Individual Healthcare Provider
Walter F Kerwin, M.D.
Provider's NPPES record last updated: February 8, 2023
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1457397556
- Primary Specialty
- Internal Medicine — Clinical Cardiac Electrophysiology
- Practice Location
- Coos Bay, Oregon
- 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 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, 10:49 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
Internal Medicine
Clinical Cardiac Electrophysiology
Allopathic & Osteopathic Physicians
A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.
Taxonomy code 207RC0001X Specialist
Other Service Providers
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Taxonomy code 174400000X
Provider-Reported License Information
- Internal Medicine (Oregon)
- MD199312
- Specialist (California)
- G75336
- Internal Medicine (New Mexico)
- MD2018-0760
- Internal Medicine (Arizona)
- 66875
- Internal Medicine (Kentucky)
- TP335
Practice Locations
Practice Location
1775 Thompson Rd
Coos Bay, Oregon 97420-2125
Phone: (541) 269-8111
Additional Practice Location
407 S Schwartz Ave Ste 202
Farmington, New Mexico 87401-5925
Phone: (505) 609-6770
Fax: (505) 609-6775
Additional Practice Location
800 Rose St
Lexington, Kentucky 40536-5913
Phone: (859) 323-0295
Additional Practice Location
8631 W 3rd St Ste 1017e
Los Angeles, California 90048-5913
Phone: (310) 289-0141
Fax: (310) 289-0144
Additional Practice Location
1200 N Beaver St
Flagstaff, Arizona 86001-3118
Phone: (928) 779-3366
Additional Practice Location
700 S Park St Ste A
Madison, Wisconsin 53715-1830
Phone: (608) 260-2900
Fax: (608) 260-2956
Record Information
- Enumeration Date
- June 20, 2006
- Provider's NPPES Record Last Updated
- February 8, 2023
- Certification Date
- February 8, 2023
- NPISignal NPPES Dataset
- August 2026
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