Dr. Wertheim accepts Aetna, Blue Cross Blue Shield and Cigna, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.
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- East Setauket
- Dr. William Wertheim, MD
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Dr. William Wertheim, MD
Overview of Dr. William Wertheim, MD
Dr. William Wertheim, MD is an Internist in East Setauket, NY. They specialize in Internal Medicine, has 35 years of experience, and is board certified in Internal Medicine. They graduated from New York University and is affiliated with Stony Brook University Hospital. Patients rated Dr. Wertheim an average 5.0 star rating.
Dr. Wertheim works at
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Dr. Wertheim's Office Locations
-
1
Stony Brook Internists Ufpc205 N Belle Mead Ave, East Setauket, NY 11733 Directions (631) 444-4630
-
2
Office4 Smith Haven Mall Ste 203, Lake Grove, NY 11755 Directions (631) 444-4630
Hospital Affiliations
Admitting Hospitals
Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.
Admitting Hospitals
Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.
Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.
- Stony Brook University Hospital
Experience & Treatment Frequency
NEW FEATURE
What is treatment frequency?
Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:
Very HighFrequency HighFrequency NormalFrequency May Perform Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.
NEW FEATURE
What is treatment frequency?
Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:
Very HighFrequency
HighFrequency
NormalFrequency
May Perform
Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.
Search for conditions or procedures.
Condition or procedure
Treatment Frequency
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Immunization Administration
Abdominal Pain
Abnormal Thyroid
Acne
Acute Bronchitis
Acute Pharyngitis
Acute Sinusitis
Acute Upper Respiratory Infection
Acute Venous Embolism Thrombosis
ADHD and-or ADD
All Headaches (incl. Migraine)
Anemia
Anxiety
Arthritis
Arthritis of the Elbow
Asthma
Asymptomatic Post-Menopausal Status
Ataxia
Atherosclerosis
Back Pain
Bedsores
Bladder Infection
Blood in Urine (Hematuria)
Boil
Breast Pain
Bronchiectasis
Bronchitis
Calcium Metabolism Disorders
Celiac Disease
Cellulitis
Chest Pain
Chronic Neck Pain
Chronic Sinusitis
Chronic Venous Embolism Thrombosis
Constipation
COPD (Chronic Obstructive Pulmonary Disease)
Cough
Dermatitis Due to Drugs
Dermatitis Due to Substances Taken Internally
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
Difficulty With Walking
Dizziness
Dyslipidemia
Dysphagia
Earwax Buildup
Emphysema
Enlarged Prostate (BPH)
Esophagitis
Essential Tremor
Fever
Fibromyalgia
Gait Abnormality
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroptosis
Gonorrhea Infections
Gout
Headache
Heart Disease
Heart Palpitations
Hernia
Hives
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertension
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Insomnia
Intestinal Diverticulitis
Intestinal Diverticulosis
Irritable Bowel Syndrome
Joint Pain
Limb Pain
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Low Back Pain
Lyme Disease
Malaise and Fatigue
Migraine
Mineral Metabolism Disorders
Muscle Cramping
Muscle Spasm
Muscle Weakness
Nail and Nail Bed Infection
Nasopharyngitis
Nausea
Nighttime Urination (Nocturia)
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hand
Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Overweight
Painful Urination (Dysuria)
Patellofemoral Pain Syndrome (PFPS)
Pericardial Disease
Peripheral Nerve Disorders
Pharyngitis
Phlebitis and Thrombophlebitis
Plantar Fasciitis
Pneumonia
Polymyalgia Rheumatica (PMR)
Polyneuropathy
Polyuria
Proteinuria
Radiculopathy
Rash
Raynaud's Disease
Restless Leg Syndrome
Ringworm
Secondary Diabetes Mellitus
Sexually Transmitted Diseases (STDs)
Shortness of Breath
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Skin Ulcer
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Testicular Dysfunction
Throat Pain
Thyroid Goiter
Tinea Versicolor
Tinnitus
Tobacco Use Disorder
Tremor
Trigeminal Neuralgia
Urinary Incontinence
Urinary Stones
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Venous Insufficiency
Vertigo
Vitamin B Deficiency
Vitamin D Deficiency
Wheezing
Care Coordination for Complex Conditions and Procedures
Diabetes Counseling
Wellness Examination
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Immunization Administration
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Immunization Administration
Treatment frequency
Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Arterial Blood Gas Test (ABG)
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Electrocardiogram (EKG)
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Immunization Administration
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Shortness of Breath
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Abdominal Pain
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Abnormal Thyroid
- View other providers who treat Abnormal Thyroid
Acne
- View other providers who treat Acne
Acute Bronchitis
- View other providers who treat Acute Bronchitis
Acute Pharyngitis
- View other providers who treat Acute Pharyngitis
Acute Sinusitis
- View other providers who treat Acute Sinusitis
Acute Upper Respiratory Infection
- View other providers who treat Acute Upper Respiratory Infection
Acute Venous Embolism Thrombosis
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ADHD and-or ADD
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All Headaches (incl. Migraine)
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Anemia
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Anxiety
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Arthritis
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Arthritis of the Elbow
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Asthma
