013
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 201900807NP-PP (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 1650 CHAMBERS ST, Eugene, OR 97402-3636
- **Phone:** (541) 686-1711 · **Fax:** (541) 686-6018
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Oregon Healthcare Resources, LLC (NPI 1215761002, Eugene, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 11, 2019
- **Other identifiers:** Medicaid 500760659 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1235571936) · Data from the CMS NPPES public registry.