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Edit this profileAt a glance
- 429B Carlisle Dr # 205, Herndon, VA 20170
About Gretchen Horst
Listed in the NPI registry as a clinical social worker, Gretchen D. Horst, LCSW practices in Herndon, VA. According to Medicare claims data, the services billed most often include psychotherapy, 45 minutes. NPI 1104913821 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (703) 391-7380
- Email not available
Practice Locations
429B CARLISLE DR # 205
Herndon, VA 20170
Concerns and Conditions Addressed
Within Clinical Social Worker generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Abuse & safety
Abuse & Trauma
Anxiety & Phobias
Behavioral health
Child & adolescent
Child & Adolescent
Crisis & safety
Dissociative Disorders
Eating & body image
Family & Relationships
Grief & Loss
Health & Medical Adjustment
Health & wellness
Identity & sexuality
Intimacy & Sex
Life Changes
Life transitions
Mood & Depression
Mood & emotional health
Neurodevelopmental
Neurodivergence
Perinatal Mental Health
Personality disorders
Relationships & family
Reproductive mental health
Sleep
Substance use
Work & Identity
Procedures & services
Most searched procedures
Addiction & Recovery
Addiction services
Alternative Modalities
Behavioral therapies
- Acceptance and commitment therapy
- Anger management
- Dialectical behavior therapy (DBT)
- Exposure and response prevention (ERP)
- Habit reversal training
- Prolonged exposure therapy
- Sleep counseling
- Social skills training
Behavioral Therapies
Care coordination
Child & adolescent
Cognitive therapies
Creative & Expressive
Crisis services
Evaluations & Assessments
Evaluations & letters
Expressive therapies
Family Therapy
Group interventions
Group Programs
Health Psychology
Individual Therapy
Insight therapies
Integrative therapies
Legal & evaluations
Mind-body therapies
Parenting support
Relationship services
Relationship Therapy
Remote care
Short-term interventions
Specialized interventions
Support services
Trauma Treatments
Procedures Most Often Billed to Medicare
343 services · 15 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
343 | More often than most peers in Clinical Social Worker |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other clinical social workers in Herndon 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1980 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in VA who bill this service to Medicare most often.
Common questions
What is Gretchen D. Horst's specialty?
Gretchen D. Horst is a clinical social worker in Herndon, VA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Gretchen D. Horst?
Gretchen D. Horst is listed at 429B Carlisle Dr # 205, Herndon, VA 20170. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gretchen D. Horst?
The number on file is (703) 391-7380. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gretchen D. Horst?
Gretchen D. Horst's National Provider Identifier is 1104913821. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Gretchen D. Horst's education?
Gretchen D. Horst attended Other, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gretchen D. Horst have?
Gretchen D. Horst has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What is Gretchen D. Horst known for?
According to Medicare billing data, Gretchen D. Horst provides treatments such as psychotherapy, 45 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gretchen D. Horst's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gretchen D. Horst. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.