Summary

Dr. Leon Hwang is an oncologist who earned his medical degree from the University of Texas Southwestern Medical School and completed his residency at Johns Hopkins Health System. With 35 years of experience treating cancer patients, he brings extensive expertise to his specialty practice. Dr. Hwang is fluent in both Spanish and English, allowing him to serve diverse patient populations.

Dr. Hwang practices at Holy Cross Hospital and sees patients at multiple locations throughout the Washington, DC metropolitan area, including Gaithersburg, Washington, and McLean. His clinical focus includes treating breast cancer, including advanced and recurring cases. He also specializes in managing treatment-related side effects like nausea and vomiting that patients may experience during cancer therapy. Dr. Hwang performs infusion therapy and intravenous chemotherapy as part of comprehensive cancer care. Patients rate him 4.9 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.9
  • 35 years of experience
  • speaks Spanish, English
  • Johns Hopkins Health System
  • 2 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Leon Christopher Hwang has 4 locations

Kaiser Permanente Gaithersburg Medical Center

655 Watkins Mill RdGaithersburg, MD 20879
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
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
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

Holy Cross Hospital

1500 Forest Glen RdSilver Spring, MD 20910

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Dr. Leon Christopher Hwang, MDDr. Mohit Narang, MDDr. Andrew Mener, MDDr. Tejaswi Sastry, MD
OncologyOncologyOncologyOncology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
4.8 
35 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks Spanish, Chinese, English Speaks Chinese, Spanish Speaks Chinese, Spanish
Gaithersburg , MDColumbia , MDColumbia , MDColumbia , MD
Med School: University Of Texas Southwestern Medical School
Current Profile
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Insurance Plans Accepted by Dr. Leon Christopher Hwang

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Leon Christopher Hwang has the following specialty

Specialty Expertise

Dr. Leon Christopher Hwang has the following 8 areas of expertise

  • Blood Cancer
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Leukemia
  • Lymphoma
  • Myelofibrosis
  • Myeloma

Certifications, License, & Education

35 Years Experience

Dr. Leon Christopher Hwang holds active and expired medical licenses in the states of District Of Columbia, Maryland, and Virginia.

Medical License

Medical Doctor with an active medical license in the state of District Of Columbia that expires in 2027, an active medical license in the state of Maryland that expires in 2026, and an expired medical license in the state of Virginia that expired in 2026.

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.

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Frequently Asked Questions

What languages does Dr. Leon Hwang speak?
Dr. Leon Hwang speaks Spanish and English.
Where is Dr. Leon Hwang's office located?
Dr. Leon Hwang's office is located at 655 Watkins Mill Rd, Gaithersburg, MD, 20879.
Does Dr. Leon Hwang accept my insurance?
You can see the insurance plans that Dr. Leon Hwang accepts on their Vitals profile.
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.

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