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Asymptomatic Post-Menopausal Status
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Ataxia
- View other providers who treat Ataxia
Atherosclerosis
- View other providers who treat Atherosclerosis
Back Pain
- View other providers who treat Back Pain
Bedsores
- View other providers who treat Bedsores
Bladder Infection
- View other providers who treat Bladder Infection
Blood in Urine (Hematuria)
- View other providers who treat Blood in Urine (Hematuria)
Boil
- View other providers who treat Boil
Breast Pain
- View other providers who treat Breast Pain
Bronchiectasis
- View other providers who treat Bronchiectasis
Bronchitis
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Calcium Metabolism Disorders
- View other providers who treat Calcium Metabolism Disorders
Celiac Disease
- View other providers who treat Celiac Disease
Cellulitis
- View other providers who treat Cellulitis
Chest Pain
- View other providers who treat Chest Pain
Chronic Neck Pain
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Chronic Sinusitis
- View other providers who treat Chronic Sinusitis
Chronic Venous Embolism Thrombosis
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Constipation
- View other providers who treat Constipation
COPD (Chronic Obstructive Pulmonary Disease)
- View other providers who treat COPD (Chronic Obstructive Pulmonary Disease)
Cough
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Dermatitis Due to Drugs
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Dermatitis Due to Substances Taken Internally
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Diabetes Type 1
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Diabetes Type 2
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Diabetes With Renal Manifestations
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Diabetic Polyneuropathy
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Diarrhea
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Difficulty With Walking
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Dizziness
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Dyslipidemia
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Dysphagia
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Earwax Buildup
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Emphysema
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Enlarged Prostate (BPH)
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Esophagitis
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Essential Tremor
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Fever
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Fibromyalgia
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Gait Abnormality
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Gastritis
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Gastroesophageal Reflux Disease (GERD)
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Gastroptosis
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Gonorrhea Infections
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Gout
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Headache
- View other providers who treat Headache
Heart Disease
- View other providers who treat Heart Disease
Heart Palpitations
- View other providers who treat Heart Palpitations
Hernia
- View other providers who treat Hernia
Hives
- View other providers who treat Hives
Hypercalcemia
- View other providers who treat Hypercalcemia
Hyperkalemia
- View other providers who treat Hyperkalemia
Hyperlipidemia
- View other providers who treat Hyperlipidemia
Hypertension
- View other providers who treat Hypertension
Hypogonadism
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Hypokalemia
- View other providers who treat Hypokalemia
Hypotension
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Hypotension (Excluding Maternal)
- View other providers who treat Hypotension (Excluding Maternal)
Hypothyroidism
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Insomnia
- View other providers who treat Insomnia
Intestinal Diverticulitis
- View other providers who treat Intestinal Diverticulitis
Intestinal Diverticulosis
- View other providers who treat Intestinal Diverticulosis
Irritable Bowel Syndrome
- View other providers who treat Irritable Bowel Syndrome
Joint Pain
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Limb Pain
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Limb Swelling
- View other providers who treat Limb Swelling
Limb Swelling Caused by Fluid Overload
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Lipid Disorders
- View other providers who treat Lipid Disorders
Low Back Pain
- View other providers who treat Low Back Pain
Lyme Disease
- View other providers who treat Lyme Disease
Malaise and Fatigue
- View other providers who treat Malaise and Fatigue
Migraine
- View other providers who treat Migraine
Mineral Metabolism Disorders
- View other providers who treat Mineral Metabolism Disorders
Muscle Cramping
- View other providers who treat Muscle Cramping
Muscle Spasm
- View other providers who treat Muscle Spasm
Muscle Weakness
- View other providers who treat Muscle Weakness
Nail and Nail Bed Infection
- View other providers who treat Nail and Nail Bed Infection
Nasopharyngitis
- View other providers who treat Nasopharyngitis
Nausea
- View other providers who treat Nausea
Nighttime Urination (Nocturia)
- View other providers who treat Nighttime Urination (Nocturia)
Noninfectious Gastroenteritis and Colitis
- View other providers who treat Noninfectious Gastroenteritis and Colitis
Nosebleed
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Obesity
- View other providers who treat Obesity
Osteoarthritis
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Osteoarthritis of Foot
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Osteoarthritis of Hand
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Osteoarthritis of Hand or Wrist
