Megan Marie Lockwood, MD| Rheumatology | MedStar Health
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Megan Marie Lockwood

Megan Marie Lockwood, MD
Provider is directly employed by MedStar Health

4.9 out of 5 (743 reviews)

Specialties: Rheumatology

Languages: English

877-625-1471

About me

Dr. Megan Lockwood is a rheumatologist and Assistant Professor of Medicine at Georgetown University.

Dr. Lockwood sees patients in the rheumatology practice at MedStar Georgetown University Hospital (MGUH) where she is the director of the Lupus Program. Under Dr. Lockwood’s leadership, the Lupus Program at MGUH was recently designated an official site in the Lupus Clinical Investigator Network (LuCIN), a network of premier medical research institutions with lupus expertise. Dr. Lockwood is actively involved in clinical research trials to investigate therapies for systemic lupus erythematosus and systemic sclerosis.

Dr. Lockwood cares for patients with all types of rheumatic disease, with expertise in the diagnosis and treatment of disorders such as systemic lupus erythematosus, vasculitis, and rheumatoid arthritis. Dr. Lockwood's clinical and research interests are in systemic lupus erythematosus, pregnancy in rheumatic disease, antiphospholipid syndrome, and osteoporosis.

Nationally, Dr. Lockwood is actively involved with the American College of Rheumatology (ACR). She currently serves on the national taskforce developing updated guidelines for the treatment of Lupus Nephritis. She was previously a member of the ACR’s Fellows-in-Training Subcommittee, part of the Committee on Training and Workforce. She previously served as Associate Editor of Rheumatology for theMednet.org.

Nationally, Dr. Lockwood is actively involved with the American College of Rheumatology (ACR). She recently served on the ACR national taskforce that developed updated guidelines for the treatment of Lupus Nephritis and Systemic Lupus Erythematosus.

Dr. Lockwood is from Portland, Oregon and attended Portland State University, where she earned a bachelor’s degree with Honors in Biology with minors in Chemistry and Physics and served as a volunteer with AmeriCorps. She then served in the United States Peace Corps as a science teacher in rural Ghana for over two years. She earned her medical degree at Case Western Reserve University, where she was inducted into the Alpha Omega Alpha Honor Medical Society.

Dr. Lockwood completed residency in internal medicine at University of California, San Francisco. Dr. Lockwood completed her rheumatology fellowship training at Massachusetts General Hospital, the largest teaching hospital of Harvard Medical School, where she continues in her role as online teaching faculty for the Training-to-Teachers program.

Clinical areas of focus

  • Antiphospholipid Syndrome
  • Cutaneous Lupus Erythematosus
  • Osteoporosis
  • Pregnancy In Rheumatic Disease
  • Reproductive Health
  • Systemic Lupus Erythematosus
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Conditions and procedures

Conditions I treat

  • ANCA-Associated Vasculitis
  • Ankylosing Spondylitis
  • Antiphospholipid Syndrome
  • Antisynthetase Syndrome
  • Axial Spondyloarthritis
  • Behcet's Disease
  • Calcium Pyrophosphate Deposition Disease
  • Cryoglobulinemic Vasculitis
  • Cutaneous Lupus Erythematosus
  • Dermatomyositis
  • Discoid Lupus
  • Eosinophilic Granulomatosis With Polyangiitis
  • Giant Cell Arteritis Of The Blood Vessels
  • Gout
  • Iga Vasculitis
  • Igg4-Related Disease
  • Immune-Mediated Necrotizing Myopathy
  • Inflammatory Arthritis
  • Inflammatory Myositis
  • Interstitial Lung Disease
  • Leukocytoclastic Vasculitis
  • Lupus Nephritis
  • Microscopic Polyangiitis
  • Mixed Connective Tissue Disease
  • Osteopenia
  • Osteoporosis
  • Polyarteritis Nodosa
  • Polymyalgia Rheumatica
  • Pregnancy In Rheumatic Disease
  • Psoriatic Arthritis
  • Raynaud's Disease
  • Relapsing Polychondritis
  • Reproductive Health
  • Rheumatoid Arthritis
  • Scleroderma
  • Sjogren's Syndrome
  • Spondyloarthropathy
  • Systemic Lupus Erythematosus
  • Takayasu Arteritis
  • Vasculitis
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Procedures I perform

