Carolyn A Hammett, MD| Internal Medicine | MedStar Health
Carolyn A Hammett

Carolyn A Hammett, MD
Provider is directly employed by MedStar Health

4.7 out of 5 (1193 reviews)

Specialties: Internal Medicine

Languages: English

301-490-8750

About me

Areas of clinical interest

  • Geriatrics
  • Diabetes mellitus
  • Hypertension
  • Depression and anxiety

Certifications and professional associations

  • Member of the American Medical Association, and the American College of Physicians
  • Board certified, American Board of Internal Medicine

Philosophy of care
“My philosophy of care is to work collaboratively with my patients. I present evidence and alternatives then the patient and I make decisions on how we should proceed.”

Clinical areas of focus

  • Digestive System Symptoms
  • Heart Failure Medication Management
  • High Blood Pressure
  • Physical Exams
  • Preventive Action
  • Respiratory Disorders
  • Subclinical Hypothyroidism
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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
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Procedures I perform

  • 24-Hour Blood Pressure Monitoring
  • Abscess Incision And Drainage
  • Adhd Assessment
  • 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
  • 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
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Practice locations

Distance from Change LocationEnter your Location

13952 Baltimore Ave
Laurel, MD, 20707

301-490-1990

Fax 301-490-8750

Get Directions

miles away

Fax 301-490-8750

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

Education

Board Certification: American Board of Internal Medicine, Internal Medicine

Residency Program: MedStar Franklin Square Medical Center (1991)

Internship Program: MedStar Franklin Square Medical Center (1989)

Medical School: University of Maryland School of Medicine (1988)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.7
  • Extent to which the care provider listened to you

    4.7
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.6
  • Provider included you in decisions

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

    4.7
  • Likelihood of recommending this care provider to others

    4.6
  • Dec 30, 2025

    Dr Hammett is caring! She really listens. She is warm and compassionate. I love her calming manor!

  • Dec 29, 2025

    Dr. Hammett was very professional

  • Dec 20, 2025

    Dr. Hammett is always easy to talk with and is a good listener. She never makes me feel like she's in a hurry.