Charles Y Chang, MD
Charles Y Chang is an Urology specialist based in Concord, CA with over 18 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Charles Y Chang, MD specializes in urology, serving patients in Concord, CA in group practice. With 18+ years of experience, he has been practicing in the Concord area. CMS Medicare data shows his patients commonly have hypertension, diabetes, and high cholesterol.
Older · 527dNPPES updated 2024-12-12 · verify NPI on CMS · Verify license at Medical Board of California
How Does This Doctor Compare?
Medicare Patients
47
Unique beneficiaries
Boutique practicePrescription Recipients
285
Patients prescribed
Prescriptions Written
957
Total claims
Total Medicare drug cost: $162k
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, Diabetes, and High Cholesterol.
High blood pressure — a leading risk factor for heart disease and stroke
A condition where the body cannot properly regulate blood sugar levels
Elevated cholesterol or triglycerides that increase heart disease risk
Gradual loss of kidney function over time, often linked to diabetes or hypertension
Conditions affecting emotional state, including depression and bipolar disorder
Joint inflammation causing pain, swelling, and stiffness
A mood disorder causing persistent sadness and loss of interest in activities
The heart cannot pump blood efficiently enough to meet the body's needs
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$122 received from industry
5 transactions reported in 2018 ·Low 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 2018, attributed to Charles Y Chang's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Dec 11, 2024
Self-reported via NPPES
18 years in practice
Experienced
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
Taxonomy: 208800000X
Mailing address
1450 Treat Blvd Ste 300, Walnut Creek, CA 94597-2168
Differs from practice location
Primary hospital affiliation: Acute Care - Department of Defense
CMS Certification Number: 19050F
View hospital on Medicare Care CompareVirtual Urology Care With Charles Y Chang
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Charles Y Chang for blood pressure monitoring, diabetes check-ins, cholesterol management — no travel to Concord 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 Charles Y Chang
NPI records show Dr. Chang as active with telehealth listed in Concord, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 609-7220.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2018 · CMS Physician Comparator. See Data Methodology.
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Contact Charles Y Chang
Practice Location
2222 East St Ste 250, Concord, CA 94520-2096
Mailing Address
1450 Treat Blvd Ste 300, Walnut Creek, CA 94597-2168
This is a provider directory. Contact the office directly to schedule appointments.
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