  • Arthrocentesis
  • Infusion Therapy
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Practice locations

Distance from Change LocationEnter your Location

3800 Reservoir Rd NW
Pasquerilla Healthcare Center 6th Fl
Washington, DC, 20007

202-444-6200

Fax 877-625-1471

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miles away

Fax 877-625-1471

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • CareFirst Group Medicare Advantage
    • Aetna HMO
    • Aetna Traditional Choice (PPO)
    • Anthem BCBS Medi Blue Plus
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • IH-Open HMO
    • Police and Fire Clinic
    • Medicare FFS
    • CareFirst (NCA) Indemnity
    • Options PPO Cardiac Global
    • Aetna Managed Choice (POS)
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • First Health PPO
    • Mamsi Life & Health (Indem./PPO)
    • CIGNA POS/Network POS
    • Private Health Care Systems (PPO)
    • M.D. IPA Preferred (POS)
    • POS OA
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • Aetna Medicare Advantage PFFS Plan
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • United HealthCare Community Plan - Maryland Health Choice Program
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • Kaiser Permanente Select Cardiac Global
    • Aetna Signature Administrator PPO/TPA
    • UnitedHealthcare Individual Exchange Plans
    • Aetna VA Exchange
    • Sentara Health
    • DC/MD SHOP QHP Small Business Plans
    • Aetna Classic 5000PD
    • CareFirst Blue Choice Opt Out Open Access
    • CareFirst MedStar Select PPO
    • M.D. IPA (HMO)
    • IH-HMO
    • IH-Open POS Plus
    • CareFirst EPO
    • Kaiser Permanente Flexible Choice 3-tier POS
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • Magellan Complete Care of VA - VA Medicaid MCO
    • Choice POS
    • Amerigroup DC Healthy Families
    • Tricare Reserve Select
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • HighMark
    • Anthem BCBS Medi Blue SNP
    • CareFirst Community Health Plan of MD
    • First Health PPO
    • Erickson Advantage Plans
    • OCI Direct (HMO)
    • United Healthcare Community Plan - VA Medicaid MCO
    • Choice POS II Open Access
    • Jai Medical Systems - Maryland Health Choice
    • TRICARE East Select
    • TRICARE for Life East
    • IH-Open EPO Plus
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • Optimum Choice
    • Aetna Advantage 5750
    • Aetna Better Health of VA
    • BlueChoice Open Access
    • CareFirst Blue Card Program
    • Kaiser Permanente Medicare Plus
    • Medicare Direct
    • Kaiser Permanente Medicare Advantage Signature and Select
    • IH-EPO Plus
    • Beech Street PPO
    • Choice Care Network/HUMANA (PPO)
    • Great-West Healthcare POS/CIGNA
    • Blue Choice Advantage
    • Aetna Advantage 6350PD
    • Aetna Student Health Insurance
    • Cigna Preferred Medicare (HMO)
    • Coventry Health Care National Network PPO
    • Anthem Federal Employee Program Standard
    • Anthem BCBS of VA HealthKeepers (HMO)
    • Aetna Classic 5000
    • Medicare Advantage - Advantra Value (PPO)
    • Johns Hopkins Advantage MD HMO
    • Johns Hopkins Advantage MD PPO
    • Select HMO/HealthFund/Health Network
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Coventry Health Care of Virginia
    • MedStar Family Choice - Maryland Health Choice
    • Core Essential (HMO)
    • Humana Medicare Advantage - PPO
    • United Healthcare Choice Cardiac Global
    • UHC Passport
    • CIGNA SureFit (HMO)
    • Kaiser Permanente Signature
    • Network OA
    • MultiPlan, Inc
    • Aetna Premier 200PD
    • AmeriHealth Caritas DC Healthcare Alliance
    • Kaiser Permanente Select
    • Lasso Healthcare - Medicare Medical Savings Account
    • United Healthcare Choice Plus
    • CIGNA Connect EPO
    • United Healthcare Select HMO - EPO/NPP
    • United Healthcare Choice Plus Cardiac Global
    • CareFirst Maryland Point of Service Plan
    • CIGNA PPO
    • Aetna Classic 3500
    • OA Plus
    • Humana Gold Plus HMO
    • Uniformed Services Family Health Plan
    • Cigna Alliance Medicare (HMO)
    • Humana Medicare Advantage - HMO Open Access
