Melanie S. Costello, PHD

Practice Context in IntroTherapy

• • IntroTherapy lists 1,170 mental health practices in Washington. Melanie S. Costello, PHD is one of them.
• • 1,186 practices statewide in District of Columbia are tracked in our directory.
• • Typical psychoanalyst compensation in District of Columbia: $75,000 – $161,000 (median $109,000). 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 September 2026.