Mark O'Brien Peeler, MD| Vascular Surgery | MedStar Health
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Mark O'Brien Peeler

Mark O'Brien Peeler, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (1674 reviews)

Specialties: Vascular Surgery

Languages: English

(410) 573-5981

About me

Dr Peeler is a second-generation Annapolis physician who has practiced vascular surgery in Annapolis since 2000. He has extensive training and experience in open and endovascular techniques for treating most peripheral vascular pathologies. His primary focus is the treatment of peripheral arterial occlusive and aneurismal disease.

Dr. Peeler treats each patient with an individualized approach that leads to the greatest benefit, least risk, and most durable outcome to relieve the patient’s problem.

Clinical areas of focus

  • Carotid Artery Stenting
  • Carotid Endarterectomy
  • Endovascular Aortic Repair
  • Hemodialysis Access
  • Lower Extremity Bypass
  • Mesenteric Revascularization
  • Open Aneurysm Repair
  • Peripheral Artery Stenting
  • Revascularization For Limb Salvage
  • Varicose Vein Stripping
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Procedures I perform

  • Abdominal Aortic Aneurysm Repair
  • Aortography
  • Arteriovenous Anastomosis
  • Arteriovenous Fistula Revision
  • Atherectomy
  • Balloon Angioplasty
  • Bypass Graft
  • Carotid Artery Aneurysm Repair
  • Carotid Artery Angioplasty
  • Carotid Artery Stenting
  • Carotid Endarterectomy
  • Carotid Stenting
  • Deep Vein Thrombosis (DVT)
  • Dialysis Access
  • Dialysis Graft Placement
  • Endovascular Aortic Repair
  • Endovascular Repair Of Femoral Artery
  • Endovascular Treatment
  • Endovascular Treatment Of Aortic Aneurysm
  • Endovenous Laser Ablation Of Varicose Veins
  • Hemodialysis Access
  • Hemodialysis Access Angioplasty
  • Iliopopliteal Bypass
  • Inferior Vena Cava Filter Insertion
  • Inferior Vena Cava Filter Removal
  • Inferior Vena Cava Filter Retrieval
  • Limb Salvage
  • Lower Extremity Bypass
  • May-Thurner Syndrome Treatment
  • Mesenteric Angiography
  • Mesenteric Artery Stenting
  • Mesenteric Revascularization
  • Open Aneurysm Repair
  • Peripheral Artery Stenting
  • Popliteal Artery Entrapment Syndrome Treatment
  • Renal Artery Stenting
  • Revascularization For Limb Salvage
  • Revascularization, Endovascular, Tibial, Peroneal Artery
  • Sclerotherapy Of Varicose Veins
  • Splenic Artery Ligation
  • Stenting Of Arterial Stenosis
  • Thoracic Endovascular Aortic Repair
  • Thromboendarterectomy
  • Transluminal Balloon Angioplasty
  • Varicose Vein Stripping
  • Vascular Access Device Care
  • Vascular Embolization
  • Vascular Stenting
  • Vein Sclerotherapy
  • Vena Cava Filter Insertion
  • Vena Cava Filter Retrieval
  • Venous Stasis Ulcer Treatment
  • Vertebral Artery Stenting
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Practice locations

Distance from Change Location Enter your Location

2002 Medical Pkwy
Ste 500
Annapolis, MD, 21401

410-573-6480
Get Directions

miles away

Fax 410-573-9413

1630 Main St
Ste 208
Chester, MD, 21619

410-643-3186
Get Directions

miles away

Fax 410-643-4098

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

Videos

Education

Board Certification: American Board of Surgery, Vascular Surgery

Fellowship Program: Vanderbilt University Hospital (2000)

Fellowship Program: Vanderbilt University Hospital (1999)

Residency Program: Vanderbilt University Hospital (1999)

Medical School: Johns Hopkins University School of Medicine (1992)

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

    4.8
  • Likelihood of recommending this care provider to others

    4.8
  • May 23, 2026

    Very professional

  • May 12, 2026

    Good

  • Apr 30, 2026

    Alll good.