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Edit this profileAt a glance
- 2020 S Brea Canyon Rd Ste A1, Diamond Bar, CA 91765
About Dr. Wu
Pei-Chi Wu, D.O. is a healthcare provider in Diamond Bar, CA specializing in family medicine. Pei-Chi trained at Western University of Health Sciences College of Dental Med, graduating in 2008. Medicare claims data shows Pei-Chi provided 83 services to 56 patients. 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 annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. This provider record is associated with NPI 1669706453.
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
- (909) 861-6853
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2020 S BREA CANYON RD STE A1
Diamond Bar, CA 91765
Conditions Commonly Evaluated or Treated
Within Family 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
Bariatrics
Cancer Prevention
Cancer risk
Digestive
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
Wounds & skin
Most searched conditions
Cardiometabolic
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Addiction & habits
Bladder & bowel
Breathing
Cancer Screening
Cancer screening
Checkups & exams
Chronic illness
Diagnostic testing
Diagnostic Tests
- COVID-19 Rapid Test
- COVID-19 testing
- Rapid Flu Swab
- Rapid Strep and Flu Swabs
- Urine Pregnancy Test
- Urine Drug Screen
Diagnostics & screening
Environmental health
Exams
Exams & Screenings
Fitness & body composition
Foot and Leg Pain
Heart & Circulation
Heart & circulation
Immunizations
Infection & Microbiology Tests
- Colon cancer screening consult
- STI and STD Screening
- H. Pylori Breath Test
Lifestyle & Prevention
Longevity
Lower endoscopy
Metabolic health
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational health
Occupational Health
Office procedures
- Minor laceration repair
- Removal of a minor skin lesion
- Superficial foreign-body removal
- Earwax removal
- Incision and drainage of an abscess
Post-Op Care
Preventive and evaluation
Preventive Care
Preventive imaging
Preventive interventions
- Vaccinations and immunizations
- Weight-management counseling
- Birth control counseling
- Smoking cessation counseling
Preventive screening
Routine Blood Tests
Screening & labs
Screening and diagnostic testing
Screening and testing
- Blood pressure screening
- Diabetes and prediabetes screening
- Point-of-care laboratory testing
- Cholesterol screening
- Depression screening
- EKG
Skin Procedures
Sleep Health
Travel Health
Travel medicine
Urgent Care Procedures
Wellness
Wellness & Screening
Wellness & Weight
Women's Health
Workplace health
Wound care
Wounds & skin
Sleep
Most searched procedures
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Pain Management
- Joint injections
Respiratory
Senior Care
Sexual & Reproductive Health
Procedures Most Often Billed to Medicare
83 services · 56 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
42 | Less often than most peers in Family Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
26 | Less often than most peers in Family Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
15 | Less often than most peers in Family 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.
Other family doctors at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family doctors in Diamond Bar 7
Same specialty, same city.
More connections — 14 related providers in 2 groups
Trained at Western University of Health Sciences College of Dental Med 8
Other providers in the same specialty who trained at the same institution.
Class of 2008 at Western University of Health Sciences College of Dental Med 6
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Pei-Chi Wu?
Pei-Chi Wu is a family doctor in Diamond Bar, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
What is Pei-Chi Wu's address?
Pei-Chi Wu is listed at 2020 S Brea Canyon Rd Ste A1, Diamond Bar, CA 91765. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Pei-Chi Wu?
The number on file is (909) 861-6853. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Pei-Chi Wu?
Pei-Chi Wu's National Provider Identifier is 1669706453. 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 Pei-Chi Wu train?
Pei-Chi Wu attended Western University of Health Sciences College of Dental Med, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Pei-Chi Wu have?
Pei-Chi Wu has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What procedures does Pei-Chi Wu perform?
According to Medicare billing data, Pei-Chi Wu 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
Is Pei-Chi Wu's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Pei-Chi Wu. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.