DR. BRETT MICHAEL SHAFFER M.D.
NPI 1619187523
Emergency Medicine in Chehalis, WA
About Dr. Brett Michael Shaffer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRETT MICHAEL SHAFFER M.D. (NPI 1619187523) is an individual emergency medicine provider in Chehalis, Washington, licensed in South Dakota (11754) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Monument Health Lead-deadwood Hospital, and maintains a secondary practice location in Rapid City.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 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
Dr. Brett Michael Shaffer 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 Reassignments
3Medicare enrollment records show Brett Shaffer reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Buffalo, SD 57720
- Reassigned Medicare billing, South Dakota enrollment
- Also billed through NPI 1871560516 (South Dakota)
- 321 clinicians in this Medicare group
Hot Springs, SD 57747
- Reassigned Medicare billing, South Dakota enrollment
- 38 clinicians in this Medicare group
Rockford, IL 61108
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Cepamerica Illinois LLP
- 982 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Monument Health Lead-Deadwood Hospital
Critical Access Hospitals · Deadwood, SDFall River Hospital - Cah
Critical Access Hospitals · Hot Springs, SDMonument Health Custer Hospital
Critical Access Hospitals · Custer, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98532 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHEHALIS, WA 98532
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 Brett Shaffer's NPI number?
The NPI number for Brett Shaffer is 1619187523. It was assigned to this individual provider in the NPPES registry on May 23, 2007. The provider is also known as Dr. Brett Michael Shaffer MD.
Where is Brett Shaffer located?
Brett Shaffer practices at 1299 Bishop Rd, Chehalis, WA 98532. The listed phone number is (360) 740-4001.
What is Brett Shaffer's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Brett Shaffer enrolled in Medicare?
Yes. Brett Shaffer 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 Brett Shaffer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brett Shaffer reassigns Medicare benefits to 3 organizations: Monument Health Network, Inc. (Buffalo, SD), Fall River Health Services (Hot Springs, SD) and Cep America - Illinois, LLP (Rockford, IL). 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 Brett Shaffer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brett Shaffer accept?
Health plans from Avera Health Plans and Wellmark of South Dakota, Inc. list Brett Shaffer 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 Brett Shaffer affiliated with any hospitals?
According to CMS data, Brett Shaffer is affiliated with Monument Health Lead-Deadwood Hospital, Fall River Hospital - Cah and Monument Health Custer Hospital.
When was this NPI record last updated?
The NPPES record for Brett Shaffer was last updated on April 27, 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. Brett Michael Shaffer, M.D. · NPI 1619187523
Emergency Medicine physician in Chehalis, Washington. Individual provider, active in the CMS NPPES registry since May 23, 2007.
## Identity
- **NPI:** 1619187523 (Entity type: Individual)
- **Enumerated:** May 23, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 11754 (South Dakota)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1299 BISHOP RD, Chehalis, WA 98532-8758
- **Phone:** (360) 740-4001
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Monument Health Network, Inc. (NPI 1073992004, Buffalo, SD); Fall River Health Services (NPI 1679544555, Hot Springs, SD); Cep America - Illinois, LLP (NPI 1851772321, Rockford, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** April 27, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1619187523) · Data from the CMS NPPES public registry.