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Edit this profileAt a glance
- 100 Century Dr, Worcester, MA 01606
About Dr. Sitthichai
Rangsun Sitthichai, M.D. practices child & adolescent psychiatry in Worcester, MA. Rangsun is also listed as specializing in psychiatry. According to Medicare claims data, Rangsun cared for 94 Medicare patients across 202 services. 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, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and psychotherapy, 45 minutes. The provider's National Provider Identifier (NPI) is 1427259712.
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
- (774) 442-2263
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
100 CENTURY DR
Worcester, MA 01606
Conditions Commonly Evaluated or Treated
Within Child and Adolescent 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
Addiction & Substance Use
Anxiety
Anxiety & Compulsions
- Child Not Talking at School
- Childhood Anxiety and Depression
- OCD in Children and Teens
- Panic Attacks in Kids
- Skin picking and hair pulling
- Social anxiety disorder
- Specific phobias
Attachment and trauma
Behavior
Behavioral Problems
- Oppositional defiant disorder
- Screen Addiction
- Sensory Overload Meltdowns
- Severe Temper Tantrums and Meltdowns
Crisis & Mood
- Bipolar Disorder in Teens
- Extreme Mood Swings and Emotional Dysregulation
- Hearing Voices and Paranoia in Teens
- Self-harm
- Suicidal thoughts
Developmental & Elimination
Developmental & Identity
Dissociation
Eating & Body Image
Eating disorders
Elimination disorders
Mood and personality
Neurological & Tics
Neuropsychiatric
School & Learning
Sleep
Sleep & Routine
Stress and physical symptoms
Substance use
Trauma & Stress
- Bullying Trauma and Distress
- Childhood Trauma and PTSD
- Divorce and Family Change Distress
- Grief and Loss in Children
Procedures & services
Most searched procedures
Addiction Care
Behavioral Interventions
- Bedwetting and Soiling Behavioral Therapy
- Behavioral Sleep Coaching for Children
- Habit reversal training
Behavioral support
Brain stimulation
Crisis Care
Eating & Specialty
Eating disorders
Evaluation and visits
- Adolescent Psychiatric Clearance
- Child Functional Behavior Assessment Consultation
- Comprehensive Child Diagnostic Interview
- PANS and PANDAS Psychiatric Assessment
- Virtual Child Psychiatry Visit
Medication management
Parent Support
School & Advocacy
Screening and testing
Skill Building
Specialty Treatments
Substance use
Talk Therapy
- Acceptance and Commitment Therapy (ACT) for Teens
- Childhood Trauma Therapy (TF-CBT)
- Cognitive Behavioral Therapy (CBT) for Kids
- Dialectical behavior therapy (DBT)
- Exposure and Response Prevention
- Family therapy
- Grief Counseling for Children
- Play therapy
- Teen Support Groups
Testing & Assessment
Therapy
- Animal-Assisted Therapy for Kids
- Art Therapy for Children
- Attachment-Based Child Therapy
- Interpersonal Psychotherapy for Teens (IPT-A)
- Mindfulness for kids and teens
- Music Therapy for Children
- Parent-child interaction therapy
- Teen DBT Skills Group
Trauma & Specialty
Procedures Most Often Billed to Medicare
202 services · 94 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy, 45 minutes | Treatment | 90834 |
27 | Less often than most peers in Child & Adolescent Psychiatry |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
134 | More often than most peers in Child & Adolescent Psychiatry |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
41 | As often as other peers in Child & Adolescent 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.
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 child & adolescent psychiatry specialists in Worcester 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Rangsun Sitthichai specialize in?
Rangsun Sitthichai is a child & adolescent psychiatry in Worcester, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Rangsun Sitthichai located?
Rangsun Sitthichai is listed at 100 Century Dr, Worcester, MA 01606. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Rangsun Sitthichai's phone number?
The number on file is (774) 442-2263. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Rangsun Sitthichai's NPI number?
Rangsun Sitthichai's National Provider Identifier is 1427259712. 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 Rangsun Sitthichai train?
Rangsun Sitthichai attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Rangsun Sitthichai been practicing?
Rangsun Sitthichai has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Rangsun Sitthichai do most often?
According to Medicare billing data, Rangsun Sitthichai provides treatments such as psychotherapy, 45 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rangsun Sitthichai confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rangsun Sitthichai. If this is you, claiming it is free.
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