Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Melissa Callahan PLLC

Organization Adult Mental Health Clinic/Center · NPI 1669360343

Melissa Callahan PLLC is an Adult Mental Health Clinic/Center in Fairfax, Virginia. Registered with an NPI since 2025.

In the registry since
2025
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

11198 Main St Ste D2
Fairfax, VA 22030-5009
Phone: (703) 485-3598
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X

Record details

NPI number1669360343
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Melissa Callahan — Managing Director · (703) 919-2999
Other names Callahan Therapy & Consultation
NPI enumeratedJune 24, 2025
Last updated in NPPESJune 24, 2025
Certification dateJune 24, 2025
Mailing address11198 Main St Ste D2, Fairfax, VA 22030-5009

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