Suggest an Edit Name* Categories* Doctor Hospital Pharmacy Add category State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 09:00 am — 03:00 pm Company description Dr. Dennis Garrett Gruwell located in the city of Gretna, state Louisiana. The legal address of the Doctor 880 Behrman Hwy. Directions to the Doctor Dr. Dennis Garrett Gruwell can be found on our interactive map. Ask your questions by calling Data not provided on workdays.</br></br></br>NPI number: Data not provided</br>Provider's gender: Data not provided</br>Practice names: Data not provided</br>Board certifications: American Board of Internal Medicine Certification in Internal Medicine American Board of Preventive Medicine Certification in Occupational Medicine (Preventive Medicine) Your comments (not for publishing) * — Required information Dr. Dennis Garrett Gruwell - Gretna ← View details 880 Behrman Hwy, Louisiana, Gretna, 70056, Gretna, Louisiana 70056 Data not provided