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NPISignal

Individual Healthcare Provider

Keiran Warner, M.D.

NPI Record: ActiveEmergency Medicine — Emergency Medical Services
NPI1104280189
West Roxbury, Massachusetts

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 identified

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

Not checked

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.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Emergency Medicine

    Emergency Medical Services

    Allopathic & Osteopathic Physicians

    Primary

    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
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

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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