Patient presents with signs and symptoms suggestive of opiate abuse, including opioid dependence, opioid addiction, and opioid use disorder.  The patient reports a history of prescription opioid misuse, escalating doses, and cravings for opioids such as morphine, oxycodone, or heroin.  Physical examination reveals constricted pupils, decreased respiratory rate, and potential track marks suggestive of intravenous drug use.  Patient acknowledges experiencing withdrawal symptoms such as nausea, vomiting, muscle aches, and anxiety when attempting to decrease or stop opioid use.  Diagnostic criteria for opioid use disorder per the DSM-5 are met, including evidence of tolerance, withdrawal, and compulsive drug seeking behavior.  Assessment indicates moderate severity opioid use disorder.  Treatment plan includes referral to addiction medicine specialist, consideration for medication-assisted treatment options such as buprenorphine or naltrexone, initiation of individual andor group therapy focusing on substance abuse counseling, and a comprehensive relapse prevention plan.  Patient education provided on opioid overdose risks, naloxone administration, and harm reduction strategies.  Prognosis guarded but hopeful with adherence to the recommended treatment plan.  ICD-10 code F11.10 for opioid abuse is assigned.  Continue to monitor for signs of overdose, withdrawal complications, and treatment response.