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 (1692 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

1630 Main St
Ste 208
Chester, MD, 21619

410-643-3186
Get Directions

miles away

Fax 410-643-4098

2002 Medical Pkwy
Ste 500
Annapolis, MD, 21401

410-573-6480
Get Directions

miles away

Fax 410-573-9413

Insurance

This list represents the major payors accepted by MedStar Health.

NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card.

*Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.

  • List of insurance plans we accept
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Cigna Health Care
    • Kaiser Permanente*
    • MedStar Select (Administered by CareFirst)
    • United HealthCare
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Healthspring
    • Humana
    • Medicare & Railroad Medicare
    • United HealthCare
    • Aetna Better Health of Maryland *
    • Medical Assistance/Medicaid
    • MedStar Family Choice MD
    • Priority Partners *
    • United HealthCare Community Health Plan MD
    • Wellpoint MD
    • AmeriHealth Caritas
    • Health Services For Children With Special Needs (HSCSN)
    • Medical Assistance/Medicaid
    • MedStar Family Choice DC
    • Johns Hopkins Employer Health Programs *
    • Johns Hopkins US Family Health Plan *
    • MultiPlan
    • Private Healthcare Systems
    • Tricare/Humana Military
    • VA Community Care Network (VACCN)

Videos

Education

Board Certification: American Board of Surgery, Vascular Surgery

Fellowship Program: Vanderbilt University Hospital (2000)

Residency Program: Vanderbilt University Hospital (1999)

Fellowship 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
  • Jun 11, 2026

    Very short visit. Could be more detailed.

  • May 23, 2026

    Very professional

  • May 12, 2026

    Good