Charlene Ozanne-Johnson, MD| Internal Medicine | MedStar Health
Charlene Ozanne-Johnson

Charlene Ozanne-Johnson, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (1526 reviews)

Specialties: Internal Medicine

Languages: English

(855) 433-5302

About me

Dr. Ozanne-Johnson (formerly Ozanne-Blankfard) was selected to be chief resident in her final year of residency.

Clinical areas of focus

  • Digestive System Symptoms
  • Heart Failure Medication Management
  • High Blood Pressure
  • Physical Exams
  • Preventive Action
  • Respiratory Disorders
  • Subclinical Hypothyroidism
Show More

Conditions and procedures

Conditions I treat

  • Abdomen, Lower Back, Pelvis, And Genital Injury
  • Abdominal Pain
  • Abnormal Blood Glucose Levels
  • Abnormal Breathing
  • Abnormal Drug Findings In Blood
  • Abnormal Function Study Results
  • Abnormal Heart Rhythm
  • Abnormal Immunological Findings
  • Abnormal Lung Imaging Results
  • Abnormal Urine Test Results
  • Acute Bronchitis
  • Acute Cholecystitis
  • Acute Endocarditis
  • Acute Myocardial Infarction
  • Acute Pancreatitis
  • Acute Sinusitis
  • Adrenal Crisis
  • Adrenal Gland Disorder
  • Allergic Contact Dermatitis
  • Allergies
  • Anemia
  • Angina
  • Anxiety
  • Aphagia And Dysphagia
  • Ascites
  • Atherosclerosis
  • Back Pain
  • Bipolar Disorder
  • Bladder Disorders
  • Bladder Incontinence
  • Bleeding Disorders
  • Body Region Injury
  • Bone Density Disorder
  • Bone Disorders
  • Bowel Obstruction
  • Breast Lump
  • Bronchiectasis
  • Bronchiolitis
  • Bronchitis
  • Bursopathy
  • Candidiasis
  • Cardiac Arrhythmias
  • Cardiometabolic Disorders
  • Cellulitis
  • Cellulitis And Lymphangitis
  • Central Sleep Apnea
  • Chest Pain
  • Choledocholithiasis
  • Cholestasis
  • Chronic Asthma
  • Chronic Fatigue Syndrome
  • Chronic Kidney Disease
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Clotting Disorders
  • Cocaine Related Disorders
  • Cognitive Function Disorders
  • Colitis
  • Colon Disease
  • Congenital Malformations Of Musculoskeletal System
  • Contact With Communicable Diseases
  • Convulsions
  • Coronary Artery Disease
  • Cough
  • Crohn's Disease
  • Crohn's Disease [Regional Enteritis]
  • Cushing Syndrome
  • Cutaneous Abscess, Furuncle And Carbuncle
  • Cystitis
  • Deforming Dorsopathies
  • Dementia
  • Depression
  • Depressive Episode
  • Diabetes Insipidus
  • Diabetic Nephropathy
  • Diabetic Neuropathy
  • Digestive System Diseases
  • Digestive System Symptoms
  • Diseases Of Esophagus
  • Diseases Of Lip And Oral Mucosa
  • Diseases Of Salivary Glands
  • Diseases Of Upper Respiratory Tract
  • Disorders Of Fluid, Electrolyte And Acid
  • Disorders Of Mineral Metabolism
  • Disorders Of Nose And Nasal Sinuses
  • Disorders Of White Blood Cells
  • Disturbances Of Skin Sensation
  • Diverticulitis
  • Dizziness And Lightheadedness
  • Dorsalgia
  • Dorsopathies
  • Duodenal Ulcer
  • Duodenitis
  • Dyslipidemia
  • Dyspnea
  • Eczema (ATOPIC DERMATITIS)
  • Electrolyte Disorders
  • Emotional State Symptoms
  • Emphysema
  • Endocrine Disorders
  • Endocrine Hypertension
  • Epilepsy And Seizures
  • External Hemorrhoids
  • Extrapyramidal And Movement Disorders
  • Eye And Adnexa Disorders
  • Family History Of Malignant Neoplasm
  • Fatigue
  • Fever
  • Fibromyalgia
  • Finger, Hand, And Wrist Open Wound
  • Flatulence
