Leon L. Lai, MD | Washington, DC | Infectious Disease Specialist

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Leon Liang-Yu Lai, MD, is an Infectious Disease doctor in Washington, DC. He sees patients at 110 Irving Street Northwest. HIs areas of expertise include HIV, Immunocompromised Hosts, General Infectious Diseases, LGBTQ Health, Gender and Racial Health Disparities, and Medical Education. With his expertise in infectious diseases, Dr. Lai is committed to providing quality care to the local community.

accepting new patients
5

10 Ratings
29 years of experience
15 insurance plans accepted
speaks English
Beth Israel Deaconess Medical Center Program
8 written reviews
1 award
1 specialty
8 areas of expertise
1 board certification
1 hospital affiliation
1 office location
Male

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

Based on patient feedback. Read the reviews

Leon Liang-Yu Lai's Ratings and Reviews

5

10 Ratings with 8 written Reviews

Average Wait Time 18 Minutes

How was your appointment with
Leon Lai?

Patients’ Perspective

Gave an accurate diagnosis: (3) Did WellNeeds Improvement (0)
Had a good bedside manner: (3) Did WellNeeds Improvement (0)
Spent time with me: (3) Did WellNeeds Improvement (0)
Provided follow-up after the visit: (3) Did WellNeeds Improvement (0)
Flexible scheduling: (3) Did WellNeeds Improvement (0)
Saw me in a timely manner: No Ratings
Staff was courteous: No Ratings

10 ratings & reviews

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Showing 1 to 8 of 8 reviews

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Good experience.

Did Well

Needs Improvement

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling
Saw me in a timely manner
Staff was courteous

March 12th, 2026 | Source: Partner

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Dr Lai is and always has been a great provider

Did Well

Needs Improvement

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling
Saw me in a timely manner
Staff was courteous

March 5th, 2026 | Source: Partner

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Very caring and always listening to me an take good care of me.

Did Well

Needs Improvement

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling
Saw me in a timely manner
Staff was courteous

December 5th, 2025 | Source: Partner

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My provider Dr Leon Lai,;,was and always been very professional and knowledgeable of my health,,,and always advising me about how to quit smoking,,very good Doctor

Did Well

Needs Improvement

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling
Saw me in a timely manner
Staff was courteous

May 28th, 2023 | Source: Partner

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Very attentive.

Did Well

Needs Improvement

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling
Saw me in a timely manner
Staff was courteous

March 24th, 2022 | Source: Partner

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Simply Excellent!

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

January 11th, 2015

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Always very polite and professional! Great work ethic! Very responsive to what I have to say and exemplary follow up calls! He also is always willing to help with billing assistance and appointments with other doctors!

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

July 18th, 2013

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A very good doctor. He helped me through a very tough time.

Did Well

Gave an accurate diagnosis
Had a good bedside manner
Spent time with me
Provided follow-up after the visit
Flexible scheduling

Needs Improvement

November 9th, 2010

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110 Irving Street Northwest Room 1A-50B

110 Irving Street Northwest Room 1A-50BWashington, DC 20010

Tel: (202) 877-0333


Leon Liang-Yu Lai, MD	Alfred F Sorbello	Robert Fredric Breiman	Janice Kay Pohlman
Infectious Disease	Infectious Disease	Infectious Disease	Infectious Disease
Accepts New Patients
5 (10 Ratings)	0 (0 Ratings)	0 (0 Ratings)	0 (0 Ratings)
29 Years of Experience	44 Years of Experience	47 Years of Experience	37 Years of Experience
No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option	No Virtual Visit Option
Speaks English
Washington , DC	Ellicott City , MD	Washington , DC	SILVER SPRING , MD
Med School: Pennsylvania State Univ College of Medicine	Med School: Rowan University School Of Osteopathic Medicine	Med School: University Of Arizona College Of Medicine	Med School: Ohio State University College Of Medicine & Public Health
Current Profile	View Profile	View Profile	View Profile

Search for your insurance and plan

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Priority Partners
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UnitedHealthcare - Medicaid (Managed)

Infectious Disease

AIDS/HIV (Acquired Immunodeficiency Syndrome)
Fever
Hepatitis C
HIV Infections
Human Immunodeficiency Virus (HIV/AIDS)
Immunization
Infection
Vaccination

Leon Liang-Yu Lai is board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Education & Training

Residency

Completed their residency at Beth Israel Deaconess Medical Center Program and New England Med Ctr Hosps, Infectious Diseases; Beth Israel Deaconess Med Ctr, Internal Medicine.

Medical School

Graduated from Pennsylvania State Univ College of Medicine in 1997.

NPI Number

Leon Liang-Yu Lai's NPI number is 1902856008.

Elizabeth Seale Higgs
Infectious Disease
39 Years Exp | Rockville, MD
(0)
Barney Scott Graham
Infectious Disease
47 Years Exp | Rockville, MD
(0)
Floyd Plotnick Eisenberg
Infectious Disease
49 Years Exp | WASHINGTON, DC
(0)
Daniel Richard Lucey
Infectious Disease
44 Years Exp | Washington, DC
(0)
Stephen Joseph Savarino
Pediatrics
42 Years Exp | Silver Spring, MD
(0)
Bradley Glenn Leissa
Pediatrics
41 Years Exp | SILVER SPRING, MD
(0)
Andreas Charis Pikis
Pediatrics
43 Years Exp | Washington, DC
(0)
Edmund Clement Tramont
Infectious Disease
60 Years Exp | Rockville, MD
(0)
Thomas Adrian Cardella
Infectious Disease
62 Years Exp | Washington, DC
(0)
Lewellys Franklin Barker
Public Health & General Preventive Medicine
67 Years Exp | Chevy Chase, MD
(0)

How can I make an appointment with Leon Lai?: You can find contact information for Leon Lai here on Vitals.
Is Leon Lai accepting new patients?: Leon Lai is accepting new patients on Vitals. View Leon Lai's profile on Vitals to make an appointment.
Does Leon Lai accept my insurance?: You can see the insurance plans that Leon Lai accepts on their Vitals profile.
What languages does Leon Lai speak?: Leon Lai speaks English.
Does Leon Lai accept virtual/telehealth appointments?: Leon Lai has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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