Melanie Costello, PH.D.
NPI 1497966691 · Psychoanalysis Psychologist · Washington, DC
Melanie Costello, PH.D. is a Psychoanalysis Psychologist provider in Washington, DC (NPI 1497966691).
Provider details
- NPI number
- 1497966691
- Entity type
- Individual
- Primary specialty
- Psychoanalysis PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY1000193 (DC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-28
- Last updated
- 2025-09-11
Frequently asked questions
- What is Melanie Costello's NPI number?
- Melanie Costello's National Provider Identifier (NPI) is 1497966691, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melanie Costello's specialty?
- Melanie Costello is listed in the NPPES registry with a primary specialty of Psychoanalysis Psychologist (Behavioral Health & Social Service Providers).
- Where is Melanie Costello located?
- Melanie Costello's practice location on file with NPPES is 1633 Q St Nw, Washington, DC 20009-6351.
- What is Melanie Costello's phone number?
- The practice phone number listed in the NPPES registry for Melanie Costello is (202) 588-5008.
- Is Melanie Costello's NPI active?
- Yes — Melanie Costello's NPI (1497966691) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.