JARETT THELEN
NPI 1700204195
Radiology - Diagnostic Radiology in Billings, MT
About Jarett Thelen NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JARETT THELEN (NPI 1700204195) is an individual diagnostic radiology provider in Billings, Montana, licensed in Maryland (D91471) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of University Of Rochester School Of Medicine And Dentistry (2014).
NPPES Registry Identity
Specialties & Licenses 2
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
Jarett Thelen 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
9Medicare enrollment records show Jarett Thelen reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Billings, MT 59101
- Reassigned Medicare billing, Montana and Wyoming enrollments
- Also billed through NPI 1346288347 (Wyoming)
- 1,264 clinicians in this Medicare group
Columbus, MT 59019
- Reassigned Medicare billing, Montana enrollment
- 86 clinicians in this Medicare group
Roundup, MT 59072
- Reassigned Medicare billing, Montana enrollment
- 39 clinicians in this Medicare group
Red Lodge, MT 59068
- Reassigned Medicare billing, Montana enrollment
- Also billed through NPI 1184785099 (Montana)
- 61 clinicians in this Medicare group
Lovell, WY 82431
- Reassigned Medicare billing, Wyoming enrollment
- Also billed through NPI 1750485793 (Wyoming)
- 50 clinicians in this Medicare group
Forsyth, MT 59327
- Reassigned Medicare billing, Montana enrollment
- Also billed through NPI 1194827451 (Montana)
- 5 clinicians in this Medicare group
Lewistown, MT 59457
- Reassigned Medicare billing, Montana enrollment
- 83 clinicians in this Medicare group
Townsend, MT 59644
- Reassigned Medicare billing, Montana enrollment
- Also billed through NPI 1447245857 (Montana)
- 65 clinicians in this Medicare group
Hornell, NY 14843
- Reassigned Medicare billing, New York enrollment
- 436 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 29
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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Billings Clinic
Acute Care Hospitals · Billings, MTSt Vincent Healthcare
Acute Care Hospitals · Billings, MTLivingston Healthcare
Critical Access Hospitals · Livingston, MTPowell Valley Hospital
Critical Access Hospitals · Powell, WYCody Regional Health
Critical Access Hospitals · Cody, WYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59101 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BILLINGS, MT 59101
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 Jarett Thelen's NPI number?
The NPI number for Jarett Thelen is 1700204195. It was assigned to this individual provider in the NPPES registry on April 2, 2014.
Where is Jarett Thelen located?
Jarett Thelen practices at 801 N 29th St, Billings, MT 59101. The listed phone number is (406) 238-2500.
What is Jarett Thelen's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Jarett Thelen enrolled in Medicare?
Yes. Jarett Thelen 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 Jarett Thelen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jarett Thelen reassigns Medicare benefits to 9 organizations: Billings Clinic (Billings, MT), Stillwater Hospital Association, Inc. (Columbus, MT), Roundup Memorial Hospital Association (Roundup, MT), Memorial Hospital Association (Red Lodge, MT), North Big Horn Hospital District (Lovell, WY) and 4 more organizations, listed in the Medicare section above. 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 Jarett Thelen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jarett Thelen accept?
Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Jarett Thelen 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.
Is Jarett Thelen affiliated with any hospitals?
According to CMS data, Jarett Thelen is affiliated with Billings Clinic, St Vincent Healthcare, Livingston Healthcare, Powell Valley Hospital and Cody Regional Health.
When was this NPI record last updated?
The NPPES record for Jarett Thelen was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.