Basic Information
Provider Information
NPI: 1376598185
EntityType: 1
ReplacementNPI:  
OrganizationName:  
LastName: EHRHARDT
FirstName: WILLIAM
MiddleName: M
NamePrefix:  
NameSuffix:  
Credential: MD
OtherOrganizationName:  
OtherOrganizationType:  
OtherLastName:  
OtherFirstName:  
OtherMiddleName:  
OtherNamePrefix:  
OtherNameSuffix:  
OtherCredential:  
OtherLastNameType:  
Mailing Information
Address1: 700 S PARK ST
Address2: DEAN ST. MARY'S OUTPATIENT CENTER
City: MADISON
State: WI
PostalCode: 537151830
CountryCode: US
TelephoneNumber: 6082602900
FaxNumber: 6082602977
Practice Location
Address1: 700 S PARK ST
Address2: DEAN ST. MARY'S OUTPATIENT CENTER
City: MADISON
State: WI
PostalCode: 537151830
CountryCode: US
TelephoneNumber: 6082602900
FaxNumber: 6082602977
Other Information
ProviderEnumerationDate: 05/23/2006
LastUpdateDate: 11/11/2020
NPIDeactivationReasonCode:  
NPIDeactivationDate:  
NPIReactivationDate:  
ProviderGenderCode: M
AuthorizedOfficialLastName:  
AuthorizedOfficialFirstName:  
AuthorizedOfficialMiddleName:  
AuthorizedOfficialTitleorPosition:  
AuthorizedOfficialTelephone:  
IsSoleProprietor: N
IsOrganizationSubpart:  
ParentOrganizationLBN:  
AuthorizedOfficialNamePrefix:  
AuthorizedOfficialNameSuffix:  
AuthorizedOfficialCredential:  
NPICertificationDate: 11/11/2020

Taxonomy Information
TaxonomyLicenseStateSwitchTaxonomyGroupTaxonomyTypeTaxonomyClassSubSpecialty
207RG0100X42881-020WIY Allopathic & Osteopathic PhysiciansInternal MedicineGastroenterology

ID Information
IDTypeStateIssuerDescription
137659818505WI MEDICAID


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