Margaret Walkup Arnold, MD| Vascular Surgery | MedStar Health
Margaret Walkup Arnold

Margaret Walkup Arnold, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (355 reviews)

Specialties: Vascular Surgery

Languages: English

443-777-1901

About me

Margaret Arnold, MD, FACS, is the director of the MedStar Health Baltimore surgical residency program and the director of the MedStar Health Vein Centers in Baltimore. She is a fellowship-trained vascular surgeon who is board certified in both vascular surgery and general surgery.

Dr. Arnold is experienced in both endovascular and open surgery and in the medical management of vascular issues. She treats all forms of vascular disease including aortic disease, peripheral vascular disease, and thoracic outlet syndrome, but primarily focuses her practice on treating venous disease such as varicose veins.

Her research focuses on medical and surgical training and education. A strong advocate for making wellness and lifestyle changes and modifications, she weaves this into her curriculum when teaching residents and counsels patients on this as well.

Dr. Arnold’s practice is patient-centered. She gets to know her patients on a personal level so that she can better understand their needs and goals. She involves her patients in the decision-making process so that they become more invested in their treatment plan. She has found this to be very successful as it contributes to a better quality of life for her patients.

Dr. Arnold is published widely, including book chapters and peer-reviewed articles and has spoken at regional and national vascular surgery conferences. She is a member of the Society for Vascular Surgery, Association of Women’s Surgeons, Southern Association for Vascular Surgery, and is a Fellow, American College of Surgeons.

Listen to Dr. Arnold speak about varicose and spider veins on the MedStar Health DocTalk Podcast here. Dr Arnold is also featured in a video about sclerotherapy procedures for spider veins.

Clinical areas of focus

  • Carotid Artery Stenting
  • Endovascular Treatment
  • Spider Vein Treatment
  • Splenic Artery Ligation
  • Venous Insufficiency Treatment
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Procedures I perform

  • Abdominal Aortic Aneurysm Repair
  • Above-Knee Amputation
  • Ambulatory Phlebectomy
  • Amputation
  • Amputation Of Leg Through Tibia And Fibula
  • Angioplasty
  • Ankle Disarticulation
  • Aortic Dissection Repair
  • Atherectomy
  • Bypass Graft
  • Carotid Artery Aneurysm Repair
  • Carotid Artery Angioplasty
  • Carotid Artery Stenting
  • Carotid Endarterectomy
  • Carotid Stenting
  • Decompression Fasciotomy Of Multiple Compartments Of Leg
  • Deep Vein Thrombosis (DVT)
  • Dialysis
  • Dialysis Access
  • Dialysis Graft Placement
  • Duplex Scan Of Extremity Veins
  • Duplex Scan Of Upper Extremity Arteries
  • Embolization For Bleeding
  • Endovascular Aortic Repair
  • Endovascular Treatment
  • Endovenous Laser Ablation Of Varicose Veins
  • Endovenous Laser Therapy
  • Fibrinolytic Therapy
  • Iliopopliteal Bypass
  • Inferior Vena Cava Filter Placement
  • Inferior Vena Cava Filter Removal
  • Insertion Of Infusion Device Into Lower Vein
  • Intravascular Ultrasound
  • Limb Salvage
  • Mesenteric Angiography
  • Mesenteric Artery Stenting
  • Microphlebectomy
  • Popliteal Artery Entrapment Syndrome Treatment
  • Removal Of Central Venous Access Device
  • Renal Artery Stenting
  • Scalenus Anticus Division
  • Sclerotherapy Of Varicose Veins
  • Spider Vein Treatment
  • Splenic Artery Ligation
  • Stenting Of An Artery
  • Thoracic Endovascular Aortic Repair
  • Thoracic Outlet Decompression
  • Thoracic Outlet Syndrome Treatment
  • Thread Vein Removal
  • Thromboendarterectomy With Patch Graft
  • Thrombolysis
  • Toe Amputation
  • Toe Pressure Testing
  • Transcranial Color-Coded Duplex Sonography
  • Transilluminated Powered Phlebectomy
  • Transmetatarsal Amputation
  • Treadmill Exercise Test
  • Varicose Vein Stripping
  • Vascular Access Device Care
  • Vascular Stenting
  • Vein Sclerotherapy
  • Venous Insufficiency Treatment
  • Venous Stasis Ulcer Treatment
  • Vertebral Artery Stenting
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Practice locations

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9000 Franklin Square Dr
Ste 1CA
Baltimore, MD, 21237

443-777-1900

Fax 443-777-1901

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miles away

Fax 443-777-1901

3300 N Calvert St
1st Fl
Baltimore, MD, 21218

410-554-2950

Fax 410-554-6534

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miles away

Fax 410-554-6534

9101 Franklin Square Dr
Medical Arts Bldg Ste 212
Baltimore, MD, 21237

443-777-1900

Fax 443-777-1901

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miles away

Fax 443-777-1901

5009 Honeygo Center Dr
Ste 210
Perry Hall, MD, 21128

443-777-1900

Fax 443-777-1901

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miles away

Fax 443-777-1901

9501 Old Annapolis Rd
Ste 220
Ellicott City, MD, 21042

410-554-2950

Fax 410-261-8226

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miles away

Fax 410-261-8226

12 MedStar Blvd
Ste 170
Bel Air, MD, 21015

443-744-1900

Fax 443-777-1901

Get Directions

miles away

Fax 443-777-1901

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

Videos

Education

Board Certification: American Board of Surgery, General Surgery

Fellowship: Mount Sinai Medical Center (2011)

Residency: University of North Carolina Hospitals (2009)

Medical School: University of Texas Health Science Center at San Antonio (2002)

Awards

  • Baltimore magazine, Top Doctor, 2019-2023, 2025

News and publications

Ratings and reviews

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

    4.8
  • Extent to which the care provider listened to you

    4.8
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Provider included you in decisions

    4.8
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.9
  • Nov 20, 2025

    All went well.

  • Sep 22, 2025

    Great job!!

  • Aug 6, 2025

    Excellent