Provider Demographics
NPI:1407854383
Name:GRASS, WILLIAM ARTHUR (ARNP)
Entity type:Individual
Prefix:
First Name:WILLIAM
Middle Name:ARTHUR
Last Name:GRASS
Suffix:
Gender:M
Credentials:ARNP
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
Other - Last Name Type:
Other - Credentials:
Mailing Address - Street 1:1 BARNES JEWISH HOSPITAL PLZ
Mailing Address - Street 2:
Mailing Address - City:SAINT LOUIS
Mailing Address - State:MO
Mailing Address - Zip Code:63110-1003
Mailing Address - Country:US
Mailing Address - Phone:314-747-3000
Mailing Address - Fax:
Practice Address - Street 1:10 BARNES WEST DR
Practice Address - Street 2:
Practice Address - City:CREVE COEUR
Practice Address - State:MO
Practice Address - Zip Code:63141-6287
Practice Address - Country:US
Practice Address - Phone:314-996-8270
Practice Address - Fax:
Is Sole Proprietor?:No
Enumeration Date:2005-07-13
Last Update Date:2025-07-30
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
FLARNP9207097363LC0200X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes363LC0200XPhysician Assistants & Advanced Practice Nursing ProvidersNurse PractitionerCritical Care Medicine
Provider Identifiers
StateIdentifier IDID TypeIssuer
FLY061EYOtherMEDICARE GTBA REASSIGN
FL308331400Medicaid
FLY061EZMedicare ID - Type Unspecified