  • Functional Intestinal Disorders
  • Fungal Otitis Externa
  • Gait And Balance Problems
  • Gallstones
  • Gastritis
  • Gastroesophageal Reflux Disease
  • Gastrointestinal Bleeding
  • Genitourinary Symptoms
  • Gout
  • Grave's Disease
  • Head Injury
  • Headache
  • Heart Disease
  • Hematuria
  • Hemorrhagic Conditions
  • Hemorrhoids
  • Hepatitis
  • High Blood Pressure
  • High Cholesterol
  • Hip Pain
  • Hordeolum And Chalazion
  • Hyperglycemia
  • Hypertension
  • Hypertension Crisis
  • Hyperthyroidism
  • Hypoglycemia
  • Hypotension
  • Inflammatory Spondylopathies
  • Influenza
  • Influenza Due To Other Identified Influenza Virus
  • Intervertebral Disc Disorders
  • Irritable Bowel Syndrome
  • Ischemic Heart Disease
  • Joint Disorder
  • Kidney And Ureter Calculus
  • Kidney And Ureter Disorders
  • Kidney Stones
  • Knee Pain
  • Liver Cirrhosis
  • Liver Enzyme Abnormalities
  • Liver Failure
  • Lower Back Pain
  • Lumbar Disc Disease
  • Lung Disease
  • Malaise And Fatigue
  • Malignant Neoplasm
  • Malignant Neoplasm Of Meninges
  • Mesothelioma
  • Middle Ear Disorders
  • Migraine
  • Mononeuropathy Of Lower Limb
  • Mononeuropathy Of Upper Limb
  • Multiple Myeloma
  • Multiple Sclerosis
  • Muscle Disorders
  • Nail Disorders
  • Nephrotic Syndrome
  • Nervous And Musculoskeletal Symptoms
  • Noninfective Gastroenteritis
  • Nonrheumatic Mitral Valve Disease
  • Nontoxic Goiter
  • Obesity
  • Obstructive And Reflux Uropathy
  • Ocular Myasthenia Gravis
  • Osteoarthritis
  • Osteoporosis
  • Pain In Throat And Chest
  • Pancreatic Diseases
  • Pancreatitis
  • Paraplegia And Quadriplegia
  • Paroxysmal Ventricular Tachycardia
  • Peptic Ulcer Disease
  • Pericardium Diseases
  • Peripheral Artery Disease
  • Peripheral Vascular Disease Of The Intestines
  • Persistent Pulmonary Hypertension
  • Personal History Of Diseases And Conditions
  • Personal Risk Factors
  • Persons Encountering Health Services
  • Pneumonia
  • Pneumonitis Due To Solids And Liquids
  • Polycystic Liver Disease
  • Polyuria
  • Problems Related To Lifestyle
  • Pulmonary Heart Disease
  • Rash
  • Renal Insufficiency
  • Respiratory Disorders
  • Respiratory Failure
  • Rheumatoid Arthritis
  • Sepsis
  • Shoulder And Upper Arm Tendon Injury
  • Shoulder Burns
  • Sickle
  • Sickle Cell Disease
  • Skin And Soft Tissue Infections
  • Skin And Subcutaneous Tissue Disorders
  • Skin Changes
  • Skin Swelling And Lumps
  • Sleep Disorders
  • Social Anxiety Disorder
  • Soft Tissue Pain
  • Sore Throat
  • Specified Health Status
  • Speech Disturbances
  • Spinal Stenosis
  • Spondylosis
  • Subclinical Hypothyroidism
  • Subcortical Infarction
  • Superficial Knee Injury
  • Systemic Connective Tissue Involvement
  • Systemic Lupus Erythematosus
  • Tachycardia
  • Tendinous Disorders
  • Thrombocytopenia
  • Thyroid Disorders
  • Transplanted Kidney Failure
  • Type 2 Diabetes
  • Type 2 Diabetes Mellitus
  • Ulcerative Colitis
  • Urinary Retention
  • Urinary Tract Infection
  • Urological Disorders
  • Valve Disease With Congestive Heart Failure
  • Vasculitis
  • Vein Disorders
  • Venous Embolism
  • Venous Ulcers
  • Ventral Hernia
  • Vestibular Disorders
  • Vision Disturbances
  • Vitamin Deficiency
  • Vitamin Deficiency Anemia
  • Volume Depletion
  • Vomiting And Nausea
  • Weight Loss
  • Zoster
Show All Show Less