- View other providers who treat Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
- View other providers who treat Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
- View other providers who treat Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
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Osteoarthritis of Shoulder
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Osteoarthritis of Spine
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Osteopenia
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Osteoporosis
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Overweight
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Painful Urination (Dysuria)
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Patellofemoral Pain Syndrome (PFPS)
- View other providers who treat Patellofemoral Pain Syndrome (PFPS)
Pericardial Disease
- View other providers who treat Pericardial Disease
Peripheral Nerve Disorders
- View other providers who treat Peripheral Nerve Disorders
Pharyngitis
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Phlebitis and Thrombophlebitis
- View other providers who treat Phlebitis and Thrombophlebitis
Plantar Fasciitis
- View other providers who treat Plantar Fasciitis
Pneumonia
- View other providers who treat Pneumonia
Polymyalgia Rheumatica (PMR)
- View other providers who treat Polymyalgia Rheumatica (PMR)
Polyneuropathy
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Polyuria
- View other providers who treat Polyuria
Proteinuria
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Radiculopathy
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Rash
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Raynaud's Disease
- View other providers who treat Raynaud's Disease
Restless Leg Syndrome
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Ringworm
- View other providers who treat Ringworm
Secondary Diabetes Mellitus
- View other providers who treat Secondary Diabetes Mellitus
Sexually Transmitted Diseases (STDs)
- View other providers who treat Sexually Transmitted Diseases (STDs)
Sinus Bradycardia
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Sinus Tachycardia
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Sinusitis
- View other providers who treat Sinusitis
Skin Ulcer
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Sleep Apnea
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Sprains and Strains (incl. Muscle Tear)
- View other providers who treat Sprains and Strains (incl. Muscle Tear)
Testicular Dysfunction
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Throat Pain
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Thyroid Goiter
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Tinea Versicolor
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Tinnitus
- View other providers who treat Tinnitus
Tobacco Use Disorder
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Tremor
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Trigeminal Neuralgia
- View other providers who treat Trigeminal Neuralgia
Urinary Incontinence
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Urinary Stones
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Urinary Tract Infection (UTI)
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Venous Embolism and Thrombosis
- View other providers who treat Venous Embolism and Thrombosis
Venous Insufficiency
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Vertigo
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Vitamin B Deficiency
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Vitamin D Deficiency
- View other providers who treat Vitamin D Deficiency
Wheezing
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Care Coordination for Complex Conditions and Procedures
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Diabetes Counseling
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Wellness Examination
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View All Accepted Carriers
- Aetna
- Blue Cross Blue Shield
- Cigna
- Connecticare
- EmblemHealth
- Empire Blue Cross Blue Shield
- Excellus BlueCross BlueShield
- MVP Health Care
- Oxford Health Plans
* Please verify this information when scheduling an appointment.
Ratings & Reviews
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Learn more about how FindCare's ratings and reviews work
Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.
Learn more about how FindCare's ratings and reviews work
Learn more about how FindCare's ratings and reviews work
5.0
Average provider rating
Based on 4 ratings
Patient Ratings (4)
5 Star
(4)
4 Star
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3 Star
(0)
2 Star
(0)
1 Star
(0)
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About Dr. William Wertheim, MD
Specialties*
- Internal Medicine
-
*Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Specialties*
Years of Experience
- 35 years of experience
Years of Experience
Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.
Languages Spoken
- English
Languages Spoken
NPI Number
- 1174548200
NPI Number
A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.
Education & Certifications
Medical Education
- New York University
Medical Education
Board Certifications
- Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?
A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Frequently Asked Questions
Dr. Wertheim has indicated that they do offer telehealth services. Please call the provider’s office at for more information.
Dr. Wertheim works at
4 patients have reviewed Dr. Wertheim. The overall rating for this provider is 5.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Wertheim.
Whether a person prefers to schedule an appointment online or over the phone with Dr. Wertheim, there are benefits to both methods. A person calling to schedule an with Dr. Wertheim appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.
