Colm Johnston
Psychologist · Arlington, VA
Practice location
2000 15TH St N Ste 1003Arlington, VA 22201-2610
- Phone
- (703) 520-1072
NPI record
- NPI
- 1124935671
- Entity type
- Individual (Type 1)
- Enumeration date
- August 27, 2026
- Last updated
- August 27, 2026
- Certified
- August 27, 2026
- Sole proprietor
- Yes
Specialties & taxonomy codes
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychologist Primary | 103T00000X |
0810009507 | VA |
About Colm Johnston
Colm Johnston is a healthcare provider registered in the NPI registry with the primary taxonomy Psychologist (code 103T00000X). The practice location is 2000 15TH St N Ste 1003, Arlington, VA 22201-2610. The NPI number 1124935671 was assigned on August 27, 2026 and the record was last updated on August 27, 2026.
Colm Johnston lists a license in the registry: #0810009507 (VA) for Psychologist. License numbers are self-reported to NPPES; verify them with the state licensing board.
Frequently asked questions
What is the NPI number of Colm Johnston?
The NPI number is 1124935671.
What is the phone number of Colm Johnston?
The phone number listed for the practice location is (703) 520-1072.
Where is Colm Johnston located?
2000 15TH St N Ste 1003, Arlington, VA 22201-2610.
What is the taxonomy code for Colm Johnston?
The primary taxonomy code is 103T00000X – Psychologist.
Is this information correct?
All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.
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