Physician Profile
Joan B. Gerbasi, M.D. practices neurology / psychiatry in Davis, CA. Joan is a 1996 graduate of University of California, San Francisco School of Medicine. Joan is also listed as specializing in psychiatry. Medicare claims data shows Joan provided 46 services to 40 patients. The services billed most often include psychiatric diagnostic evaluation with medical services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
423 E ST
Davis, CA 95616
Within Neurology and Psychiatry generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Addiction
Attention & Behavior
Autoimmune & Chronic
Balance & Nerves
Brain & Head Injury
Fatigue & Energy
Headache & Pain
Memory & Aging
Memory & Thinking
Mental Health
Mood & Anxiety
Mood & Emotion
Movement & Balance
Movement Disorders
Nerve & Spine
Nerve Pain
Nerves & Sensation
Neuromuscular
Psychosis & Thought
Seizures
Sleep
Sleep Disorders
Vascular & Brain
Vascular Brain Health
Addiction Care
Brain Monitoring
Brain Stimulation
Brain Stimulation & Infusions
Consultations
Depression Treatments
Device Management
Diagnostic Procedures
Diagnostics
General Neurology
Injections & Procedures
Medications
Movement & Balance
Movement & Nerve
Nerve & Muscle Testing
Pain & Spasticity
Pain Management
Psychiatry
Sleep Care
Sleep Studies
Testing & Assessment
Therapy
46 services · 40 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
46 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Joan B. Gerbasi is a neurology / psychiatry in Davis, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Joan B. Gerbasi is listed at 423 E St, Davis, CA 95616. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (530) 753-4636. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Joan B. Gerbasi's National Provider Identifier is 1912108473. 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
Joan B. Gerbasi attended University of California, San Francisco School of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
Joan B. Gerbasi has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Joan B. Gerbasi provides treatments such as psychiatric diagnostic evaluation with medical services. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Joan B. Gerbasi. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.