Basic Information
Provider Information
NPI: 1760421101
EntityType: 1
ReplacementNPI:  
OrganizationName:  
LastName: LAZO-DIAZ
FirstName: GUILLERMO
MiddleName:  
NamePrefix: DR.
NameSuffix:  
Credential: MD
OtherOrganizationName:  
OtherOrganizationType:  
OtherLastName:  
OtherFirstName:  
OtherMiddleName:  
OtherNamePrefix:  
OtherNameSuffix:  
OtherCredential:  
OtherLastNameType:  
Mailing Information
Address1: PO BOX 911230
Address2:  
City: DALLAS
State: TX
PostalCode: 753911230
CountryCode: US
TelephoneNumber: 9729978000
FaxNumber: 9724379605
Practice Location
Address1: 1901 S 2ND ST
Address2:  
City: MCALLEN
State: TX
PostalCode: 785031271
CountryCode: US
TelephoneNumber: 9566875150
FaxNumber: 9566879546
Other Information
ProviderEnumerationDate: 06/04/2006
LastUpdateDate: 12/11/2008
NPIDeactivationReasonCode:  
NPIDeactivationDate:  
NPIReactivationDate:  
ProviderGenderCode: M
AuthorizedOfficialLastName:  
AuthorizedOfficialFirstName:  
AuthorizedOfficialMiddleName:  
AuthorizedOfficialTitleorPosition:  
AuthorizedOfficialTelephone:  
IsSoleProprietor: N
IsOrganizationSubpart:  
ParentOrganizationLBN:  
AuthorizedOfficialNamePrefix:  
AuthorizedOfficialNameSuffix:  
AuthorizedOfficialCredential:  
NPICertificationDate:  

Taxonomy Information
TaxonomyLicenseStateSwitchTaxonomyGroupTaxonomyTypeTaxonomyClassSubSpecialty
207RX0202XL0370TXY Allopathic & Osteopathic PhysiciansInternal MedicineMedical Oncology
207RH0003XL0370TXN Allopathic & Osteopathic PhysiciansInternal MedicineHematology & Oncology

ID Information
IDTypeStateIssuerDescription
4206710405TX MEDICAID
4206710305TX MEDICAID
8S705101TXBLUE CROSS OF TXOTHER


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