What would be the assessment and diagnostic formulation?

Name: Deena Identification: 45-year-old white, married female, with 3 teenage children Chief complaint: "I need my medications reordered" History of chief complaint: The patient reports arthritic back pain and was prescribed acetaminophen/oxycodone (Percocet) 3 years ago. Saw two different doctors for more prescriptions for this medication. Patient Profile Information: Started buying Percocet from friends. Her addiction "skyrocketed." Started stealing money from family members. Lost weight because the food interfered with the effects of the Percocet so she avoided eating. Went to an inpatient rehab hospital for 1 month. Relapsed in 10 days following discharge. Then went to another detox inpatient unit for 4 days. Relapsed again in 1 week. Was admitted to a different rehab inpatient program. Followed up in their partial hospital program and intensive outpatient program, which ended 8 days ago. The patient said she went to some Alcoholics Anonymous meetings but did not think they were helpful. She was not interested in being maintained on methadone or buprenorphine. Past psychiatric history: No history of anxiety or shyness. States she "always drank" because "we're Irish." No psychiatric hospitalizations other than in the past year for rehab for opiate addiction. No history of suicidal ideation or attempts. However, the patient reports that she was depressed and crying frequently while in her last rehab program. Also described being extremely anxious. Currently denies any urge to use opiates. Current medications include sertraline 100 mg daily, clonidine 0.2 mg QID PRN, gabapentin 400 mg QID and quetiapine 100 mg QHS. Medical History: No history of acute or chronic medical conditions. Appetite has increased significantly recently. Reports she gained 25 pounds in the past 6 weeks. Height 5'4'' and weight 160 lbs. History of Drug or Alcohol Abuse: See "History of Chief Complaint." Patient reports a persistent pattern of drinking alcohol; however, quantity limits are not known due to patient's vague description. Family history: Parents born in the United States. Raised as the younger of two siblings. Personal history: Perinatal: Full-term birth. No complications. Childhood: Had many friends, liked school. Adolescence: Was a good student. Joined many school clubs. Adulthood: College graduate. Married her husband after college. Had worked in her parents' family business before having children. Trauma/abuse history: Denied. Mental Status Exam: Appearance: Slightly unkempt. Hair barely combed. Behavior and psychomotor activity: Cooperative. Consciousness: Alert. Orientation: Oriented to person, place and time. Memory: Not assessed but grossly intact. Attention and concentration: Fair attention. Comprehension seems slowed. Information needed to be repeated or clarified. Visuospacial ability: Not assessed. Abstract thought: Not formally assessed. Intellectual functioning: Average or above. Speech and language: Normal rate and volume. Perception: Not altered. Thought process: Linear. Impulse control: Good during the interview. Patient reports poor impulse control in maintaining abstinence from substances. Judgment/insight/reliability: Compromised.