Deborah Beth Horwitz, MD| Internal Medicine | MedStar Health
About me
Dr. Horwitz has been awarded recognition by the National Committee for Quality Assurance Physician Practice Connections® Patient-Centered Medical Home Program (PPC-PCMH). Recognition identifies clinicians who make the most of clinical information to make better decisions and provide better follow-up care.
Dr. Horwitz was recognized by Washingtonian magazine as a Top Doctor- 2012, 2013, 2014, 2015, 2016, 2018.
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
- Abdominal Aortic Aneurysm (AAA) Screening
- Abscess Incision And Drainage
- Adhd Assessment
- Advance Directive Planning
- Aging Education
- Aging Life Care
- Aging Resource Coordination
- Aging Well Resources
- Anticoagulation Therapy
- Anxiety Disorder Screening
- Anxiety Treatment
- Arterial Pressure Monitoring
- 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
- 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
- Muscle Injection
- Nebulizer Therapy
- Neuropsychological Testing
- Nitrogen Washout Treatment
- Osteoporosis Prevention Treatment
- Osteoporosis Risk Assessment
- Pain Medication Management
- Palliative Care Coordination
- Pap Smear
- Parenting Resources
- 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
- 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
- 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
- Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
- Humana Gold Plus HMO
- Aetna Classic 5000PD
- Aetna Signature Administrator PPO/TPA
- Choice POS II Open Access
- UnitedHealthcare Medicare Adv. Special Needs Plans
- Cigna Alliance Medicare (HMO)
- United Student Resources
- Uniformed Services Family Health Plan
- Anthem BCBS of VA Key Care POS/PPO/Indemnity
- Aetna Traditional Choice (PPO)
- OCI Direct (HMO)
- MedStar Family Choice - Maryland Health Choice
- HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
- CareFirst (NCA) Indemnity
- Navigate
- Kaiser Permanente Select
- AmeriHealth Caritas DC Healthy Families
- UnitedHealthcare Individual Exchange Plans
- CIGNA Connect EPO
- MultiPlan, Inc
- United Healthcare Select HMO-EPO/NPP Cardiac Global
- UnitedHealthcare Medicare Advantage DSNP District of Columbia
- United Healthcare Choice
- CIGNA PPO
- IH-POS
- United Healthcare Select Plus (POS)
- Magellan Complete Care of VA - VA Medicaid MCO
- Optimum Choice Preferred (POS)
- Tricare Reserve Select
- Aetna HMO
- Options PPO Cardiac Global
- CIGNA HMO & Network (HMO)
- Aetna Quality Point of Service (POS)
- CareFirst Maryland Indemnity or PPO
- BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
- CareFirst Group Medicare Advantage
- Anthem BCBS Medi Blue Plus
- Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
- Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
- Aetna Student Health Insurance
- CIGNA PPO Plus
- CareFirst NASCO
- Advantra Platinum (PPO)
- Priority Partners - Maryland Health Choice
- POS OA
- Blue Choice Advantage
- CIGNA Indemnity
- Kaiser Permaenete Signature - Added Choice Cardiac Global
- Amerigroup DC Healthy Families
- UHC Group Medicare Advantage Plans (HMO, POS, PPO)
- AMERIVANTAGE/Amerigroup Community Care
- United Healthcare Navigate Cardiac Global
- Coventry Health Care National Network PPO
- CIGNA POS/Network POS
- IH-Open HMO Option
- Lasso Healthcare - Medicare Medical Savings Account
- Core Essential (HMO)
- Private Health Care Systems (PPO)
- Mamsi Life & Health (Indem./PPO)
- CIGNA EPO
- Kaiser Permanente Medicare Advantage Signature and Select
- IH-Indemnity
- Aetna Elect Choice/ Open Access (POS)
- United Medicare Private Fee-for-Service (PFFS) plans
- CareFirst Blue Choice Opt Out Plus Open Access (POS)
- United Healthcare Choice Cardiac Global
- Aetna Worker's Compensation Network
- IH-HMO
- Jai Medical Systems - Maryland Health Choice
- Medicare FFS
- Beech Street PPO
- IH-Open HMO
- Aetna Elect Choice/ EPO (Aetna Health Fund)
- Aetna Advantage 5750
- MedStar Family Choice DC Healthcare Alliance
- HumanaChoice PPO
- Anthem Federal Employee Program Standard
