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Edit this profileWhere to find James S. Yoon, M.D.
- Brea location main office
955 W Imperial Hwy Ste 200, Brea, CA 92821 - Fullerton location
2251 N Harbor Blvd, Fullerton, CA 92835 - Buena Park location
6261 Stanton Ave, Buena Park, CA 90621 - Yorba Linda location
4300 Rose Dr, Yorba Linda, CA 92886 - Orange location
2501 E Chapman Ave Ste 101, Orange, CA 92869
About Dr. Yoon
James S. Yoon, M.D. is a healthcare provider in Brea, CA specializing in family practice. James trained at New York Medical College, graduating in 1997. James is also listed as specializing in family medicine. Medicare claims data shows James provided 743 services to 554 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, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1083041503.
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
- (714) 449-6900
- Email not available
Practice Locations
955 W IMPERIAL HWY STE 200
Brea, CA 92821
2251 N Harbor Blvd
Fullerton, CA 92835
6261 Stanton Ave
Buena Park, CA 90621
4300 Rose Dr
Yorba Linda, CA 92886
2501 E Chapman Ave Ste 101
Orange, CA 92869
2212 E 4th St Ste 103
Santa Ana, CA 92705
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
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
Common childhood and ear conditions
- Ear infection
- Pink eye
Pain & Joints
- Arthritis
- Back pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
Senior Care
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
743 services · 554 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
13 | Less often than most peers in Family Practice |
| Influenza vaccine, inactivated | Treatment | 90653 |
31 | As often as other peers in Family Practice |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
213 | As often as other peers in Family Practice |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
178 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
149 | More often than most peers in Family Practice |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
108 | More often than most peers in Family Practice |
| Administration of influenza virus vaccine | Billing code | G0008 |
38 | As often as other peers in Family Practice |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
13 | Less often than most peers in Family Practice |
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 practices at this location 8
Same specialty, same street address — most likely the same department or group.
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 family practices in Brea 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at New York Medical College 8
Other providers in the same specialty who trained at the same institution.
Class of 1997 at New York Medical College 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does James S. Yoon specialize in?
James S. Yoon is a family practice in Brea, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is James S. Yoon located?
James S. Yoon is listed at 955 W Imperial Hwy Ste 200, Brea, CA 92821. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is James S. Yoon's phone number?
The number on file is (714) 449-6900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for James S. Yoon?
James S. Yoon's National Provider Identifier is 1083041503. 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 James S. Yoon train?
James S. Yoon attended New York Medical College, graduating in 1997. This comes from the CMS National Downloadable File.
CMS public data
How much experience does James S. Yoon have?
James S. Yoon has 29 years experience. Calculated from a graduation year of 1997, reported in the CMS National Downloadable File.
CMS public data
What does James S. Yoon do most often?
According to Medicare billing data, James S. Yoon performs imaging including x-ray of chest, 2 views; provides treatments such as influenza vaccine, inactivated, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is James S. Yoon's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by James S. Yoon. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.