Physician Profile
Shilpa Diwan, M.D, MPH
Unclaimed ProfileAbout Dr. Diwan
Shilpa Diwan, M.D, MPH practices psychiatry in Irvine, CA. Shilpa is also listed as specializing in geriatric psychiatry. Medicare claims data shows Shilpa provided 1,249 services to 371 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, psychotherapy with evaluation and management visit, 30 minutes, and psychiatric services complicated by communication factor. The provider's National Provider Identifier (NPI) is 1942457999.
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
- (949) 304-6727
- Email not available
Practice Locations
19772 MACARTHUR BLVD STE 220
Irvine, CA 92612
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
Most searched conditions
Anxiety, trauma, and obsessive-compulsive
Mood disorders
Psychotic disorders
Substance-related and addictive
Addiction & Substance Use
Cognitive and adjustment
Eating Disorders
Eating, sleep, and somatic
Mood & Depression
Neurodevelopmental and behavioral
Personality and dissociative
Sleep & Wakefulness
Procedures & services
Most searched procedures
- Anxiety and depression treatment
- Cognitive behavioral therapy
- Medication management
- Psychiatric evaluation
- Telepsychiatry
Assessment
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
1,249 services · 371 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
447 | More than most peers in Psychiatry |
| Psychiatric services complicated by communication factor | Treatment | 90785 |
63 | More often than most peers in Psychiatry |
| Psychotherapy with evaluation and management visit, 45 minutes | Treatment | 90836 |
40 | Less often than most peers in Psychiatry |
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
13 | 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 |
644 | More than most peers in Psychiatry |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
42 | More 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.
Related specialists at this location 3
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.
Other psychiatrists in Irvine 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Other 8
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 kind of doctor is Shilpa Diwan, M.D?
Shilpa Diwan, M.D is a psychiatrist in Irvine, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
What is Shilpa Diwan, M.D's address?
Shilpa Diwan, M.D is listed at 19772 Macarthur Blvd Ste 220, Irvine, CA 92612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Shilpa Diwan, M.D?
The number on file is (949) 304-6727. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Shilpa Diwan, M.D?
Shilpa Diwan, M.D's National Provider Identifier is 1942457999. 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 Shilpa Diwan, M.D train?
Shilpa Diwan, M.D attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Shilpa Diwan, M.D have?
Shilpa Diwan, M.D has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Shilpa Diwan, M.D perform?
According to Medicare billing data, Shilpa Diwan, M.D 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
Is Shilpa Diwan, M.D's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Shilpa Diwan, M.D. If this is you, claiming it is free.
Guide.md
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