JOHN D SEIDNER MD
NPI 1881637148
Emergency Medicine in Klamath Falls, OR
About John D Seidner Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN D SEIDNER MD (NPI 1881637148) is an individual emergency medicine provider in Klamath Falls, Oregon, licensed in Oregon (MD191862) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Manchester.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John D Seidner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Seidner reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Alamos, NM 87544
- Reassigned Medicare billing, New Mexico enrollment
- 29 clinicians in this Medicare group
Hobbs, NM 88240
- Reassigned Medicare billing, New Mexico enrollment
- 119 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97601 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KLAMATH FALLS, OR 97601
KLAMATH FALLS, OR 97601
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 John Seidner's NPI number?
The NPI number for John Seidner is 1881637148. It was assigned to this individual provider in the NPPES registry on June 14, 2006.
Where is John Seidner located?
John Seidner practices at 2865 Daggett Ave, Klamath Falls, OR 97601. The listed phone number is (541) 274-6175.
What is John Seidner's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is John Seidner enrolled in Medicare?
Yes. John Seidner is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Seidner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Seidner reassigns Medicare benefits to 2 organizations: Los Alamos Emergency Medical Associates Inc (Los Alamos, NM) and Hospitalist Medicine Physicians Of New Mexico - Clovis, LLC (Hobbs, NM). 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 John Seidner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Seidner accept?
Health plans from Taro Health list John Seidner 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 John Seidner was last updated on June 24, 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.
# John D Seidner, MD · NPI 1881637148
Emergency Medicine physician in Klamath Falls, Oregon. Individual provider, active in the CMS NPPES registry since June 14, 2006.
## Identity
- **NPI:** 1881637148 (Entity type: Individual)
- **Enumerated:** June 14, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD191862 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 2865 DAGGETT AVE, Klamath Falls, OR 97601
- **Phone:** (541) 274-6175 · **Fax:** (541) 274-6739
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Los Alamos Emergency Medical Associates Inc (NPI 1679965883, Los Alamos, NM); Hospitalist Medicine Physicians Of New Mexico - Clovis, LLC (NPI 1477031094, Hobbs, NM) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 24, 2019
- **Other identifiers:** Medicaid 30203571 (NH); Other 01Y003173NH03 (NH); Other H09471 (NH)
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Source: [NPI Profile](https://npiprofile.com/npi/1881637148) · Data from the CMS NPPES public registry.