DR. BROCK T TREJO M.D.
NPI 1841556099
Family Medicine in Klamath Falls, OR
About Dr. Brock T Trejo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BROCK T TREJO M.D. (NPI 1841556099) is an individual family medicine provider in Klamath Falls, Oregon, licensed in Oregon (MD163376) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Sky Lakes Medical Center, and is a graduate of Ohio State University College Of Medicine (2012).
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 and accepts Medicare assignment
Dr. Brock T Trejo M.d. 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 Brock Trejo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Klamath Falls, OR 97601
- Reassigned Medicare billing, Oregon enrollment
- 355 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 3
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sky Lakes Medical Center
Acute Care Hospitals · Klamath Falls, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
KLAMATH FALLS, OR 97601
KLAMATH FALLS, OR 97601
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 Brock Trejo's NPI number?
The NPI number for Brock Trejo is 1841556099. It was assigned to this individual provider in the NPPES registry on April 2, 2012.
Where is Brock Trejo located?
Brock Trejo practices at 2821 Daggett Ave Ste 200, Klamath Falls, OR 97601. The listed phone number is (541) 274-8400.
What is Brock Trejo's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Brock Trejo enrolled in Medicare?
Yes. Brock Trejo 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 Brock Trejo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brock Trejo reassigns Medicare benefits to Sky Lakes Medical Center Inc (Klamath Falls, 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 Brock Trejo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brock Trejo accept?
Health plans from Moda Health Plan, Inc. list Brock Trejo 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 Brock Trejo affiliated with any hospitals?
According to CMS data, Brock Trejo is affiliated with Sky Lakes Medical Center.
When was this NPI record last updated?
The NPPES record for Brock Trejo was last updated on February 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Brock T Trejo, M.D. · NPI 1841556099
Family Medicine physician in Klamath Falls, Oregon. Individual provider, active in the CMS NPPES registry since April 2, 2012.
## Identity
- **NPI:** 1841556099 (Entity type: Individual)
- **Enumerated:** April 2, 2012
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD163376 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 2821 DAGGETT AVE STE 200, Klamath Falls, OR 97601-1106
- **Phone:** (541) 274-8400 · **Fax:** (541) 274-8405
## 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:** Sky Lakes Medical Center Inc (NPI 1659340370, Klamath Falls, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 2012
## Record status
- **NPPES last updated:** February 11, 2020
---
Source: [NPI Profile](https://npiprofile.com/npi/1841556099) · Data from the CMS NPPES public registry.