    • Kaiser Permanente Select - Added Choice
    • CareFirst FEP Blue Focus
    • Kaiser Permanente Signature - Added Choice
    • IH-POS
    • WellPoint Maryland - Maryland Health Choice
    • IH-POS Plus
    • IH-Indemnity
    • CareFirst BlueChoice HMO
    • HealthyBlue PPO
    • IH-Open POS II
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • Aetna Basic
    • CIGNA PPO Plus
    • Priority Partners - Maryland Health Choice
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • CIGNA Indemnity
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • IH-PPO
    • Johns Hopkins Advantage MD PLUS PPO
    • United Healthcare Choice
    • Aetna Quality Point of Service (POS)
    • Cigna True Choice Plus Medicare (PPO)
    • United Healthcare Select Plus (POS)
    • Cigna True Choice Medicare (PPO)
    • United Healthcare Navigate Cardiac Global
    • CIGNA EPO
    • Healthy Blue (HMO, POS)
    • Employee Health Plan
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Kaiser Maryland Medicaid MCO
    • AMERIVANTAGE/Amerigroup Community Care
    • AmeriHealth Caritas DC Healthy Families
    • CareFirst Dual Prime HMO-SNP
    • Aetna Open Choice (PPO)
    • Aetna Better Health of MD
    • Anthem BCBS of VA HealthKeepers Plus
    • United Student Resources
    • United Medicare Private Fee-for-Service (PFFS) plans
    • CareFirst MedStar PPO
    • HumanaChoice Honor's plan PPO
    • IH-Open Network Only Plus
    • Cigna Achieve Medicare (HMO C-SNP)
    • TRICARE East Prime
    • Coventry of Delaware HMO/PPO
    • CareFirst Blue Preferred PPO
    • Optima Family Care MCO - VA Medicaid MCO
    • CareFirst Maryland Indemnity or PPO
    • IH-Network Only Plus
    • Aetna Elect Choice/ Open Access (POS)
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • United Healthcare Options (PPO)
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • Choice Fund PPO
    • Cigna TotalCare (HMO D-SNP)
    • Navigate
    • Aetna Advantage 6350
    • Health Services for Children with Special Needs
    • Amerigroup DC Alliance
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Aetna Medicare Advantage HMO & PPO Plans
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Maryland Physicians Care MCO
    • Private Fee-for-Service Plans (PFFS)
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • CareFirst Administrators
    • Choice POS II
    • Anthem Federal Employee Program Basic
    • NYC Medicare Advantage Plus
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • Aetna Worker's Compensation Network
    • Veterans Affairs Community Care Network
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • Geisinger Medicare Advantage
    • Advantra Platinum (PPO)
    • MedStar Family Choice DC Healthcare Alliance
    • TriWest Healthcare Alliance
    • Anthem BCBS Medi Blue Dual Adv
    • MedStar Family Choice DC Healthy Families
    • Alterwood Advanatge HMO & DSNP Plans
    • IH-Open HMO Option
    • Aetna Managed Choice Open Access (POS)
    • Optimum Choice Preferred (POS)
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • CIGNA HMO Open Access
    • CareFirst NASCO
    • CIGNA HMO & Network (HMO)
    • HumanaChoice PPO

Education

Board Certification: American Board of Internal Medicine, Rheumatology

Board Certification: American Board of Internal Medicine, Internal Medicine

Fellowship: Massachusetts General Hospital (2021)

Residency: University of California San Francisco (2018)

Medical School: Case Western Reserve University (2015)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.9
  • Extent to which the care provider listened to you

    5
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.9
  • Provider included you in decisions

    4.9
  • Concern the care provider showed for your questions or worries

    5
  • Likelihood of recommending this care provider to others

    4.9
  • Apr 29, 2026

    Excellent, compassionate care.

  • Apr 21, 2026

    Dr. Lockwood was incredibly professional, kind, and provided good explanations of my medical tests and path forward.

  • Apr 18, 2026

    Dr. Lockwood is an excellent doctor who truly listens to her patients