BRIAN RALPH GUERCIO MD
NPI 1881985638
Emergency Medicine in Billings, MT
About Brian Ralph Guercio Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN RALPH GUERCIO MD (NPI 1881985638) is an individual emergency medicine provider in Billings, Montana, licensed in Montana (MED-PHYS-LIC-41626) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Livingston Healthcare, and maintains a secondary practice location in Boston.
NPPES Registry Identity
Specialties & Licenses
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
Brian Ralph Guercio 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 Reassignments
2Medicare enrollment records show Brian Guercio reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Billings, MT 59101
- Reassigned Medicare billing, Montana enrollment
- 1,264 clinicians in this Medicare group
Livingston, MT 59047
- Reassigned Medicare billing, Montana enrollment
- 96 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Livingston Healthcare
Critical Access Hospitals · Livingston, MTPhysician 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Brian Guercio's NPI number?
The NPI number for Brian Guercio is 1881985638. It was assigned to this individual provider in the NPPES registry on April 27, 2011.
Where is Brian Guercio located?
Brian Guercio practices at 2800 10th Ave N, Billings, MT 59101. The listed phone number is (406) 238-2500.
What is Brian Guercio's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Brian Guercio enrolled in Medicare?
Yes. Brian Guercio 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 Brian Guercio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Guercio reassigns Medicare benefits to 2 organizations: Billings Clinic (Billings, MT) and Livingston Healthcare (Livingston, MT). 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 Brian Guercio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Guercio accept?
Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Brian Guercio 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 Brian Guercio affiliated with any hospitals?
According to CMS data, Brian Guercio is affiliated with Livingston Healthcare.
When was this NPI record last updated?
The NPPES record for Brian Guercio was last updated on February 10, 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.
# Brian Ralph Guercio, MD · NPI 1881985638
Emergency Medicine physician in Billings, Montana. Individual provider, active in the CMS NPPES registry since April 27, 2011.
## Identity
- **NPI:** 1881985638 (Entity type: Individual)
- **Enumerated:** April 27, 2011
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MED-PHYS-LIC-41626 (Montana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2800 10TH AVE N, Billings, MT 59101
- **Phone:** (406) 238-2500
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Billings Clinic (NPI 1326104845, Billings, MT); Livingston Healthcare (NPI 1245222306, Livingston, MT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Geisel School Of Medicine At Dartmouth, class of 2011
## Record status
- **NPPES last updated:** February 10, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1881985638) · Data from the CMS NPPES public registry.