DR. JOHN DIONYSIUS BLENKUSH B.S., D.C.
NPI 1902849441
Chiropractor in Medford, OR
About Dr. John Dionysius Blenkush B.s., D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN DIONYSIUS BLENKUSH B.S., D.C. (NPI 1902849441) is an individual chiropractor in Medford, Oregon, licensed in Oregon (2897) and active in the NPI registry since June 2006. He is a graduate of Western States College Of Chiropractic (1993).
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 (PECOS)
Dr. John Dionysius Blenkush B.s., D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Blenkush reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Medford, OR 97504
- Reassigned Medicare billing, Oregon enrollment
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
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.
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 Blenkush's NPI number?
The NPI number for John Blenkush is 1902849441. It was assigned to this individual provider in the NPPES registry on June 13, 2006.
Where is John Blenkush located?
John Blenkush practices at 227 S Holly St, Medford, OR 97501. The listed phone number is (541) 772-4399.
What is John Blenkush's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is John Blenkush enrolled in Medicare?
Yes. John Blenkush is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Blenkush's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Blenkush reassigns Medicare benefits to John D Blenkush, Dc, LLC (Medford, 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 John Blenkush's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Blenkush accept?
Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon list John Blenkush 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 Blenkush was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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. John Dionysius Blenkush, B.S., D.C. · NPI 1902849441
Chiropractor provider in Medford, Oregon. Individual provider, active in the CMS NPPES registry since June 13, 2006.
## Identity
- **NPI:** 1902849441 (Entity type: Individual)
- **Enumerated:** June 13, 2006
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** 2897 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 227 S HOLLY ST, Medford, OR 97501-3150
- **Phone:** (541) 772-4399 · **Fax:** (541) 772-4228
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** John D Blenkush, Dc, LLC (NPI 1013306422, Medford, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Western States College Of Chiropractic, class of 1993
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1902849441) · Data from the CMS NPPES public registry.