Dr. Brett I. Greenberger, MD, Owner, Medical Director of Collaborative Counseling Center

Practice Context in IntroTherapy

• • IntroTherapy lists 287 mental health practices in Columbia. Dr. Brett I. Greenberger, MD, Owner, Medical Director of Collaborative Counseling Center is one of them.
• • 6,790 practices statewide in Maryland are tracked in our directory.
• • Typical child psychiatrist compensation in Maryland: $221,000 – $399,000 (median $284,000). Source: BLS OEWS, state cost-of-labor adjusted.

Data compiled from U.S. state licensing boards, NPI public registry, and verified practice listings. Mental health is a YMYL topic — we prioritize licensed, verified providers only. Methodology & sources · Updated June 2026.