Procedures I perform

  • 24-Hour Blood Pressure Monitoring
  • Abscess Incision And Drainage
  • Adhd Assessment
  • Advance Directive Planning
  • Aging Education
  • Aging Life Care
  • Aging Resource Coordination
  • Aging Well Resources
  • Alcohol Abuse Treatment
  • Anticoagulation Therapy
  • Anxiety Disorder Screening
  • Anxiety Treatment
  • Arterial Pressure Monitoring
  • Arthrocentesis
  • Asthma Management
  • Behavioral Assessment
  • Blood Chemistry Test
  • Blood Pressure Monitoring
  • Body Mass Index (BMI) Evaluation
  • Cardiovascular Health Promotion
  • Cervical Epidural Steroid Injection
  • Chronic Cough Treatment
  • Chronic Headache Treatment
  • Cognitive Behavioral Therapy
  • Cold Treatment
  • Community Health
  • Community Health Education
  • Congestive Heart Failure Management
  • Continuous Glucose Monitoring System
  • Copd Management
  • Cystitis Treatment
  • Delirium Prevention
  • Diabetes Screening
  • Diabetes Treatment
  • Digital Rectal Exam
  • Disease Management Education
  • Disease Prevention
  • Electrocardiogram
  • Failure To Thrive Evaluation And Management
  • Falls Prevention
  • Fibrinolytic Therapy
  • Flu Shot
  • Functional Abdominal Pain Treatment
  • Genetic Mutation Testing
  • Geriatric Care
  • Geriatric Care Management
  • Geriatric Community Resources
  • Geriatric Health Screening
  • Grief Counseling
  • Gynecological Cancer Screening
  • Health Maintenance Exam
  • Health Promotion Counseling
  • Healthy Aging Resources
  • Heart Failure Medication Management
  • High Cholesterol Management
  • Home Safety Evaluations
  • Hormone Replacement Therapy
  • Hyperlipidemia Treatment
  • Hypertension Treatment
  • Immunization Administration
  • Impacted Earwax Removal
  • Intravenous Vitamin Therapy
  • Labs And Blood Work
  • Lactate Dehydrogenase
  • Medication Administration And Management
  • Mental Health Medication Management
  • Mental Status Exam
  • Milk Allergy Treatment
  • Mixed Venous Oxygen Saturation
  • Mole Removal
  • Muscle Injection
  • Nebulizer Therapy
  • Neuropsychological Testing
  • Nitrogen Washout Treatment
  • Non-Pharmacological Interventions
  • Osteoporosis Prevention Treatment
  • Osteoporosis Risk Assessment
  • Pain Medication Management
  • Palliative Care Coordination
  • Pap Smear
  • Parenting Resources
  • Peak Flow Measurement
  • Pharmacogenomics
  • Pharmacological Therapy
  • Physical Exams
  • Pioglitazone Therapy
  • Pre-Operative Clearance
  • Preventive Action
  • Rash Treatment
  • Rheumatology Treatment
  • Senior Coaching
  • Sexually Transmitted Disease Testing
  • Sinus Infection Treatment
  • Sinusitis Treatment
  • Skin Tag Removal
  • Sleep Disorder Management
  • Sore Throat Management
  • Spirometry Test
  • Staple Removal
  • Suture Removal
  • Tobacco Cessation
  • Transitional Care Planning
  • Tuberculosis Testing
  • Ulcerative Colitis-Associated Arthritis Treatment
  • Undersea Medicine Consultation
  • Urinary Protein Test
  • Urinary Tract Infection Treatment
  • Vaccinations
  • Venous Blood Collection
  • Venous Ulcer Treatment
  • Ventricular Fibrillation Treatment
  • Vision Screening
  • Wellness Exams
  • Wellness Services
  • Women's Health Exam
Show All button Press enter to expand Show Less

Practice locations

Distance from Change LocationEnter your Location

3305 N Leisure World Blvd
Silver Spring, MD, 20906

301-598-1590

Fax 301-598-1569

Get Directions

miles away

Fax 301-598-1569

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

Education

Residency Program: MedStar Union Memorial Hospital at Baltimore (1992)

Internship Program: MedStar Union Memorial Hospital at Baltimore (1990)

Medical School: George Washington University School of Medicine (1989)

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

    4.9
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Provider included you in decisions

    4.7
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.8
  • Dec 31, 2025

    Dr. Johnson - The Best!

  • Dec 24, 2025

    Never had a doctor give me so much time, and really listen. She's a gem!

  • Dec 23, 2025

    Care provider listens to my concerns and asks relevant questions, and I receive real answers