Walden Sierra Inc Anchor and North Star Alcohol Treatment Center Walden Sierra Inc Anchor and North Star ADDRESS 30007 Business Center Drive Charlotte Hall-MD Maryland 20622St. Mary's Aerial Map Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. PHONE301-997-1300 ONLINEWebsite SERVICE TYPES TREATMENT APPROACHES PAYMENT TYPES back to other treatment facilities Get Help For Alcohol Now