TARIN CHASE WORREST MD
NPI 1598183303
Surgery in Missoula, MT
About Tarin Chase Worrest Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TARIN CHASE WORREST MD (NPI 1598183303) is an individual surgery provider in Missoula, Montana, licensed in Montana (MED-PHYS-LIC-100134) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS, is affiliated with St. Patrick Hospital, and is a graduate of Georgetown University School Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Tarin Chase Worrest Md 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 Reassignment
Medicare enrollment records show Tarin Worrest reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Missoula, MT 59804
- Reassigned Medicare billing, Montana enrollment
- 192 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 9
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St. Patrick Hospital
Acute Care Hospitals · Missoula, MTSt James Healthcare
Acute Care Hospitals · Butte, MTCommunity Medical Center
Acute Care Hospitals · Missoula, MTBitterroot Health - Daly Hospital
Critical Access Hospitals · Hamilton, MTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59804 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Tarin Worrest's NPI number?
The NPI number for Tarin Worrest is 1598183303. It was assigned to this individual provider in the NPPES registry on March 31, 2014. The provider is also known as Tarin Chase Richards.
Where is Tarin Worrest located?
Tarin Worrest practices at 2831 Fort Missoula Rd Ste 102, Missoula, MT 59804. The listed phone number is (406) 728-0285.
What is Tarin Worrest's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Tarin Worrest enrolled in Medicare?
Yes. Tarin Worrest 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 organization bills Medicare for Tarin Worrest's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tarin Worrest reassigns Medicare benefits to Rchp Billings - Missoula LLC (Missoula, MT). 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 Tarin Worrest's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tarin Worrest accept?
Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, PacificSource Health Plans and Providence Health Plan list Tarin Worrest 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 Tarin Worrest affiliated with any hospitals?
According to CMS data, Tarin Worrest is affiliated with St. Patrick Hospital, St James Healthcare, Community Medical Center and Bitterroot Health - Daly Hospital.
When was this NPI record last updated?
The NPPES record for Tarin Worrest was last updated on October 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Tarin Chase Worrest, MD · NPI 1598183303
Surgery physician in Missoula, Montana. Individual provider, active in the CMS NPPES registry since March 31, 2014.
## Identity
- **NPI:** 1598183303 (Entity type: Individual)
- **Enumerated:** March 31, 2014
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** MED-PHYS-LIC-100134 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2831 FORT MISSOULA RD STE 102, Missoula, MT 59804-7401
- **Phone:** (406) 728-0285
## 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:** Rchp Billings - Missoula LLC (NPI 1376946913, Missoula, MT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 2014
## Record status
- **NPPES last updated:** October 18, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1598183303) · Data from the CMS NPPES public registry.