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Edit this profileWhere to find David A. Merrill, MD
- Los Angeles location main office
300 UCLA Medical Plz Ste 2200, Los Angeles, CA 90095 - Santa Monica location
1301 20th St Ste 150, Santa Monica, CA 90404
About Dr. Merrill
Based in Los Angeles, CA, David A. Merrill, MD is listed in the NPI registry under psychiatry. David graduated from University of California, San Diego School of Medicine in 2004. According to Medicare claims data, David cared for 938 Medicare patients across 3,245 services. The services billed most often include psychotherapy with evaluation and management visit, 30 minutes, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and psychiatric services complicated by communication factor. NPI 1902923410 identifies this record in the national registry.
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
- (310) 825-9989
- Email not available
Practice Locations
300 UCLA MEDICAL PLZ STE 2200
Los Angeles, CA 90095
1301 20th St Ste 150
Santa Monica, CA 90404
Conditions Commonly Evaluated or Treated
Within 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.
Conditions
Cognitive and adjustment
Eating, sleep, and somatic
Geriatric care
Mental Health
Neurodevelopmental and behavioral
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Eating Disorders
Mood & Depression
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Advanced treatment
Assessment
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
3,245 services · 938 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
1,000 | More than most peers in Psychiatry |
| Psychiatric services complicated by communication factor | Treatment | 90785 |
370 | More than most peers in Psychiatry |
| Treatment using magnetic field to stimulate nerve cells in brain, subsequent delivery and management | Treatment | 90868 |
343 | As often as other peers in Psychiatry |
| Psychotherapy with evaluation and management visit, 45 minutes | Treatment | 90836 |
57 | As often as other peers in Psychiatry |
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
36 | More often than most peers in Psychiatry |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
14 | Less often than most peers in Psychiatry |
| Measurement of brain wave activity (eeg), awake and drowsy | Treatment | 95816 |
12 | Too few peers to compare |
| Measurement of nerve conduction using visual stimulation testing with report | Treatment | 95930 |
11 | Too few peers to compare |
| Treatment using magnetic field to stimulate nerve cells in brain, initial delivery and management | Treatment | 90867 |
11 | Less often than most peers in Psychiatry |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
802 | More than most peers in Psychiatry |
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 psychiatrists at this location 8
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 — 31 related providers in 4 groups
Other psychiatrists in Los Angeles 8
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at University of California, San Diego School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Merrill specialize in?
Dr. Merrill is a psychiatrist in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Dr. Merrill located?
Dr. Merrill is listed at 300 UCLA Medical Plz Ste 2200, Los Angeles, CA 90095. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Merrill's phone number?
The number on file is (310) 825-9989. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Merrill's NPI number?
Dr. Merrill's National Provider Identifier is 1902923410. 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 Dr. Merrill go to medical school?
Dr. Merrill attended University of California, San Diego School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Merrill been practicing?
Dr. Merrill has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Merrill do most often?
According to Medicare billing data, Dr. Merrill provides treatments such as psychotherapy with evaluation and management visit, 30 minutes and psychiatric services complicated by communication factor, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Merrill confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Merrill. If this is you, claiming it is free.
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