Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Carol A Callahan, DPM
Podiatrist in Fairfield, CT · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861485633
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Registry record
Entity type Individual (Type 1)
Name Dr. Carol A Callahan
Credential DPM
Sex Female
Practice address 1817 Black Rock Tpke, Ste 8, Fairfield, CT, 06825
Phone (203) 330-8080
Fax (203) 334-6924
Enumeration date Aug 26, 2005
Last updated in NPPES Mar 4, 2014
Taxonomy & licenses
DPM · Doctor of Podiatric Medicine: A physician specializing in medical and surgical care of the foot and ankle.
About the DPM credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 5454010001 | Other | CT | DME |
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 Carol Callahan practice?
The practice location on file with NPPES is in Fairfield, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Carol Callahan?
The National Provider Identifier (NPI) for Carol Callahan is 1861485633, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-03-04.