MRS. Gwendolyn Marcella Blacknall, LGADC is an addiction (substance use disorder) counselor in Prince Frederick, MD. MRS. Gwendolyn Marcella Blacknall, LGADC NPI is 1275171217. The provider is registered as an individual entity type.
The NPPES NPI record indicates the provider is a female.
The provider's business location address is:
65 DUKE ST STE 203
PRINCE FREDERICK, MD
ZIP 20678-128
Phone: (443) 824-4818
The enumeration date for this NPI number is 12/19/2019 and was last updated on 12/19/2019.