Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Colleen Dunham, FNP
Nurse Practitioner in Alton, IL · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720532351
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Registry record
Entity type Individual (Type 1)
Name Colleen Dunham
Credential FNP
Sex Female
Practice address 1 Memorial Dr, Alton, IL, 62002
Phone (618) 463-7311
Enumeration date Aug 11, 2016
Last updated in NPPES Oct 31, 2020
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209014678 (IL) Primary
FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan.
About the FNP 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 Colleen Dunham practice?
The practice location on file with NPPES is in Alton, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Colleen Dunham?
The National Provider Identifier (NPI) for Colleen Dunham is 1720532351, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Edward J Harrow Ptr, Alton Pathology Associates Anatomic Pathology & Clinical Pathology Physician · Alton, IL NPI 1659354678 Jeffrey Kiviat Anatomic Pathology & Clinical Pathology Physician · Alton, IL NPI 1205810454 Kevin Reiseck Athletic Trainer · Alton, IL NPI 1649231838 Andrew Renner Athletic Trainer · Alton, IL NPI 1801857347 Drew Dintelmann Athletic Trainer · Alton, IL NPI 1780647842 Annette Raftery Pharmacist · Alton, IL NPI 1619926334 Mary Wehking Pharmacist · Alton, IL NPI 1740239268 Sara Roberts Pharmacist · Alton, IL NPI 1861442667
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-31.