Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Robert Jefchak
Counselor in Flossmoor, IL · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245776558
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Registry record
Entity type Individual (Type 1)
Name Robert Jefchak
Sex Male
Practice address 19530 Kedzie Ave, Flossmoor, IL, 60422
Phone (866) 477-8632
Enumeration date Jan 10, 2017
Last updated in NPPES Jan 10, 2017
Taxonomy & licenses
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
What is the NPI number for Robert Jefchak?
The National Provider Identifier (NPI) for Robert Jefchak is 1245776558, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Jefchak practice?
The practice location on file with NPPES is in Flossmoor, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Andrea Bacon Psychiatry Physician · Flossmoor, IL NPI 1194763433 Roxane Sanders Psychiatry Physician · Flossmoor, IL NPI 1295897791 Ronald Weglarz Clinical Psychologist · Flossmoor, IL NPI 1386775856 Griscillia Moore Counselor · Flossmoor, IL NPI 1629394358 Elizabeth Lewis Counselor · Flossmoor, IL NPI 1679890362 Victor Fuller Behavior Analyst · Flossmoor, IL NPI 1003110628 Cristyna Zuniga Behavior Analyst · Flossmoor, IL NPI 1497059927 Tracey Proby Behavior Analyst · Flossmoor, IL NPI 1871897397
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-01-10.