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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN DIONYSIUS BLENKUSH B.S., D.C.
NPI 1902849441
Chiropractor in Medford, OR

Active since June 13, 2006
227 S HOLLY ST, MEDFORD, OR 97501(541) 772-4399(541) 772-4228 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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

NPI1902849441
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. JOHN DIONYSIUS BLENKUSHCredential: B.S., D.C.
Location Address227 S HOLLY STMedford, OR 97501-3150
Mailing Address227 S Holly StMedford, OR 97501-3150 · (541) 772-4399 · Fax (541) 772-4228
Phone(541) 772-4399
Fax(541) 772-4228
Sole ProprietorNo
Medical School CMSWestern States College Of ChiropracticGraduated 1993
Enumeration DateJune 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1902849441 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in OR · 2897
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
227 S HOLLY ST, Medford, OR 97501
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

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).

PECOS PAC ID1254652969
PECOS Enrollment IDI20150608002869

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
23 services11 patients

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.

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 54 days 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.