Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Marc Phillip Cohn, DDS
Dentist in Milwaukee, WI · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245371855
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Registry record
Entity type Individual (Type 1)
Name Dr. Marc Phillip Cohn
Credential DDS
Sex Male
Practice address 6025 N Green Bay Ave, Milwaukee, WI, 53209
Phone (414) 228-3000
Fax (414) 228-3002
Enumeration date Feb 8, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 33443400 | Medicaid | WI | - |
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 Marc Cohn practice?
The practice location on file with NPPES is in Milwaukee, WI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marc Cohn?
The National Provider Identifier (NPI) for Marc Cohn is 1245371855, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.