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 (733 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

202-444-7547

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

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
  • Mar 30, 2026

    Dr. Lockwood is very knowledgeable, a great listener and she truly cares about her patients

  • Mar 30, 2026

    Dr. Lockwood always treats me with kindness, concern, empathy, and respect. She's very thorough and always takes care to discuss my symptoms and ensures I understand potential treatment options/next steps. I always leave feeling heard, and better informed.

  • Mar 20, 2026

    Dr Lockwood's explanation of my test results and recommendations for further testing were very clear and helpful.