Jiyon Jane Choi, MD
With over 23 years in internal medicine, Jiyon Jane Choi, MD is a long-established hematology & oncology specialist in Antioch. She has been in practice for 23+ years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data).
Older · 4767dNPPES updated 2013-04-18 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
4721 Dallas Ranch Rd, Antioch, CA 94531-8811
How Does This Doctor Compare?
Opioid Rx
↓ Lower = better5.05%
California avg: 5.2 · US avg: 5.1
≈ Same as national average
5.05% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better76.1%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-6.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
521
Unique beneficiaries
High volumePrescription Recipients
202
Patients prescribed
Prescriptions Written
1,050
Total claims
Total Medicare drug cost: $2.80M
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Cancer.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+1%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+27%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-7%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+6%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+9%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-7%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$3.6k received from industry
159 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Jiyon Jane Choi's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
23 years in practice
Experienced
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Taxonomy: 207RH0003X
Primary hospital affiliation: Acute Care - Department of Defense
CMS Certification Number: 19050F
View hospital on Medicare Care CompareVirtual Hematology & Oncology Care With Jiyon Jane Choi
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jiyon Jane Choi for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Antioch required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Jiyon Jane Choi
Dr. Choi is listed as active in the NPI registry with telehealth listed in Antioch, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 778-0679.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Jiyon Jane Choi
Practice Location
4721 Dallas Ranch Rd, Antioch, CA 94531-8811
Mailing Address
4721 Dallas Ranch Rd, Antioch, CA 94531-8811
This is a provider directory. Contact the office directly to schedule appointments.
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