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Edit this profileAt a glance
- 1640 Tehama St, Suite C, Redding, CA 96001
About Dr. Grabreck
Tammy Grabreck, PhD is a clinical psychologist based in Redding, CA. According to Medicare claims data, Tammy cared for 83 Medicare patients across 414 services. The services billed most often include administration of psychological or neuropsychological test by technician, each additional 30 minutes, evaluation of neuropsychological test, each additional hour, and administration of psychological or neuropsychological test by technician, first 30 minutes. The provider's National Provider Identifier (NPI) is 1922411396.
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
- (530) 710-1070
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1640 TEHAMA ST SUITE C
Redding, CA 96001
Concerns and Conditions Addressed
Within Clinical Psychology 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 & trauma
Addiction
Anxiety
Behavioral
Child & adolescent
Cognitive
Dissociative
Eating & Body Image
Health & Pain
Identity
Interpersonal
Life transitions
Mood & Emotion
- Anger issues
- Bipolar disorder
- Illness anxiety disorder
- Panic disorder
- Postpartum depression
- Social anxiety disorder
- Specific phobias
Neurodevelopmental
Personal Growth
Personality
Self-harm & crisis
Sensory & neurological
Severe mental illness
Sleep
Stress & Lifestyle
Stress & lifestyle
Work & identity
Procedures & services
Brain & memory
Most searched procedures
Assessments
Behavioral Interventions
- Acceptance and commitment therapy (ACT)
- Anger management
- Dialectical behavior therapy (DBT)
- Exposure and response prevention (ERP)
- Habit reversal training
- Prolonged exposure therapy
Brain-based therapies
Child & adolescent
Crisis & safety
Group Programs
Individual therapy
Interpersonal
Mind-Body
Parenting & Support
Psychodynamic & Integrative
- Internal family systems (IFS)
- Interpersonal psychotherapy
- Psychodynamic psychotherapy
- Schema Therapy
Relationship & family
Skill building
Sleep & Health
Specialized therapy
Stress & Lifestyle
Testing & evaluation
- ADHD Evaluation
- Bariatric Surgery Evaluation
- Emotional Support Animal Evaluation
- Forensic psychological evaluation
- Neuropsychological Testing
- Psychoeducational Testing
Therapy formats
Trauma therapy
Procedures Most Often Billed to Medicare
414 services · 83 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Administration of psychological or neuropsychological test by technician, each additional 30 minutes | Treatment | 96139 |
239 | As often as other peers in Clinical Psychologist |
| Evaluation of neuropsychological test, each additional hour | Treatment | 96133 |
94 | As often as other peers in Clinical Psychologist |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
29 | Less often than most peers in Clinical Psychologist |
| Evaluation of neuropsychological test, first hour | Treatment | 96132 |
26 | Less often than most peers in Clinical Psychologist |
| Exam of neurobehavioral status, each additional hour | Treatment | 96121 |
13 | Less often than most peers in Clinical Psychologist |
| Exam of neurobehavioral status, first hour | Treatment | 96116 |
13 | Less often than most peers in Clinical Psychologist |
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 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
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 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Administration of psychological or neuropsychological test by technician, each additional 30 minutes 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Tammy Grabreck?
Tammy Grabreck is a clinical psychologist in Redding, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Tammy Grabreck's address?
Tammy Grabreck is listed at 1640 Tehama St Suite C, Redding, CA 96001. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Tammy Grabreck?
The number on file is (530) 710-1070. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Tammy Grabreck's NPI number?
Tammy Grabreck's National Provider Identifier is 1922411396. 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
Where did Tammy Grabreck train?
Tammy Grabreck attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Tammy Grabreck been practicing?
Tammy Grabreck has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What procedures does Tammy Grabreck perform?
According to Medicare billing data, Tammy Grabreck provides treatments such as administration of psychological or neuropsychological test by technician, each additional 30 minutes and evaluation of neuropsychological test, each additional hour. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Tammy Grabreck confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Tammy Grabreck. If this is you, claiming it is free.
Guide.md
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