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Edit this profileWhere to find Lydia B. Ann
- Orange location main office
3800 W Chapman Ave Ste 500, Orange, CA 92868 - Los Angeles location
760 Westwood Plz Ste 37-384, Los Angeles, CA 90024
About Lydia Ann
Lydia B. Ann is a healthcare provider in Orange, CA specializing in psychiatry. Lydia trained at University of California, Geffen School of Medicine, graduating in 2018. Lydia is also listed as specializing in geriatric psychiatry. Medicare claims data shows Lydia provided 132 services to 100 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, psychiatric diagnostic evaluation with medical services, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1316433303.
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
- (714) 456-5902
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3800 W CHAPMAN AVE STE 500
Orange, CA 92868
760 Westwood Plz Ste 37-384
Los Angeles, CA 90024
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
132 services · 100 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
18 | As often as other 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 |
99 | As often as other peers in Psychiatry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
15 | Less often 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 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 30 related providers in 4 groups
Other psychiatrists in Orange 6
Same specialty, same city.
Trained at University of California, Geffen School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at University of California, Geffen School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Psychiatric diagnostic evaluation with medical services 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Lydia B. Ann's specialty?
Lydia B. Ann is a psychiatrist in Orange, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where can I find Lydia B. Ann?
Lydia B. Ann is listed at 3800 W Chapman Ave Ste 500, Orange, CA 92868. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Lydia B. Ann?
The number on file is (714) 456-5902. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lydia B. Ann?
Lydia B. Ann's National Provider Identifier is 1316433303. 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
What is Lydia B. Ann's education?
Lydia B. Ann attended University of California, Geffen School of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Lydia B. Ann have?
Lydia B. Ann has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What is Lydia B. Ann known for?
According to Medicare billing data, Lydia B. Ann provides treatments such as psychiatric diagnostic evaluation with medical services, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Lydia B. Ann's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lydia B. Ann. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.