Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Jill Christine Mcmahon, D.M.D
Dentist in River Forest, IL · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1154501963
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Registry record
Entity type Individual (Type 1)
Name Dr. Jill Christine Mcmahon
Credential D.M.D
Sex Female
Practice address 7329 North Ave, River Forest, IL, 60305
Phone (708) 488-9700
Fax (708) 488-9777
Enumeration date Nov 8, 2007
Last updated in NPPES Oct 4, 2018
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD 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 Jill Mcmahon practice?
The practice location on file with NPPES is in River Forest, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Jill Mcmahon?
The National Provider Identifier (NPI) for Jill Mcmahon is 1154501963, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-04.