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Medical Oncologists
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Medicare + 7 Networks
Telehealth
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About Dr. Andrea Wang Gillam
Background and practice information
Dr. Andrea Wang Gillam is a medical oncologist with over 25 years of clinical experience serving patients in the Saint Louis, MO area. She completed her medical training at University Of Arkansas College Of Medicine and has been in practice since 2001. She currently practices at Washington University.
Dr. Andrea Wang Gillam has received a strong quality rating of 79.3 out of 100 from Medicare's quality assessment program, reflecting a commitment to evidence-based care. Dr. Andrea Wang Gillam is in-network with 7 insurance providers, including Aetna, Cigna, Medicare, and 4 more. Patients are encouraged to verify coverage with her office before scheduling an appointment.
Additional specialties: Internal Medicine
At a Glance
Education
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Claim this profilePractice Locations
1 location
Washington University
Primary1 Barnes Jew Hosp Plz
Saint Louis, MO 63110
(314) 747-3000
Affiliations
Hospital and facility affiliations
Insurance Networks
Accepted insurance plans and networks
Dr. Andrea Wang Gillam accepts 40 plans from 7 insurers, including Cigna, UnitedHealthcare, Aetna.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Quality & Safety
CMS quality performance and patient safety measures
High Performing
CMS Quality Score · Out of 100
Dr. Wang Gillam received a quality score of 79.3 out of 100 from the Centers for Medicare & Medicaid Services (CMS), which evaluates medical oncologists on clinical quality, patient safety, and use of health information technology. A score above 75 is considered high-performing by CMS standards. This score reflects Dr. Wang Gillam's commitment to maintaining strong standards of care for patients in Saint Louis, MO.
Clinical Quality
71.5/100Measures the quality of care provided based on clinical outcomes and patient safety
Cost Efficiency
59.5/100Evaluates how efficiently healthcare resources are used while maintaining quality
Health IT Adoption
100.0/100Measures adoption of electronic health records and patient access to health information
Care Improvement
40.0/40Reflects participation in activities that improve clinical practice and patient engagement
Source: CMS Merit-based Incentive Payment System
Patient Reviews
Reviews and ratings from patients
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About Medical Oncology
Specialty overview and common conditions
An oncologist is a medical doctor who specializes in diagnosing and treating cancer. Medical oncologists focus on treating cancer with medications including chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate comprehensive cancer care, work closely with surgical and r...
Common conditions treated by medical oncology specialists:
- Breast Cancer
- Lung Cancer
- Colorectal Cancer
- Prostate Cancer
Frequently Asked Questions
Common questions about Andrea Wang Gillam
Does Dr. Wang Gillam accept Medicare?
Yes, Dr. Wang Gillam accepts Medicare assignment. Patients with Medicare coverage can see Dr. Wang Gillam and typically pay less out of pocket when using a provider who accepts Medicare assignment.
What insurance does Dr. Wang Gillam accept?
Dr. Wang Gillam is in-network with 7 insurance providers, including Aetna, Cigna, Medicare, Molina Healthcare, Oxford Health Plans (UHC), and 2 more. Insurance networks can change, so patients should verify their specific plan coverage directly with Dr. Wang Gillam's office before scheduling.
Does Dr. Wang Gillam offer telehealth or virtual appointments?
Dr. Wang Gillam does not currently list telehealth services. For virtual care options, contact the office directly or consider other medical oncology providers in Saint Louis who offer telehealth.
What conditions does Dr. Wang Gillam treat?
As a medical oncology specialist, Dr. Wang Gillam commonly treats conditions including breast cancer, lung cancer, colorectal cancer, prostate cancer, lymphoma (hodgkin and non-hodgkin), and other related health concerns. Contact the office to discuss your specific healthcare needs.
What is Dr. Wang Gillam's quality rating?
Dr. Wang Gillam has received a strong quality score of 79.3 out of 100 from the Centers for Medicare & Medicaid Services (CMS) through the Merit-based Incentive Payment System (MIPS). This score reflects performance across quality measures, promoting interoperability, improvement activities, and cost efficiency.
Where did Dr. Wang Gillam go to medical school?
Dr. Wang Gillam completed medical training at University Of Arkansas College Of Medicine and has been practicing since 2001, bringing over 25 years of clinical experience.
Where is Dr. Wang Gillam's office located?
Dr. Wang Gillam practices at 1 BARNES JEW HOSP PLZ, Saint Louis, MO 63110 at WASHINGTON UNIVERSITY. You can reach the office by calling (314) 747-3000.
How do I make an appointment with Dr. Wang Gillam?
To schedule an appointment with Dr. Wang Gillam, call the office at (314) 747-3000. New patients should have their insurance information and medical records ready when calling.
Data source: CMS National Provider Registry ·
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