Physician Profile
Based in Westminster, CA, Dieumy Thai, M.D. is listed in the NPI registry under pm&r — pain medicine. Dieumy graduated from University of California, Davis School of Medicine in 1987. Dieumy is also listed as specializing in physical medicine & rehabilitation. Medicare claims data shows Dieumy provided 3,503 services to 386 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
16401 MAGNOLIA ST
Westminster, CA 92683
Within Pain Medicine 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
Abdominal & visceral pain
Cancer
Chest
Chronic pain
Feet
Foot & ankle pain
Head & Face
Headaches
Joint & soft tissue pain
Joint pain
Joints
Muscle pain
Muscles
Nerve pain
Nerves
Pelvic & nerve pain
Pelvis
Shoulder & arm pain
Spine
Spine pain
Most searched procedures
Device management
Diagnostics
Implants
Infusions
Injections
Integrative medicine
Medication
Minimally invasive procedures
Neuromodulation
Regenerative
Regenerative medicine
Spine
Therapy
Therapy & counseling
3,503 services · 386 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
3,178 | More than most peers in PM&R — Pain Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
171 | As often as other peers in PM&R — Pain Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
154 | More often than most peers in PM&R — Pain Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dieumy Thai is a pm&r in Westminster, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “PM&R — Pain Medicine”.
NPI registry
Dieumy Thai is listed at 16401 Magnolia St, Westminster, CA 92683. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (714) 596-4288. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dieumy Thai's National Provider Identifier is 1639270275. 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
Dieumy Thai attended University of California, Davis School of Medicine, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
Dieumy Thai has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dieumy Thai the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. 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 Dieumy Thai. 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.