Individual Healthcare Provider
Keiran Warner, M.D.
Provider's NPPES record last updated: May 1, 2024
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1104280189
- Primary Specialty
- Emergency Medicine — Emergency Medical Services
- Practice Location
- West Roxbury, Massachusetts
- Sole Proprietor
- Yes
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 18, 2026, 8:27 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Emergency Medicine
Emergency Medical Services
Allopathic & Osteopathic Physicians
An emergency medicine physician who specializes in non-hospital based emergency medical services (e.g., disaster site, accident scene, transport vehicle, etc.) to provide pre-hospital assessment, treatment, and transport patients.
Taxonomy code 207PE0004X Preventive Medicine
Clinical Informatics
Allopathic & Osteopathic Physicians
Physicians who practice Clinical Informatics collaborate with other health care and information technology professionals to analyze, design, implement and evaluate information and communication systems that enhance individual and population health outcomes, improve patient care, and strengthen the clinician-patient relationship. Clinical Informaticians use their knowledge of patient care combined with their understanding of informatics concepts, methods, and tools to: assess information and knowledge needs of health care professionals and patients; characterize, evaluate, and refine clinical processes; develop, implement, and refine clinical decision support systems; and lead or participate in the procurement, customization, development, implementation, management, evaluation, and continuous improvement of clinical information systems.
Taxonomy code 2083C0008X
Provider-Reported License Information
- Emergency Medicine (California)
- A154527
- Preventive Medicine (California)
- A154527
Practice Locations
Practice Location
255 Spring St
West Roxbury, Massachusetts 02132
Phone: (617) 232-9500
Record Information
- Enumeration Date
- April 6, 2016
- Provider's NPPES Record Last Updated
- May 1, 2024
- Certification Date
- July 30, 2021
- NPISignal NPPES Dataset
- August 2026
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