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Edit this profileAt a glance
- 200 W Arbor Dr, San Diego, CA 92103
About Dr. Sieber
William J. Sieber, PhD is a psychologist — clinical practicing in San Diego, CA. Medicare claims data shows William provided 129 services to 32 patients. The services billed most often include psychotherapy, 1 hour and psychiatric diagnostic evaluation. This provider record is associated with NPI 1851413165.
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
- (800) 926-8273
- Email not available
Practice Locations
200 W ARBOR DR
San Diego, CA 92103
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
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
129 services · 32 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 1 hour | Treatment | 90837 |
118 | Less often than most peers in Psychologist — Clinical |
| Psychiatric diagnostic evaluation | Treatment | 90791 |
11 | Less often than most peers in Psychologist — Clinical |
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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 31 related providers in 4 groups
Other psychologists in San Diego 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy, 1 hour 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is William J. Sieber?
William J. Sieber is a psychologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
What is William J. Sieber's address?
William J. Sieber is listed at 200 W Arbor Dr, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with William J. Sieber?
The number on file is (800) 926-8273. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for William J. Sieber?
William J. Sieber's National Provider Identifier is 1851413165. 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 William J. Sieber train?
William J. Sieber attended Other, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does William J. Sieber have?
William J. Sieber has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does William J. Sieber perform?
According to Medicare billing data, William J. Sieber provides treatments such as psychotherapy, 1 hour and psychiatric diagnostic evaluation. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is William J. Sieber's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by William J. Sieber. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.