Mark Steven Gosnell, MD| Pulmonary Disease, Pulmonary Medicine | MedStar Health
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Mark Steven Gosnell

Mark Steven Gosnell, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (328 reviews)

Specialties: Pulmonary Disease, Pulmonary Medicine, Critical Care Medicine

Languages: English

410-553-0986

About me

As a Board Certified/Board eligible critical care physician, all conditions requiring intensive care in the medical, surgical, or neurosciences ICU are treated.

Conditions and procedures

Conditions I treat

  • Asthma
  • Chronic Cough
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Circadian Rhythm Disorder
  • Delayed Sleep Phase Syndrome
  • Dyspnea
  • Emphysema
  • Hypoxia
  • Narcolepsy
  • Pneumonia
  • Pneumothorax
  • Pulmonary Embolism
  • Rem Sleep Behavior Disorder
  • Sleep Disorders
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Procedures I perform

  • Advanced Sleep Phase Syndrome Treatment
  • Bronchoscopy
  • Continuous Positive Airway Pressure
  • Delayed Sleep Phase Syndrome Treatment
  • Home Sleep Apnea Test
  • Hypoglossal Nerve Stimulation
  • Idiopathic Hypersomnia Treatment
  • Lung Cancer Screening
  • Polysomnography
  • Shift Work Sleep Disorder Treatment
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Practice locations

Distance from Change LocationEnter your Location

9103 Franklin Square Dr
Ste 300
Baltimore, MD, 21237

410-682-5282

Fax 410-682-5286

Get Directions

miles away

Fax 410-682-5286

808 Landmark Dr
Ste 116
Glen Burnie, MD, 21061

410-256-2524
Get Directions

miles away

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

Education

Fellowship: University of Maryland Medicine GME (2003)

Residency: Virginia Commonwealth University Health System (2000)

Medical School: Drexel University (1997)

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

    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
  • Mar 4, 2026

    Good

  • Feb 16, 2026

    Dr. Gosnell was amazing. Very attentive, listened to my symptoms and answered my questions. He gave me a rundown of my sleep results and what my treatment options were. Wonderful.

  • Feb 3, 2026

    Dr. Gosnell and his staff are awesome. They are very attentive to you. They take their time and listen to all your concerns and answer all your questions about your illness and how they can help. Thank you Dr. Gosnell