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NPISignal

Individual Healthcare Provider

Brian D. Karsif, M.D.

NPI Record: ActivePreventive Medicine — Addiction Medicine
NPI1700922846
New Haven, Connecticut

Provider's NPPES record last updated: February 15, 2024

Overview

Entity Type
Individual Healthcare Provider
NPI
1700922846
Primary Specialty
Preventive Medicine — Addiction Medicine
Practice Location
New Haven, Connecticut
Sole Proprietor
No

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 20, 2026, 12:12 AM 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

  • Preventive Medicine

    Addiction Medicine

    Allopathic & Osteopathic Physicians

    Primary

    A physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction.

    Taxonomy code 2083A0300X
  • Obstetrics & Gynecology

    Allopathic & Osteopathic Physicians

    An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

    Taxonomy code 207V00000X

Provider-Reported License Information

Preventive Medicine (Connecticut)
027141
Obstetrics & Gynecology (Connecticut)
027141
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

915 Ella T Grasso Blvd

New Haven, Connecticut 06519-5516

Phone: (203) 349-9400

Record Information

Enumeration Date
January 29, 2007
Provider's NPPES Record Last Updated
February 15, 2024
Certification Date
February 15, 2024
NPISignal NPPES Dataset
August 2026

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