MR. JASON MICHAEL KIERNAN NP, PHD
NPI 1972605715
Nurse Practitioner - Acute Care in Oak Ridge, TN
About Mr. Jason Michael Kiernan Np, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JASON MICHAEL KIERNAN NP, PHD (NPI 1972605715) is an individual acute care provider in Oak Ridge, Tennessee, licensed in Tennessee (41041) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Jason Michael Kiernan Np, Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Jason Kiernan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Knoxville, TN 37916
- Reassigned Medicare billing, Tennessee enrollment
- 139 clinicians in this Medicare group
Nashville, TN 37219
- Reassigned Medicare billing, Michigan enrollment
- 49 clinicians in this Medicare group
Novi, MI 48375
- Reassigned Medicare billing, Michigan enrollment
- 383 clinicians in this Medicare group
Flint, MI 48503
- Reassigned Medicare billing, Michigan enrollment
- 54 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 37830 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAK RIDGE, TN 37830
OAK RIDGE, TN 37830
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 Jason Kiernan's NPI number?
The NPI number for Jason Kiernan is 1972605715. It was assigned to this individual provider in the NPPES registry on September 2, 2006.
Where is Jason Kiernan located?
Jason Kiernan practices at 200 New York Ave, Oak Ridge, TN 37830. The listed phone number is (865) 835-5400.
What is Jason Kiernan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Jason Kiernan enrolled in Medicare?
Yes. Jason Kiernan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Jason Kiernan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Kiernan reassigns Medicare benefits to 4 organizations: Thompson Oncology Group (Knoxville, TN), Matrix Medical Plus (Nashville, TN), Theoria Medical (Novi, MI) and Physician Coverage Services PC (Flint, MI). 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 Jason Kiernan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jason Kiernan accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Oscar Insurance Company and Priority Health list Jason Kiernan 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 Jason Kiernan was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Mr. Jason Michael Kiernan, NP, PHD · NPI 1972605715
Acute Care physician in Oak Ridge, Tennessee. Individual provider, active in the CMS NPPES registry since September 2, 2006.
## Identity
- **NPI:** 1972605715 (Entity type: Individual)
- **Enumerated:** September 2, 2006
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 41041 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 NEW YORK AVE, Oak Ridge, TN 37830-5212
- **Phone:** (865) 835-5400
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Thompson Oncology Group (NPI 1619975737, Knoxville, TN); Matrix Medical Plus (NPI 1376973461, Nashville, TN); Theoria Medical (NPI 1609362375, Novi, MI); Physician Coverage Services PC (NPI 1669567806, Flint, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** June 3, 2026
- **Other identifiers:** Medicaid Q112378 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1972605715) · Data from the CMS NPPES public registry.