Basic Information
Provider Information
NPI: 1407990823
EntityType: 1
ReplacementNPI:  
OrganizationName:  
LastName: GRASSO
FirstName: MICHAEL
MiddleName: A.
NamePrefix:  
NameSuffix:  
Credential: MD, PHD
OtherOrganizationName:  
OtherOrganizationType:  
OtherLastName:  
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Mailing Information
Address1: 110 S PACA ST, 6TH FLOOR, SUITE 200
Address2: DEPARTMENT OF EMERGENCY MEDICINE
City: BALTIMORE
State: MD
PostalCode: 21201
CountryCode: US
TelephoneNumber: 4103288025
FaxNumber:  
Practice Location
Address1: 22 S GREENE ST
Address2: MEDICINE, N3E09
City: BALTIMORE
State: MD
PostalCode: 212011544
CountryCode: US
TelephoneNumber: 4103286110
FaxNumber:  
Other Information
ProviderEnumerationDate: 02/18/2007
LastUpdateDate: 09/10/2020
NPIDeactivationReasonCode:  
NPIDeactivationDate:  
NPIReactivationDate:  
ProviderGenderCode: M
AuthorizedOfficialLastName:  
AuthorizedOfficialFirstName:  
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AuthorizedOfficialTitleorPosition:  
AuthorizedOfficialTelephone:  
IsSoleProprietor: N
IsOrganizationSubpart:  
ParentOrganizationLBN:  
AuthorizedOfficialNamePrefix:  
AuthorizedOfficialNameSuffix:  
AuthorizedOfficialCredential:  
NPICertificationDate: 09/10/2020

Taxonomy Information
TaxonomyLicenseStateSwitchTaxonomyGroupTaxonomyTypeTaxonomyClassSubSpecialty
207P00000XD0067245MDN Allopathic & Osteopathic PhysiciansEmergency Medicine 
2083C0008XD0067245MDN    
207R00000XD0067245MDY Allopathic & Osteopathic PhysiciansInternal Medicine 

No ID Information.


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