- Cigna Achieve Medicare (HMO C-SNP)
- Great-West Healthcare POS/CIGNA
- Kaiser Maryland Medicaid MCO
- CareFirst Blue Preferred PPO
- Anthem BCBS of VA HealthKeepers (HMO)
- Amerigroup DC Alliance
- Aetna Better Health of VA
- IH-POS Plus
- Aetna Classic 5000
- United Healthcare Options (PPO)
- First Health PPO
- CareFirst Administrators
- Choice POS II
- Aetna Advantage 6350
- Humana Medicare Advantage - PPO
- CareFirst EPO
- MD IPA (HMO) & MD IPA Preferred Cardiac Global
- UHC Passport
- BlueChoice Open Access
- CareFirst Federal Employee Program (Std. & Basic PPO)
- United Healthcare Choice Plus
- CareFirst MedStar PPO
- IH-EPO Plus
- United Healthcare Choice Plus Cardiac Global
- United Healthcare Community Plan - VA Medicaid MCO
- IH-Network Only Plus
- Kaiser Permanente Flexible Choice POS Cardiac Global
- United Healthcare Select HMO - EPO/NPP
- CareFirst Blue Choice Opt Out Open Access
- Anthem BCBS Medi Blue Dual Adv
- Optima Family Care MCO - VA Medicaid MCO
- Johns Hopkins Advantage MD PLUS PPO
- Cigna Preferred Medicare (HMO)
- Aetna Basic
- Police and Fire Clinic
- Choice Care Network/HUMANA (PPO)
- IH-Open POS Plus
- TRICARE for Life East
- Medicare Direct
- Humana Medicare Advantage - HMO Open Access
- CareFirst FEP Blue Focus
- CareFirst BlueChoice HMO
- Aetna VA Exchange
- United HealthCare Community Plan - Maryland Health Choice Program
- CareFirst Community Health Plan of MD
- Sentara Health
- NYC Medicare Advantage Plus
- Cigna True Choice Plus Medicare (PPO)
- Aetna Premier 200PD
- Geisinger Medicare Advantage
- Healthy Blue (HMO, POS)
- BCBS Out-of-State Medicare Plans (Blue Advantage)
- CareFirst BlueCross BlueShield Advantage Core/Enhanced
- Private Fee-for-Service Plans (PFFS)
- M.D. IPA (HMO)
- TRICARE East Prime
- Anthem Federal Employee Program Basic
- CIGNA HMO Open Access
- Anthem BCBS Medi Blue SNP
- Kaiser Permanente Signature
- Medicare Advantage - Advantra Value (PPO)
- Kaiser Permanente Select Cardiac Global
- Kaiser Permanente Flexible Choice 3-tier POS
- First Health PPO
- Kaiser Permanente Select - Added Choice
- CareFirst MedStar Select PPO
- Anthem BCBS of VA HealthKeepers Plus
- Anthem BCBS of VA HealthKeepers (POS & POS OA)
- Cigna True Choice Medicare (PPO)
- IH-PPO
- Select HMO/HealthFund/Health Network
- Kaiser Permanente Signature - Added Choice
- Aetna Advantage 6350PD
- Aetna Medicare Advantage PFFS Plan
- WellPoint Maryland - Maryland Health Choice
- HumanaChoice Honor's plan PPO
- Aetna Open Choice (PPO)
- Veterans Affairs Community Care Network
- CareFirst Group Medicare Advantage prescription drug benefit (PPO)
- Alterwood Advanatge HMO & DSNP Plans
- Johns Hopkins Advantage MD HMO
- Aetna Managed Choice (POS)
- Health Services for Children with Special Needs
- IH-Open Network Only Plus
- Johns Hopkins Advantage MD PPO
- DC/MD SHOP QHP Small Business Plans
- UnitedHealthcare and AARP Medicare Complete Plans
- Coventry of Delaware HMO/PPO
- Aetna Medicare Advantage HMO & PPO Plans
- Choice POS
- Optimum Choice
- Aetna Classic 3500
- HealthyBlue PPO
- TriWest Healthcare Alliance
- Choice Fund PPO
- Mamsi Life & Health (Indem./PPO) Cardiac Global
- MedStar Family Choice DC Healthy Families
- Erickson Advantage Plans
- Kaiser Permanente Medicare Plus
- AmeriHealth Caritas DC Healthcare Alliance
- Employee Health Plan
- Aetna Managed Choice Open Access (POS)
- M.D. IPA Preferred (POS)
- Coventry Health Care of Virginia
- HighMark
- Kaiser Permanente HMO Plus and DHMO Plus Member
- OA Plus
- Network OA
- CIGNA SureFit (HMO)
- IH-Open POS II
- CareFirst Blue Card Program
- Aetna Better Health of MD
- IH-Open EPO Plus
- CareFirst Maryland Point of Service Plan
- Maryland Physicians Care MCO
- TRICARE East Select
- Cigna TotalCare (HMO D-SNP)
- CareFirst Dual Prime HMO-SNP
Education
Board Certification: American Board of Internal Medicine, Internal Medicine
Residency Program: New England Medical Center (1999)
Internship Program: New England Medical Center (1997)
Medical School: Temple University School of Medicine (1996)