Brian Ralph Guercio, MD
Emergency Medicine Physician · Billings, MT
Brian Ralph Guercio, MD is an emergency medicine physician with a practice address in Billings, Montana, and NPI 1881985638, issued on Apr 27, 2011. Check the license (Montana MED-PHYS-LIC-41626, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Brian Ralph Guercio
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MED-PHYS-LIC-41626 MT
Self-reported in NPPES; status is on the state search - Practice location
- 2800 10TH Ave N, Billings, MT 59101
- Phone
- (406) 238-2500
- Enumerated
- Apr 27, 2011
- Record last updated
- Feb 10, 2022
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 243 in Montana → Look up another NPI →
Also registered at 2800 10TH Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ellen Absher, FNP-CFamily Nurse Practitioner1609709997
- Kimberly Ackerman, FNPAdult Health Nurse Practitioner1922032861
- Deborah Agnew, MDPediatrics Physician1134178072
- Stefan AlinteCertified Registered Nurse Anesthetist1518899053
- Erin Allen, MDPediatrics Physician1801052758
- Nathan Allen, M.D.Emergency Medicine Physician1356676878
Verify Brian Ralph Guercio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license MED-PHYS-LIC-41626Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average emergency medicine physician in 2024
196 Medicare Part D claims for 123 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 24 claims were for opioids.
Most prescribed
- Prednisone21 claims
- Ondansetron Odt14 claims
- Oxycodone Hcl14 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 94.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Brian Ralph Guercio among 243 emergency medicine physician records in Montana
Brian Ralph Guercio, MD is one of 243 emergency medicine physician records with a practice address in Montana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 64% of them.
- NPI issued2011 · 64% of these records are older, 31% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2022 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 emergency medicine physician records list a practice address in Billings
They are 44 of the 4,035 NPPES records with a practice address in Billings, and 243 emergency medicine physician records in Montana.
All 243 in Montana → Every provider in Billings → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- James Bentler, MDBillings, MT 591011962435198
- James Boslough, MDBillings, MT 591011215960448
- James Buchan, MDBillings, MT 591011114950342
- Michael Bush, MDBillings, MT 591011609892397
- Barbara Curry, MDBillings, MT 591011649381203
- Corby Freitag, MDBillings, MT 591011376576504
- John Kominsky, MDBillings, MT 591011275566416
- Curtis Lee, MDBillings, MT 591011891718615
Common questions
What is Brian Ralph Guercio, MD's NPI number?
Brian Ralph Guercio, MD's National Provider Identifier (NPI) is 1881985638, issued on Apr 27, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Brian Ralph Guercio, MD located?
The NPPES record lists a practice address at 2800 10TH Ave N, Billings, MT, 59101. Phone: (406) 238-2500. Providers update this record themselves, so call before visiting.
How can I verify Brian Ralph Guercio, MD's license?
NPPES lists Montana license number MED-PHYS-LIC-41626, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian Ralph Guercio, MD prescribe under Medicare Part D?
In 2024, Brian Ralph Guercio, MD had 196 Medicare Part D claims for 123 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Brian Ralph Guercio, MD's MIPS final score?
The 2023 MIPS final score is 94.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.