DR. BRETT JOEL OLSON M.D.
NPI 1346211646
Family Medicine in Spirit Lake, IA
About Dr. Brett Joel Olson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRETT JOEL OLSON M.D. (NPI 1346211646) is an individual family medicine provider in Spirit Lake, Iowa, licensed in Iowa (26855) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Spencer Municipal Hospital, and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Dr. Brett Joel Olson 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 Brett Olson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spirit Lake, IA 51360
- Reassigned Medicare billing, Iowa enrollment
- 65 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 18
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.
Spencer Municipal Hospital
Acute Care Hospitals · Spencer, IALakes Regional Healthcare
Acute Care Hospitals · Spirit Lake, IAAvera Holy Family Hospital
Critical Access Hospitals · Estherville, IAAvera Heart Hospital Of South Dakota
Acute Care Hospitals · Sioux Falls, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 51360 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 24
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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Olson's NPI number?
The NPI number for Brett Olson is 1346211646. It was assigned to this individual provider in the NPPES registry on January 27, 2006.
Where is Brett Olson located?
Brett Olson practices at 2700 23rd St, Spirit Lake, IA 51360. The listed phone number is (712) 336-2410.
What is Brett Olson's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Brett Olson enrolled in Medicare?
Yes. Brett Olson 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 Brett Olson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brett Olson reassigns Medicare benefits to Lakes Regional Healthcare (Spirit Lake, IA). 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 Brett Olson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brett Olson accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Avera Health Plans and Oscar Insurance Company and 2 other insurers list Brett Olson 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 Olson affiliated with any hospitals?
According to CMS data, Brett Olson is affiliated with Spencer Municipal Hospital, Lakes Regional Healthcare, Avera Holy Family Hospital and Avera Heart Hospital Of South Dakota.
When was this NPI record last updated?
The NPPES record for Brett Olson was last updated on December 16, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.