IndividualActive
Brian Guercio, MD
NPI 1881985638 · Emergency Medicine Physician · Billings, MT
Provider details
- NPI number
- 1881985638
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MED-PHYS-LIC-41626 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2800 10th Ave N
Billings, MT 59101
Phone: (406) 238-2500
Street-level locationGet directions
Mailing address
Po Box 35100
Billings, MT 59107-5100
Additional practice locations (2)
- 1 Boston Medical Ctr PlDowling 1 South- Rm 1322Boston, MA 02118-2908Phone: (617) 414-4929
- 1 Boston Medical Ctr PlDowling 1 South- Rm 1322Boston, MA 02118-2908Phone: (617) 414-4929
Registry dates
- Enumerated
- 2011-04-27
- Last updated
- 2022-02-10
- Certified
- 2022-02-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.