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NPISignal

Individual Healthcare Provider

Christopher Dirk Keene, MD, PHD

NPI Record: ActivePathology — Neuropathology
NPI1104928712
San Diego, California

Provider's NPPES record last updated: March 18, 2026

Overview

Entity Type
Individual Healthcare Provider
NPI
1104928712
Primary Specialty
Pathology — Neuropathology
Practice Location
San Diego, California
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 18, 2026, 6:41 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

  • Pathology

    Neuropathology

    Allopathic & Osteopathic Physicians

    Primary

    A neuropathologist is expert in the diagnosis of diseases of the nervous system and skeletal muscles and functions as a consultant primarily to neurologists and neurosurgeons. The neuropathologist is knowledgeable in the infirmities of humans as they affect the nervous and neuromuscular systems, be they degenerative, infectious, metabolic, immunologic, neoplastic, vascular or physical in nature.

    Taxonomy code 207ZN0500X

Provider-Reported License Information

Pathology (California)
207254
Pathology (Washington)
MD00048817
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

200 W Arbor Dr

San Diego, California 92103-9000

Phone: (800) 926-8273

Additional Practice Location

325 9th Ave

Box 359791, Room 2eh87

Seattle, Washington 98104-2420

Phone: (206) 744-3145

Fax: (206) 744-8240

Additional Practice Location

9444 Medical Center Dr

La Jolla, California 92037-1337

Phone: (800) 926-8273

Fax: (888) 539-8781

Record Information

Enumeration Date
September 3, 2006
Provider's NPPES Record Last Updated
March 18, 2026
Certification Date
March 18, 2026
NPISignal NPPES Dataset
August 2026

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