Mary Carter Denny, MD| Neurology, Vascular Neurology | MedStar Health
Mary Carter Denny

Mary Carter Denny, MD
Provider is directly employed by MedStar Health

5 out of 5 (387 reviews)

Specialties: Neurology, Vascular Neurology

Languages: English

410-354-5956

About me

Dr. M. Carter Denny is a vascular neurologist and clinician researcher at MedStar Health and Georgetown University in Washington, DC. She completed her MD and MPH degrees at Tulane University in 2010. She then completed her Neurology residency at MedStar Georgetown University Hospital in 2014. She then went on to complete a two-year Vascular Neurology fellowship at the UTHealth Houston in 2016.

Dr. Denny has experience providing acute stroke care in the field on the nation's first Mobile Stroke Unit and remotely using video-based telehealth technology. Dr. Denny's research interests include health equity, systems of care delivery, and transitions of care. Dr. Denny collaborated with colleagues at UTHealth Houston on the development of the Spanish-language stroke acronym RÁPIDO that is now endorsed by the American Heart Association/American Stroke Association. She leads the investigator-initiated STRIVE study (STroke Research Initiative to adVance Equity). She is the author of "Acute Stroke Care" (3rd edition) and several peer-reviewed manuscripts.

She is the recipient of the Leonard Tow Humanism in Medicine Society award and the MD/MPH award for excellence. She is a member of the Alpha Omega Alpha honor society. Dr. Denny enjoys yoga, hiking, and global travel. She speaks Spanish, which compliments both her medical practice and her love of travel.

Clinical areas of focus

  • Hemorrhagic Stroke Treatment
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Procedures I perform

  • Hemorrhagic Stroke Treatment
  • Popliteal Artery Entrapment Syndrome Treatment
  • Vascular Surgery
  • Vertebral Artery Stenting
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Practice locations

Distance from Change LocationEnter your Location

3800 Reservoir Rd NW
Pasquerilla Healthcare Center 7th Fl Dept Neurology
Washington, DC, 20007

202-444-8532

Fax 410-354-5956

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miles away

Fax 410-354-5956

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

Videos

Education

Board Certification: American Board of Psychiatry and Neurology, Psychiatry and Neurology

Fellowship: University of Texas Health Science Center at Houston (2016)

Residency: Georgetown University School of Medicine GME (2014)

Internship: Tulane University Medical Center (2011)

Awards

  • Leonard Tow Humanism in Medicine Society Award
  • MD/MPH Award for Excellence

News and publications

Dr. Denny is the author of Acute Stroke Care, 3rd edition, Cambridge University Press, January 2020, ISBN: 9781108731324

For a list of Dr. Denny's indexed publications please visit: https://www.ncbi.nlm.nih.gov/myncbi/1z9R7fhvzEzkQ/bibliography/public/

Ratings and reviews

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

    5
  • Extent to which the care provider listened to you

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

    5
  • Provider included you in decisions

    5
  • Concern the care provider showed for your questions or worries

    5
  • Likelihood of recommending this care provider to others

    4.9
  • Oct 23, 2025

    Dr. Denny is excellent.

  • Oct 8, 2025

    Dr. Denny is warm, caring and smart. Love her.

  • Oct 1, 2025

    Exceptionally helpful and knowledgeable went over and above in assisting me