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Dr. Mitchell Fenster, MD

Internal Medicine*
4.5 (15)
Map Pin Small Valhalla, NY
Accepting new patients
43 years of experience

Offers telehealth

Overview of Dr. Mitchell Fenster, MD

Dr. Mitchell Fenster, MD is an Internal Medicine Specialist in Valhalla, NY. They specialize in Internal Medicine, has 43 years of experience, and is board certified in Internal Medicine. They graduated from City University of New York School of Medicine and is affiliated with Northern Westchester Hospital, White Plains Hospital and Phelps Hospital. Dr. Fenster, completed a residency at Nyu Hospitals Center, Internal Medicine. Patients rated Dr. Fenster an average 4.5 star rating.

Dr. Fenster works at Northwell Health Physician Partners at Valhalla in Valhalla, NY. They are accepting new patients and accept Aetna, Anthem and Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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These providers are on the medical staff of NewYork-Presbyterian Westchester.

Dr. Fenster's Office Locations

  1. 1
    Northwell Health Physician Partners at Valhalla
    465 Columbus Ave Ste 125, Valhalla, NY 10595 Icon Directions Right Arrow Directions Phone Icon (914) 769-0268

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Northern Westchester Hospital
  • White Plains Hospital
  • Phelps Hospital

Experience & Treatment Frequency

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May Perform

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Immunization Administration
Care Coordination for Complex Conditions and Procedures
Wellness Examination
Immunization Administration
Care Coordination for Complex Conditions and Procedures

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.
Immunization Administration
Care Coordination for Complex Conditions and Procedures
Wellness Examination
Acute Upper Respiratory Infection
All Headaches (incl. Migraine)
Dehydration
Limb Pain
Shortness of Breath
Urinary Tract Infection (UTI)
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Abdominal Pain
Acne
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Acute Bronchitis
Acute Deep Vein Thrombosis (DVT)
Acute Laryngitis
Acute Lower Respiratory Infection
Acute Pharyngitis
Acute Sinusitis
Acute Tonsillitis
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Adhesive Capsulitis Shoulder
Administrative Physical
Allergic Conjunctivitis
Allergic Rhinitis
Anemia
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Animal Allergies
Anxiety
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Arthritis
Arthritis of the Elbow
Asthma
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Asymptomatic Post-Menopausal Status
Atherosclerosis
Atopic Dermatitis (Eczema)
Back Pain
Balanoposthitis
Bedsores
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Benign Chronic Pain Syndrome
Bladder Infection
Blood in Urine (Hematuria)
Breast Pain
Bronchiectasis
Bronchitis
Burn Injuries
Bursitis
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Calcium Metabolism Disorders
Candidiasis of Skin and Nails
Carpal Tunnel Syndrome
Celiac Disease
Cellulitis
Chest Pain
Chest Wall Pain Syndrome
Chronic Deep Vein Thrombosis (DVT)
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Pharyngitis
Chronic Sinusitis
Chronic Venous Embolism Thrombosis
Constipation
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
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Deep Vein Thrombosis (DVT)
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
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Difficulty With Walking
Diverticulitis
Diverticulosis
Dizziness
Dry Skin
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Dyslipidemia
Dysphagia
Ear Ache
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Earwax Buildup
Eczema and Contact Dermatitis
Emphysema
Enlarged Prostate (BPH)
Enteritis
Essential Tremor
Fever
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Fibromyalgia
Foot Infection
Gait Abnormality
Ganglion Cyst
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Genital Herpes
Gout
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Hair Loss
Headache
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Heart Disease
Heart Palpitations
Hemorrhoids
Hepatitis A
Hernia
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Herpes Simplex Infection
Herpes Zoster Without Complication
Hidradenitis
Hip Sprain
Hives
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Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertension
Hypogonadism
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Influenza (Flu)
Insomnia
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Intestinal Diverticulitis
Iodine Deficiency
Irritable Bowel Syndrome
Joint Pain
Kidney Stone Pain (Renal Colic)
Knee Sprain
Laryngitis
Lateral and Medial Epicondylitis (Tennis and Golf Elbow)
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Low Back Pain
Lyme Disease
Malaise and Fatigue
Menopausal and Postmenopausal Disorders
Menstrual Disorders
Migraine
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Mineral Metabolism Disorders
Muscle Cramping
Muscle Spasm
Muscle Weakness
Nasopharyngitis
Nausea
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Neck Muscle Strain
Neurogenic Bladder
Noninfectious Gastroenteritis and Colitis
Obesity
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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
Otitis Media
Outer Ear Infection
Overactive Bladder
Overweight
Patellofemoral Pain Syndrome (PFPS)
Perimenopause
Peripheral Nerve Disorders
Pharyngitis
Phlebitis and Thrombophlebitis
Pinkeye (Conjunctivitis)
Plantar Fasciitis
Pneumonia
Poison Ivy
Pollen Allergy
Polyneuropathy
Polyuria
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Prostatitis
Proteinuria
Purpura
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Radiculopathy
Rash
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Ringworm
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Rosacea
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Sarcoidosis
Sciatica (Not Due to Disc Displacement)
Second-Degree Burns
Sexually Transmitted Diseases (STDs)
Shingles
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Shoulder Tendinitis and Tenosynovitis
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Swine Flu
Symptomatic Menopause
Testicular Dysfunction
Throat Pain
Thrush
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Thyroid Goiter
Tinnitus
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Tobacco Use Disorder
Tonsillitis
Transient Ischemic Attack (TIA)
Urinary Incontinence
Urinary Stones
Vaginitis or Vaginosis
Varicose Eczema
Venous Embolism and Thrombosis
Venous Insufficiency
Vertigo
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Viral Enteritis
Viral Infection
Vitamin B Deficiency
Vitamin B12 Deficiency
Vitamin D Deficiency
Wheezing
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Diabetes Counseling
Flu Shot
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Check your insurance
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    Please double-check when making an appointment.

    View All Accepted Carriers

    • Aetna
    • Affinity Health Plan
    • Amerigroup (Wellpoint)
    • Anthem
    • Assurant Health
    • Blue Cross Blue Shield
    • Buckeye Community Health Plan
    • Cigna
    • Coventry Health Care
    • EmblemHealth
    • Health Net
    • HealthPartners
    • Humana
    • MagnaCare
    • Medica
    • Midwest Health Plan
    • MVP Health Care
    • Oxford Health Plans
    • PreferredOne
    • Priority Health
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    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.

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    4.5
    Average provider rating
    Based on 15 ratings
    Patient Ratings (15)
    5 Star
    (13)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (2)
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    Dr. Fenster's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Fenster

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Mitchell Fenster, 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
    • 43 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
    • 1548378573
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Residency
    • Nyu Hospitals Center, Internal Medicine
    Residency
    Internship
    • New York University-Bellevue Medical Center, New York
    Internship
    Medical Education
    • City University of New York School of Medicine
    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.

    Frequently Asked Questions

    Dr. Mitchell Fenster, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Fenster is offering online scheduling or call the provider’s office for more information.

    Dr. Fenster has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Fenster works at Northwell Health Physician Partners at Valhalla in Valhalla, NY. View the full address on Dr. Fenster’s profile.

    15 patients have reviewed Dr. Fenster. The overall rating for this provider is 4.5. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Fenster.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Fenster, there are benefits to both methods. A person calling to schedule an with Dr. Fenster 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.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Fenster, or would you like to choose another provider and have an online appointment right now?
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    Call now to make an appointment
    (914) 769-0268

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