Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Thomas F Slowinski, D.C.
Chiropractor in Western Springs, IL · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1447623921
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Thomas F Slowinski
Credential D.C.
Sex Male
Practice address 600 Hillgrove Ave Ste 3, Western Springs, IL, 60558
Phone (708) 966-9675
Enumeration date Nov 5, 2015
Last updated in NPPES Nov 30, 2018
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Thomas Slowinski practice?
The practice location on file with NPPES is in Western Springs, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Thomas Slowinski?
The National Provider Identifier (NPI) for Thomas Slowinski is 1447623921, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Sarah K Kelly Dc LLC Chiropractor · Western Springs, IL NPI 1376853440 Zachary Stelmack Chiropractor · Western Springs, IL NPI 1154743193 Stelmack Pinpoint Health Care LLC Chiropractor · Western Springs, IL NPI 1902221609 Natural Health & Wellness LLC Chiropractor · Western Springs, IL NPI 1598327694
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-11-30.