NPI 1275549784
John F Grehan, MDPHD
Practice location
- Address
- 1301 W 18th St, Sioux Falls, SD 57105-0401
- Phone
- (605) 312-2100
- Mailing address
- PO Box 5074, Sioux Falls, SD 57117-5074
Registered specialties (2)
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Primary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Registry record
- NPI
- 1275549784
- Entity type
- Individual
- Sex (as registered)
- Male
- NPI issued
- 1 Aug 2006
- Record last updated
- 9 Apr 2022
Reproduced from NPPES, the federal provider registry. The date above is when the provider last updated their own entry, not when we fetched it - a record can be years old and still current in the registry.