Physician Profile
Chien L. Tsai, M.D. is a healthcare provider in Waco, TX specializing in psychiatry. According to Medicare claims data, Chien cared for 59 Medicare patients across 269 services. The services billed most often include injection of drug or substance under skin or into muscle and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4800 MEMORIAL DR
Waco, TX 76711
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.
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
Most searched procedures
Assessment
Addiction care
Addiction Medicine
Assessments
Brain stimulation
Consultations
Diagnostics
Inpatient care
Interventional psychiatry
Psychotherapy
Sleep Medicine
Specialized care
Therapy
Therapy and care
269 services · 59 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
147 | More often than most peers in Psychiatry |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
122 | 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.
Chien L. Tsai is a psychiatrist in Waco, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Chien L. Tsai is listed at 4800 Memorial Dr, Waco, TX 76711. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (254) 297-3241. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Chien L. Tsai's National Provider Identifier is 1700898640. 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
Chien L. Tsai attended Other, graduating in 1967. This comes from the CMS National Downloadable File.
CMS public data
Chien L. Tsai has 59 years experience. Calculated from a graduation year of 1967, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Chien L. Tsai provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Chien L. Tsai. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.