Carl Johnson, MD| Internal Medicine | MedStar Health
About me
Areas of Clinical Interest:
- Health Education for Chronic Disease Management
- Hypertension
"My philosophy of care is focused on using evidence-based medicine in partnership with my patient to develop a plan of care that improves their quality of life and fits their life-style. My patients should leave the office with an understanding of their medical history, treatment plan, and steps they can take to improve their overall health."
Clinical areas of focus
- Digestive System Symptoms
- Heart Failure Medication Management
- High Blood Pressure
- Physical Exams
- Preventive Action
- Respiratory Disorders
- Subclinical Hypothyroidism
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
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
- Cholesterol Screening
- 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
- Lipid Profile
- 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
- Peak Flow Measurement
- Pharmacogenomics
- Pharmacological Therapy
- Physical Exams
- Pioglitazone Therapy
- Pre-Operative Clearance
- Preventive Action
- Rash Treatment
- Respiratory Infection 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 (UTI) Treatment
- Urinary Tract Infection Treatment
- Vaccinations
- Venous Blood Collection
- Venous Ulcer Treatment
- Ventricular Fibrillation Treatment
- Vision Screening
- Wellness Exams
- Wellness Services
- Women's Health Exam
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.
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List of insurance plans we accept
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Choice POS II
- CIGNA Connect EPO
- Anthem Federal Employee Program Basic
- CareFirst Federal Employee Program (Std. & Basic PPO)
- Humana Medicare Advantage - PPO
- UnitedHealthcare and AARP Medicare Complete Plans
- Aetna Basic
- MedStar Family Choice DC Healthcare Alliance
- Aetna Advantage 5750
- Aetna Managed Choice Open Access (POS)
- Medicare Advantage - Advantra Value (PPO)
- AmeriHealth Caritas DC Healthcare Alliance
- Aetna Advantage 6350PD
- Kaiser Permanente Signature - Added Choice
- Aetna Quality Point of Service (POS)
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- TRICARE East Select
- Amerigroup DC Alliance
- Anthem BCBS Medi Blue SNP
- United Healthcare Choice
- Beech Street PPO
- Core Essential (HMO)
- Advantra Platinum (PPO)
- Kaiser Permanente Flexible Choice POS Cardiac Global
- Great-West Healthcare POS/CIGNA
- TRICARE for Life East
- HumanaChoice Honor's plan PPO
- Anthem Federal Employee Program Standard
- Geisinger Medicare Advantage
- IH-Open HMO
- CareFirst Dual Prime HMO-SNP
- MedStar Family Choice DC Healthy Families
- AMERIVANTAGE/Amerigroup Community Care
- Coventry Health Care of Virginia
- Aetna Better Health of MD
- Priority Partners - Maryland Health Choice
- Aetna Medicare Advantage HMO & PPO Plans
- IH-EPO Plus
- M.D. IPA Preferred (POS)
- Veterans Affairs Community Care Network
- Aetna Classic 5000
- CIGNA SureFit (HMO)
- POS OA
- HumanaChoice PPO
- MedStar Family Choice - Maryland Health Choice
- United Student Resources
- United Healthcare Choice Plus
- United Healthcare Options (PPO)
- Sentara Health
- CareFirst Community Health Plan of MD
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- United Healthcare Choice Cardiac Global
- DC/MD SHOP QHP Small Business Plans
- United HealthCare Community Plan - Maryland Health Choice Program
- CareFirst Maryland Point of Service Plan
- TriWest Healthcare Alliance
- Aetna Classic 5000PD
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Uniformed Services Family Health Plan
- Private Fee-for-Service Plans (PFFS)
- Maryland Physicians Care MCO
- Healthy Blue (HMO, POS)
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Aetna HMO
- Employee Health Plan
- CIGNA PPO Plus
- Jai Medical Systems - Maryland Health Choice
- United Healthcare Select HMO - EPO/NPP
- Options PPO Cardiac Global
- NYC Medicare Advantage Plus
- CareFirst EPO
