4.9
9 Ratings with 2 written Reviews
Summary
Dr. Leon Hwang treats nausea and vomiting from cancer treatment, cervical cancer, and breast cancer, and performs intravenous chemotherapy and intravenous therapy. He practices oncology and has 35 years of experience. He is affiliated with Holy Cross Hospital and sees patients in Gaithersburg, Maryland; Washington, DC; McLean, Virginia; and Silver Spring, Maryland.
He completed his residency at Johns Hopkins Health System and received his medical degree from the University of Texas Southwestern Medical School. Dr. Hwang speaks English and Spanish. Patients on Vitals rate Dr. Hwang 4.89 out of 5.
He completed his residency at Johns Hopkins Health System and received his medical degree from the University of Texas Southwestern Medical School. Dr. Hwang speaks English and Spanish. Patients on Vitals rate Dr. Hwang 4.89 out of 5.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 35 years of experience
- speaks English, Spanish
- Johns Hopkins Health System
- 2 written reviews
- 1 specialty
- 8 areas of expertise
- 1 hospital affiliation
- 4 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Leon Christopher Hwang has 4 locationsKaiser Permanente Gaithersburg Medical Center
655 Watkins Mill RdGaithersburg, MD 20879 Tel: (240) 632-4000
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Kaiser Permanente Capitol Hill Medical Center
700 2nd St NEWashington, DC 20002 Tel: (202) 346-3000
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Tysons Corner Medical Center
8008 Westpark DrMcLean, VA 22102 Tel: (703) 287-6400
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Leon Christopher Hwang, MD | Dr. Alida Espinoza, MD | Dr. Kashif Firozvi, MD | Dr. Tejaswi Sastry, MD |
| Oncology | Oncology | Oncology | Oncology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 35 Years of Experience | 45 Years of Experience | ||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English, Korean, Spanish | Speaks English, Korean, Spanish | Speaks Chinese, Spanish |
| Gaithersburg , MD | Silver Spring , MD | Silver Spring , MD | Columbia , MD |
| Med School: University Of Texas Southwestern Medical School | Med School: Universidad Central De Venezuela Escuela De Medicina Luis Razetti | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Leon Christopher Hwang
Medical Specialties
Dr. Leon Christopher Hwang has the following specialty
Specialty Expertise
Dr. Leon Christopher Hwang has the following 8 areas of expertise
Certifications, License, & Education
35 Years Experience
Dr. Leon Christopher Hwang holds expired and active medical licenses in the states of Virginia, Maryland, and District Of Columbia.
Medical License
Medical Doctor with an expired medical license in the state of Virginia that expired in 2026, an expired medical license in the state of Maryland that expired in 2026, and an active medical license in the state of District Of Columbia that expires in 2027.
Education & Training
Residency
Completed their residency at Johns Hopkins Health System.
Medical School
Graduated from University Of Texas Southwestern Medical School in 1991.
NPI Number
Dr. Hwang's NPI number is 1972659266.
Similar doctors
Frequently Asked Questions
- What languages does Dr. Leon Hwang speak?
- Dr. Leon Hwang speaks English and Spanish.
- How can I make an appointment with Dr. Leon Hwang?
- You can find contact information for Dr. Leon Hwang here on Vitals.
- Does Dr. Leon Hwang accept virtual/telehealth appointments?
- Dr. Leon Hwang has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Leon Hwang's office located?
- Dr. Leon Hwang's office is located at 655 Watkins Mill Rd, Gaithersburg, MD, 20879.
- Which hospitals is Dr. Leon Hwang affiliated with?
- Dr. Leon Hwang is affiliated with Holy Cross Hospital.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.
