Are you David G. Tweedy, PhD? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 2945 Harding St., Suite 100, Carlsbad, CA 92008
About Dr. Tweedy
David G. Tweedy, PhD is a psychologist — clinical based in Carlsbad, CA. David is also listed as specializing in psychologist and psychologist — clinical child & adolescent. According to Medicare claims data, David cared for 1,026 Medicare patients across 2,028 services. The services billed most often include psychotherapy, 30 minutes, psychotherapy, 45 minutes, and psychiatric diagnostic evaluation. The provider's National Provider Identifier (NPI) is 1336295500.
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
- (760) 434-3443
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2945 HARDING ST. SUITE 100
Carlsbad, CA 92008
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
2,028 services · 1,026 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 30 minutes | Treatment | 90832 |
601 | More often than most peers in Psychologist — Clinical |
| Psychotherapy, 45 minutes | Treatment | 90834 |
437 | More often than most peers in Psychologist — Clinical |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
364 | More than most peers in Psychologist — Clinical |
| Psychotherapy, 1 hour | Treatment | 90837 |
305 | More often than most peers in Psychologist — Clinical |
| Psychiatric services complicated by communication factor | Treatment | 90785 |
114 | As often as other peers in Psychologist — Clinical |
| Psychotherapy, 1 hour | Treatment | 90837 |
27 | More often than most peers in Psychologist — Clinical |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
23 | More than most peers in Psychologist — Clinical |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
85 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
72 | Too few peers to compare |
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 psychologists at this location 3
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 — 32 related providers in 4 groups
Other psychologists in Carlsbad 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 30 minutes 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does David G. Tweedy specialize in?
David G. Tweedy is a psychologist in Carlsbad, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
Where is David G. Tweedy located?
David G. Tweedy is listed at 2945 Harding St. Suite 100, Carlsbad, CA 92008. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is David G. Tweedy's phone number?
The number on file is (760) 434-3443. Contact the office directly to confirm availability and scheduling.
NPI registry
What is David G. Tweedy's NPI number?
David G. Tweedy's National Provider Identifier is 1336295500. 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 David G. Tweedy train?
David G. Tweedy attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has David G. Tweedy been practicing?
David G. Tweedy has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does David G. Tweedy do most often?
According to Medicare billing data, David G. Tweedy provides treatments such as psychotherapy, 30 minutes and psychotherapy, 45 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has David G. Tweedy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by David G. Tweedy. If this is you, claiming it is free.
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