- Kaiser Permanente Flexible Choice 3-tier POS
- Choice POS
- Aetna Signature Administrator PPO/TPA
- Coventry of Delaware HMO/PPO
- IH-Open POS II
- Amerigroup DC Healthy Families
- MultiPlan, Inc
- Private Health Care Systems (PPO)
- Aetna Traditional Choice (PPO)
- Kaiser Permanente Select
- WellPoint Maryland - Maryland Health Choice
- Lasso Healthcare - Medicare Medical Savings Account
- Alterwood Advanatge HMO & DSNP Plans
- CIGNA POS/Network POS
- Cigna TotalCare (HMO D-SNP)
- United Healthcare Select Plus (POS)
- Optimum Choice
- Kaiser Permanente Signature
- Optima Family Care MCO - VA Medicaid MCO
- Aetna Worker's Compensation Network
- IH-POS Plus
- Aetna Medicare Advantage PFFS Plan
- Anthem BCBS of VA HealthKeepers Plus
- Cigna Alliance Medicare (HMO)
- Aetna Elect Choice/ Open Access (POS)
- Anthem BCBS of VA HealthKeepers (HMO)
- IH-POS
- Magellan Complete Care of VA - VA Medicaid MCO
- IH-PPO
- CareFirst Blue Preferred PPO
- CareFirst Blue Card Program
- Johns Hopkins Advantage MD PLUS PPO
- Aetna Advantage 6350
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- UnitedHealthcare Individual Exchange Plans
- Medicare Direct
- United Healthcare Navigate Cardiac Global
- CIGNA Indemnity
- Kaiser Permanente HMO Plus and DHMO Plus Member
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Network OA
- First Health PPO
- Health Services for Children with Special Needs
- Kaiser Maryland Medicaid MCO
- CareFirst FEP Blue Focus
- IH-Indemnity
- Aetna VA Exchange
- Select HMO/HealthFund/Health Network
- Kaiser Permanente Medicare Plus
- Humana Gold Plus HMO
- CareFirst (NCA) Indemnity
- UHC Passport
- CareFirst MedStar Select PPO
- Humana Medicare Advantage - HMO Open Access
- CareFirst NASCO
- M.D. IPA (HMO)
- IH-Open Network Only Plus
- HighMark
- CareFirst Group Medicare Advantage
- IH-Open HMO Option
- CareFirst MedStar PPO
- IH-Open EPO Plus
- Mamsi Life & Health (Indem./PPO)
- United Healthcare Community Plan - VA Medicaid MCO
- IH-Network Only Plus
- CIGNA PPO
- Erickson Advantage Plans
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Anthem BCBS Medi Blue Plus
- Police and Fire Clinic
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Aetna Managed Choice (POS)
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- Choice POS II Open Access
- IH-HMO
- United Medicare Private Fee-for-Service (PFFS) plans
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- IH-Open POS Plus
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Medicare FFS
- United Healthcare Choice Plus Cardiac Global
- BlueChoice Open Access
- CareFirst Maryland Indemnity or PPO
- Anthem BCBS Medi Blue Dual Adv
- CareFirst Administrators
- Tricare Reserve Select
- OCI Direct (HMO)
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- Choice Care Network/HUMANA (PPO)
- TRICARE East Prime
- Kaiser Permanente Medicare Advantage Signature and Select
- HealthyBlue PPO
- CIGNA EPO
- Optimum Choice Preferred (POS)
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- Aetna Classic 3500
- Aetna Premier 200PD
- CareFirst Blue Choice Opt Out Open Access
- Coventry Health Care National Network PPO
- Aetna Student Health Insurance
- AmeriHealth Caritas DC Healthy Families
- Navigate
- Blue Choice Advantage
- OA Plus
- Cigna True Choice Plus Medicare (PPO)
- Johns Hopkins Advantage MD PPO
- Cigna Achieve Medicare (HMO C-SNP)
- Choice Fund PPO
- Aetna Better Health of VA
- CIGNA HMO & Network (HMO)
- Cigna Preferred Medicare (HMO)
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- CIGNA HMO Open Access
- Kaiser Permanente Select Cardiac Global
- Kaiser Permanente Select - Added Choice
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- Cigna True Choice Medicare (PPO)
- First Health PPO
- Aetna Open Choice (PPO)
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- CareFirst BlueChoice HMO
- Johns Hopkins Advantage MD HMO
Education
Residency: MedStar Washington Hospital Center (1994)
Internship: MedStar Washington Hospital Center (1992)
Medical Education: George Washington University (1991)