Mitchell I. Fenster
Experienced in Sciatica

Dr. Mitchell I. Fenster

Internal Medicine
Northwell Health
Northwell Health Physician Partners At Valhalla
465 Columbus Avenue, Suite 125, 
Valhalla, NY 
On Staff At
Offers Telehealth

Experienced in Sciatica
Northwell Health
Northwell Health Physician Partners At Valhalla
465 Columbus Avenue, Suite 125, 
Valhalla, NY 
OverviewInsuranceLocationsSimilar Doctors

Overview

Mitchell Fenster is a primary care provider, practicing in Internal Medicine in Valhalla, New York. Dr. Fenster is rated as an Experienced provider by MediFind in the treatment of Sciatica. His top areas of expertise are High Cholesterol, Type 2 Diabetes (T2D), COVID-19, and Multisystem Inflammatory Syndrome in Children (MIS-C).

Graduate Institution
Mount Sinai Hospital
Specialties
Internal Medicine
Licenses
Internal Medicine in NY
Hospital Affiliations
Phelps Hospital
Northern Westchester Hospital
Languages Spoken
English
Gender
Male
Awards
Patients' Choice Award Recipient (2024)

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health First
  • HMO
  • POS
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
MetLife
  • PPO
MVP Health
  • EPO
  • PPO
Northwell Health
  • INSURANCE PLAN
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
VNS Health
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 17 Less Insurance Carriers -

Locations

Northwell Health Physician Partners at Valhalla
465 Columbus Avenue, Suite 125, Valhalla, NY 10595
Call: 914-769-0268
Similar Doctors
Distinguished in Sciatica
Dr. Victor Fariwa
Internal Medicine
Distinguished in Sciatica
Dr. Victor Fariwa
Internal Medicine
2153 E 3rd St, 
Brooklyn, NY 
 (36.5 miles away)
718-339-9438
Languages Spoken:
English
See accepted insurances

Victor Fariwa is a primary care provider, practicing in Internal Medicine in Brooklyn, New York. Dr. Fariwa is rated as a Distinguished provider by MediFind in the treatment of Sciatica. His top areas of expertise are Tracheitis, Jock Itch, Cellulitis, Gastrostomy, and Colonoscopy.

Distinguished in Sciatica
Dr. Dong-hong Shong
Internal Medicine
Distinguished in Sciatica
Dr. Dong-hong Shong
Internal Medicine
13668 Roosevelt Avenue, Unit 4b, 
Flushing, NY 
 (23.5 miles away)
718-539-3648
Languages Spoken:
English, Cantonese, Mandarin
See accepted insurances

Dong-hong Shong is a primary care provider, practicing in Internal Medicine in Flushing, New York. Dr. Shong is rated as a Distinguished provider by MediFind in the treatment of Sciatica. Her top areas of expertise are Sitosterolemia, High Cholesterol, Jaundice, and Sciatica.

Advanced in Sciatica
Dr. Desiree Chow
Internal Medicine
Advanced in Sciatica
Dr. Desiree Chow
Internal Medicine

Icahn School Of Medicine At Mount Sinai

1 St Ave 16th St, 
New York, NY 
 (27.9 miles away)
212-844-8100
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Desiree Chow is a primary care provider, practicing in Internal Medicine in New York, New York. Dr. Chow is rated as an Advanced provider by MediFind in the treatment of Sciatica. Her top areas of expertise are Sciatica, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

VIEW MORE SCIATICA DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Fenster's expertise for a condition
ConditionClose
      • Advanced
      • COVID-19
        Dr. Fenster is
        Advanced
        . Learn about COVID-19.
        See more COVID-19 experts
      • Familial Hypertension
        Dr. Fenster is
        Advanced
        . Learn about Familial Hypertension.
        See more Familial Hypertension experts
      • Glucocorticoid-Remediable Aldosteronism
        Dr. Fenster is
        Advanced
        . Learn about Glucocorticoid-Remediable Aldosteronism.
        See more Glucocorticoid-Remediable Aldosteronism experts
      • High Cholesterol
        Dr. Fenster is
        Advanced
        . Learn about High Cholesterol.
        See more High Cholesterol experts
      • Hyperlipidemia Type 3
        Dr. Fenster is
        Advanced
        . Learn about Hyperlipidemia Type 3.
        See more Hyperlipidemia Type 3 experts
      • Hypertension
        Dr. Fenster is
        Advanced
        . Learn about Hypertension.
        See more Hypertension experts
      View All 14 Advanced Conditions
      • Experienced
      • Abdominal Obesity Metabolic Syndrome
        Dr. Fenster is
        Experienced
        . Learn about Abdominal Obesity Metabolic Syndrome.
        See more Abdominal Obesity Metabolic Syndrome experts
      • Acute Kidney Failure
        Dr. Fenster is
        Experienced
        . Learn about Acute Kidney Failure.
        See more Acute Kidney Failure experts
      • Addison's Disease
        Dr. Fenster is
        Experienced
        . Learn about Addison's Disease.
        See more Addison's Disease experts
      • Alopecia Areata
        Dr. Fenster is
        Experienced
        . Learn about Alopecia Areata.
        See more Alopecia Areata experts
      • Andermann Syndrome
        Dr. Fenster is
        Experienced
        . Learn about Andermann Syndrome.
        See more Andermann Syndrome experts
      • Anemia
        Dr. Fenster is
        Experienced
        . Learn about Anemia.
        See more Anemia experts
      View All 191 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

          Close
          0 / 1000

          Please provide us with the below insurance information:

                By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.