Provider Demographics
NPI:1518910272
Name:MCMAHAN, JOHN THOMAS (MD)
Entity type:Individual
Prefix:
First Name:JOHN
Middle Name:THOMAS
Last Name:MCMAHAN
Suffix:
Gender:M
Credentials:MD
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
Other - Last Name Type:
Other - Credentials:
Mailing Address - Street 1:10001 W INNOVATION DR STE 200
Mailing Address - Street 2:
Mailing Address - City:MILWAUKEE
Mailing Address - State:WI
Mailing Address - Zip Code:53226-4851
Mailing Address - Country:US
Mailing Address - Phone:888-938-3838
Mailing Address - Fax:888-919-1083
Practice Address - Street 1:247 S NICOLET RD
Practice Address - Street 2:
Practice Address - City:APPLETON
Practice Address - State:WI
Practice Address - Zip Code:54914-3938
Practice Address - Country:US
Practice Address - Phone:888-938-3838
Practice Address - Fax:888-919-1083
Is Sole Proprietor?:No
Enumeration Date:2006-05-17
Last Update Date:2025-04-01
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
IL036051277207YX0602X, 207Y00000X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes207Y00000XAllopathic & Osteopathic PhysiciansOtolaryngology
No207YX0602XAllopathic & Osteopathic PhysiciansOtolaryngologyOtolaryngic Allergy
Provider Identifiers
StateIdentifier IDID TypeIssuer
IL036051277Medicaid
C37853Medicare UPIN
IL036051277Medicaid