Colleen O'Byrne, PSY.D.
NPI 1194967935 · Clinical Psychologist · Washington, DC
Colleen O'Byrne, PSY.D. is a Clinical Psychologist provider in Washington, DC (NPI 1194967935).
Provider details
- NPI number
- 1194967935
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0810004057 (VA)
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
17 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
- 2009-03-25
- Last updated
- 2009-03-25
Frequently asked questions
- What is Colleen O'Byrne's NPI number?
- Colleen O'Byrne's National Provider Identifier (NPI) is 1194967935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen O'Byrne's specialty?
- Colleen O'Byrne is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Colleen O'Byrne located?
- Colleen O'Byrne's practice location on file with NPPES is 2700 Martin Luther King Jr Ave Se, Washington, DC 20032-2601.
- What is Colleen O'Byrne's phone number?
- The practice phone number listed in the NPPES registry for Colleen O'Byrne is (202) 645-8739.
- Is Colleen O'Byrne's NPI active?
- Yes — Colleen O'Byrne's NPI (1194967935) is active in the NPPES registry as of the last update on 2009-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.