Colm Johnston

Psychologist · Arlington, VA

Individual Active NPI

NPI number 1124935671

Practice location

2000 15TH St N Ste 1003
Arlington, VA 22201-2610
Phone
(703) 520-1072

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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

TaxonomyCodeLicenseState
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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