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- 431 S Bridge Street, Visalia, CA 93277
About Dr. Chen
Wei-Tzuoh Chen, MD practices internal medicine in Visalia, CA. Wei-Tzuoh is also listed as specializing in nephrology. According to Medicare claims data, Wei-Tzuoh cared for 147 Medicare patients across 243 services. The services billed most often include dialysis services, 4 or more physician visits per month (20 years or older), dialysis services, 2-3 physician visits per month (20 years or older), and red blood count automated, with additional calculations. The provider's National Provider Identifier (NPI) is 1184732398.
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
- (559) 732-4662
- Email not available
Practice Locations
431 S BRIDGE STREET
Visalia, CA 93277
Conditions Commonly Evaluated or Treated
Within Internal 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.
Conditions
Cancer Prevention
Cancer risk
Environmental health
- Asbestos Exposure
- Contaminated drinking water exposure
- Heat exhaustion and heat stroke
- Radon gas exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Wildfire smoke and air pollution exposure
- Workplace Chemical Exposure
General wellness
Heart health
Infectious Disease
Infectious disease
Kidney health
Lifestyle & wellness
Lifestyle health
Longevity
Metabolic & Lifestyle
Occupational health
Occupational Health
Rashes & allergy
Sexual Health
Sexual health
Substance use
Travel health
Wellness and energy
Workplace health
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Procedures & services
Addiction & habits
Cancer screening
Cancer Screening
Checkups & exams
Chronic illness
Diagnostics & screening
Environmental health
Fitness & body composition
Heart & Circulation
Heart & circulation
Heart health
Hospital-based procedures
Imaging referral
Immunizations
Infection & Microbiology Tests
- STI and STD Screening
- H. Pylori Breath Test
Lifestyle & Prevention
Longevity
Lower endoscopy
Lungs & Breathing
Metabolic & Weight
Metabolic health
Occupational health
Occupational Health
Office Procedures
Preventive and evaluation
- Preoperative medical clearance
- Medication management
- Post-hospital transitional care
Preventive imaging
Preventive screening
Routine Blood Tests
Screening & labs
Screening and diagnostic testing
- Blood pressure screening
- Cancer screening and prevention planning
- Diabetes and prediabetes screening
- EKG
- Spirometry
Screenings & Diagnostics
Travel Health
Travel medicine
Wellness
Wellness & Screening
Workplace health
Skin growths
Sleep
Most searched procedures
Bones & Joints
Brain and nerves
Digestive
- Endoscopy
Exams & Consultations
Lab tests
Minor procedures
Office procedures
Pain management
Preventive & Routine Care
Sexual health
Procedures Most Often Billed to Medicare
243 services · 147 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
11 | Less often than most peers in Internal Medicine |
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
111 | As often as other peers in Internal Medicine |
| Dialysis services, 2-3 physician visits per month (20 years or older) | Treatment | 90961 |
44 | As often as other peers in Internal Medicine |
| Red blood count automated, with additional calculations | Lab test | 85046 |
11 | Too few peers to compare |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
11 | Less often than most peers in Internal Medicine |
| Phosphate level | Lab test | 84100 |
11 | Less often than most peers in Internal Medicine |
| Parathormone (parathyroid hormone) level | Lab test | 83970 |
11 | Less often than most peers in Internal Medicine |
| Magnesium level | Lab test | 83735 |
11 | Less often than most peers in Internal Medicine |
| Vitamin d-3 level | Lab test | 82306 |
11 | Less often than most peers in Internal Medicine |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
11 | Less often than most peers in Internal Medicine |
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 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other internists in Visalia 8
Same specialty, same city.
More connections — 8 related providers in 1 group
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Chen specialize in?
Dr. Chen is an internist in Visalia, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Dr. Chen located?
Dr. Chen is listed at 431 S Bridge Street, Visalia, CA 93277. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chen's phone number?
The number on file is (559) 732-4662. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Chen's NPI number?
Dr. Chen's National Provider Identifier is 1184732398. 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 Dr. Chen been practicing?
Dr. Chen 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 Dr. Chen do most often?
According to Medicare billing data, Dr. Chen performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as dialysis services, 4 or more physician visits per month and dialysis services, 2-3 physician visits per month, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.