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

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

4.9 out of 5 (677 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
    • CareFirst Group Medicare Advantage
    • Priority Partners - Maryland Health Choice
    • Kaiser Permanente Medicare Advantage Signature and Select
    • Anthem BCBS Medi Blue Plus
    • IH-PPO
    • United Healthcare Select Plus (POS)
    • United Healthcare Navigate Cardiac Global
    • Mamsi Life & Health (Indem./PPO)
    • Healthy Blue (HMO, POS)
    • Cigna Preferred Medicare (HMO)
    • Aetna Student Health Insurance
    • Employee Health Plan
    • POS OA
    • Kaiser Maryland Medicaid MCO
    • CareFirst Dual Prime HMO-SNP
    • Anthem Federal Employee Program Standard
    • AmeriHealth Caritas DC Healthy Families
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • Johns Hopkins Advantage MD PPO
    • TRICARE East Prime
    • IH-Open Network Only Plus
    • Optima Family Care MCO - VA Medicaid MCO
    • Core Essential (HMO)
    • Coventry Health Care of Virginia
    • CareFirst Maryland Indemnity or PPO
    • United Healthcare Choice Cardiac Global
    • United Healthcare Options (PPO)
    • Navigate
    • CareFirst MedStar Select PPO
    • Amerigroup DC Alliance
    • Kaiser Permanente Signature
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • MultiPlan, Inc
    • Kaiser Permanente Flexible Choice 3-tier POS
    • Kaiser Permanente Select
    • AmeriHealth Caritas DC Healthcare Alliance
    • United Healthcare Choice Plus
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • NYC Medicare Advantage Plus
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • Aetna Classic 3500
    • CareFirst Community Health Plan of MD
    • Erickson Advantage Plans
    • MedStar Family Choice DC Healthcare Alliance
    • First Health PPO
    • Cigna Alliance Medicare (HMO)
    • Advantra Platinum (PPO)
    • Humana Medicare Advantage - HMO Open Access
    • United Healthcare Community Plan - VA Medicaid MCO
    • MedStar Family Choice DC Healthy Families
    • Kaiser Permanente Select - Added Choice
    • Aetna Managed Choice Open Access (POS)
    • IH-Indemnity
    • IH-POS Plus
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • TRICARE for Life East
    • CIGNA PPO Plus
    • Optimum Choice
    • CareFirst Blue Card Program
    • CIGNA Indemnity
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • IH-Open HMO
    • Johns Hopkins Advantage MD PLUS PPO
    • Great-West Healthcare POS/CIGNA
    • CareFirst (NCA) Indemnity
    • Options PPO Cardiac Global
    • Cigna True Choice Medicare (PPO)
    • M.D. IPA Preferred (POS)
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Aetna Better Health of MD
    • Medicare Advantage - Advantra Value (PPO)
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • Johns Hopkins Advantage MD HMO
    • CareFirst MedStar PPO
    • UnitedHealthcare Individual Exchange Plans
    • Aetna VA Exchange
    • CareFirst Blue Preferred PPO
    • CareFirst Blue Choice Opt Out Open Access
    • IH-Network Only Plus
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • Choice Fund PPO
    • Aetna Advantage 6350
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • Lasso Healthcare - Medicare Medical Savings Account
    • Private Fee-for-Service Plans (PFFS)
    • Aetna Premier 200PD
    • Tricare Reserve Select
    • Amerigroup DC Healthy Families
    • United Healthcare Select HMO - EPO/NPP
    • CIGNA Connect EPO
    • Choice POS II
    • HighMark
    • Humana Gold Plus HMO
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • Optimum Choice Preferred (POS)
    • Kaiser Permanente Signature - Added Choice
    • CareFirst FEP Blue Focus
    • IH-Open HMO Option
    • Jai Medical Systems - Maryland Health Choice
    • CareFirst BlueChoice HMO
    • HumanaChoice PPO
    • Aetna Basic
    • Medicare Direct
    • Kaiser Permanente Medicare Plus
    • Aetna HMO
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • Police and Fire Clinic
    • Beech Street PPO
    • Medicare FFS
    • Cigna True Choice Plus Medicare (PPO)
    • Aetna Quality Point of Service (POS)
    • Blue Choice Advantage
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • First Health PPO
    • Coventry Health Care National Network PPO
    • CIGNA POS/Network POS
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • Aetna Medicare Advantage PFFS Plan
    • Aetna Open Choice (PPO)
    • Aetna Classic 5000
    • United Medicare Private Fee-for-Service (PFFS) plans
    • HumanaChoice Honor's plan PPO
    • Aetna Signature Administrator PPO/TPA
    • Select HMO/HealthFund/Health Network
    • Coventry of Delaware HMO/PPO
    • MedStar Family Choice - Maryland Health Choice
    • Sentara Health
    • Humana Medicare Advantage - PPO
    • Aetna Elect Choice/ Open Access (POS)
    • Aetna Classic 5000PD
    • Cigna TotalCare (HMO D-SNP)
    • IH-HMO
    • IH-Open POS Plus
    • Magellan Complete Care of VA - VA Medicaid MCO
    • Maryland Physicians Care MCO
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • CareFirst Maryland Point of Service Plan
    • Veterans Affairs Community Care Network
    • Uniformed Services Family Health Plan
    • OA Plus
    • Anthem BCBS Medi Blue Dual Adv
    • OCI Direct (HMO)
    • Alterwood Advanatge HMO & DSNP Plans
    • WellPoint Maryland - Maryland Health Choice
    • CIGNA HMO Open Access
    • IH-POS
    • HealthyBlue PPO
    • CareFirst NASCO
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • Aetna Traditional Choice (PPO)
    • IH-EPO Plus
    • United Healthcare Choice
    • Choice Care Network/HUMANA (PPO)
    • CIGNA EPO
    • Aetna Managed Choice (POS)
    • Aetna Advantage 6350PD
    • Private Health Care Systems (PPO)
    • AMERIVANTAGE/Amerigroup Community Care
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Anthem BCBS of VA HealthKeepers Plus
    • Anthem BCBS of VA HealthKeepers (HMO)
    • United Student Resources
    • Kaiser Permanente Select Cardiac Global
    • Cigna Achieve Medicare (HMO C-SNP)
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • DC/MD SHOP QHP Small Business Plans
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • M.D. IPA (HMO)
    • Health Services for Children with Special Needs
    • UHC Passport
    • CIGNA SureFit (HMO)
    • Network OA
    • CareFirst EPO
    • Aetna Medicare Advantage HMO & PPO Plans
    • CareFirst Administrators
    • Choice POS
    • Anthem Federal Employee Program Basic
    • United Healthcare Choice Plus Cardiac Global
    • CIGNA PPO
    • Aetna Worker's Compensation Network
    • Geisinger Medicare Advantage
    • Anthem BCBS Medi Blue SNP
    • TriWest Healthcare Alliance
    • Choice POS II Open Access
    • TRICARE East Select
    • CIGNA HMO & Network (HMO)
    • IH-Open POS II
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • IH-Open EPO Plus
    • BlueChoice Open Access
    • Aetna Better Health of VA
    • Aetna Advantage 5750

Education

Board Certification: American Board of Internal Medicine, Rheumatology

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
  • Dec 31, 2025

    Dr.Lockwood is amazing!!

  • Dec 22, 2025

    Dr. Lockwood was excellent.

  • Dec 21, 2025

    I always have a great experience with Dr. Lockwood. She listens to any problems I may have and always works towards a solution. She's personable, thoughtful, and kind. I highly recommend her to others.