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