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- 915 1St Ave S, Great Falls, MT 59401
About Derek Hook
Derek Hook, MSW, LCSW is a clinical social worker practicing in Great Falls, MT. Derek trained at Sanford School of Medicine of University of South Dakota, graduating in 2014. Derek is also listed as specializing in mental health counselor. Medicare claims data shows Derek provided 145 services to 33 patients. The services billed most often include psychotherapy, 45 minutes and psychotherapy, 1 hour. This provider record is associated with NPI 1700282571.
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
- (406) 791-9613
- Email not available
Practice Locations
915 1ST AVE S
Great Falls, MT 59401
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
145 services · 33 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
86 | As often as other peers in Clinical Social Worker |
| Psychotherapy, 1 hour | Treatment | 90837 |
59 | Less 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.
Other clinical social workers at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other clinical social workers in Great Falls 6
Same specialty, same city.
Trained at Sanford School of Medicine of University of South Dakota 5
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Sanford School of Medicine of University of South Dakota 7
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 45 minutes 8
Providers in MT who bill this service to Medicare most often.
Common questions
What is Derek Hook, MSW's specialty?
Derek Hook, MSW is a clinical social worker in Great Falls, MT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Derek Hook, MSW?
Derek Hook, MSW is listed at 915 1St Ave S, Great Falls, MT 59401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Derek Hook, MSW?
The number on file is (406) 791-9613. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Derek Hook, MSW?
Derek Hook, MSW's National Provider Identifier is 1700282571. 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 Derek Hook, MSW's education?
Derek Hook, MSW attended Sanford School of Medicine of University of South Dakota, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Derek Hook, MSW have?
Derek Hook, MSW has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What is Derek Hook, MSW known for?
According to Medicare billing data, Derek Hook, MSW provides treatments such as psychotherapy, 45 minutes and psychotherapy, 1 hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Derek Hook, MSW's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Derek Hook, MSW. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.