Richard S. Chang, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
With over 31 years in thoracic surgery (cardiothoracic vascular surgery), Richard S. Chang, M.D. is a long-established thoracic surgery (cardiothoracic vascular surgery) specialist in Allentown. He graduated from Hahnemann University College of Medicine in 1995 and has 31+ years of clinical experience. Among his Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data).
Older · 2962dNPPES updated 2018-03-27 · verify on CMS
Contact & Location
Practice Location
1250 S Cedar Crest Blvd Ste 310, Allentown, PA 18103-6381
How Does This Doctor Compare?
Opioid Rx
↓ Lower = better23.4%
Pennsylvania avg: 4.3 · US avg: 5.1
⚠ Lower than most doctors nationally(+18.3 pts)
23.4% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Medicare Patients
225
Unique beneficiaries
Standard volumePrescription Recipients
34
Patients prescribed
Prescriptions Written
47
Total claims
Total Medicare drug cost: $2k
Percentile rankings compared against 3,764 reporting peers in Pennsylvania.
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 (+5%) — 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 (+35%) — a focus area for this doctor
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+34%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+11%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+6%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$4.1k received from industry
20 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 Richard S. Chang's NPI.
Social Vulnerability Index: 0.46 / 1.00
Below-average vulnerabilityHe practices in a community where the CDC measures social vulnerability across socioeconomic status, household composition, racial/ethnic minority status, and housing/transportation factors. A higher index indicates more residents may face barriers accessing care.
Source: CDC/ATSDR Social Vulnerability Index.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1995
Hahnemann University College of Medicine
31 years in practice
Senior practitioner
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
Taxonomy: 208G00000X
Education & Training
Hahnemann University College of Medicine (Class of 1995)
Mailing address
Po Box 783311, Philadelphia, PA 19178-3311
Differs from practice location
Virtual Thoracic Surgery (Cardiothoracic Vascular Surgery) Care With Richard S. Chang
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Richard S. Chang for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Allentown 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 Richard S. Chang
Dr. Chang is listed as active in the NPI registry with telehealth listed in Allentown, PA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (610) 402-6890.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator · HRSA HPSA · CDC SVI. See Data Methodology.
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Contact Richard S. Chang
Practice Location
1250 S Cedar Crest Blvd Ste 310, Allentown, PA 18103-6381
Mailing Address
Po Box 783311, Philadelphia, PA 19178-3311
This is a provider directory. Contact the office directly to schedule appointments.
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