If I comply with meaningful use requirements, Am I HIPAA/HITECH compliant?

No. Meaningful use requirement are federal intiatives to adopt EHR systems and the incentive program applies to the covered entities that accepts Medicaid and Medicare patients. You can get more information on that at

HIPAA/HITECH requirements apply to all the healthcare providers and their Business Associates.You can  get more information at http://www.hhs.gov/ocr/privacy/hipaa/administrative/enforcementrule/hitechenforcementifr.html