Are you Carolina E. Diao, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 3131 Princeton Pike Ste 109, Lawrenceville, NJ 08648
About Dr. Diao
Carolina E. Diao, M.D. practices psychiatry in Lawrenceville, NJ. According to Medicare claims data, Carolina cared for 262 Medicare patients across 830 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 established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1275602344.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (609) 633-1500
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3131 PRINCETON PIKE STE 109
Lawrenceville, NJ 08648
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
- Adult ADHD Testing
- Autism testing
- Cognitive Assessment
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
Procedures Most Often Billed to Medicare
830 services · 262 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
404 | More often than most peers in Psychiatry |
| Psychiatric diagnostic evaluation with medical services | Treatment | 90792 |
15 | 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 |
310 | More often than most 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 |
101 | As often as other 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 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.
Other psychiatrists in Lawrenceville 7
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Psychotherapy with evaluation and management visit, 30 minutes 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What does Carolina E. Diao specialize in?
Carolina E. Diao is a psychiatrist in Lawrenceville, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Carolina E. Diao located?
Carolina E. Diao is listed at 3131 Princeton Pike Ste 109, Lawrenceville, NJ 08648. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Carolina E. Diao's phone number?
The number on file is (609) 633-1500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Carolina E. Diao's NPI number?
Carolina E. Diao's National Provider Identifier is 1275602344. 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
How long has Carolina E. Diao been practicing?
Carolina E. Diao has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What does Carolina E. Diao do most often?
According to Medicare billing data, Carolina E. Diao provides treatments such as psychotherapy with evaluation and management visit, 30 minutes and 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
Has Carolina E. Diao confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Carolina E. Diao. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.