Dr. Rajkumar Mariwalla, MD

Dr. Rajkumar Mariwalla, MD

Gastroenterology  ·  
Male  ·  
Age 66
Dr. Rajkumar Mariwalla, MD is a gastroenterology specialist in West Islip, NY and has been practicing for 38 years. He graduated from Maulana Azad Med Coll-Delhi U in 1975 and specializes in gastroenterology.

1111 Montauk Hwy Ste 3-1

West Islip, NY 11795

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Louisiana
  • Blue Cross Blue Shield of Massachusetts
  • Capital District Physician's Health Plan (CDPHP)
  • Cigna
  • EmblemHealth
  • Empire Blue Cross Blue Shield
  • First Health (Coventry Health Care)
  • 3 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Mariwalla

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Mariwalla performs your care needs compared to other doctors.

Gastroesophageal Reflux Disease (GERD)
very high
more than 99% of peers
Stomach Diseases
very high
more than 98% of peers
Gastrointestinal Diseases
very high
more than 98% of peers

Dr. Mariwalla's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Gastroenterology

2  Board Certifications

  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

65  Conditions Treated


Read Less

3  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Maulana Azad Med Coll-Delhi U
    Medical School | Graduated 1975
  • Bedford Genl Hospital
    Internship Hospital | Completed 1977
  • Jersey City Med Center
    Residency Hospital | Completed 1980
  • Northampton Genl Hospital
    Residency Hospital | Completed 1979

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Mariwalla has no media or publications listed.

Languages Spoken

  • English
  • Hindi

Memberships & Professional Affiliations

Dr. Mariwalla does not have any memberships or affiliations listed. If you are Dr. Mariwalla and would like to add memberships or affiliations, please update your profile.

Dr. Mariwalla's Reviews

Likelihood of recommending Dr. Mariwalla to family and friends
16 total reviews (1 has a comment)

Likelihood to Recommend (16)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Mariwalla's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    16 to 30 minutes

Patient Comments (1)

I work in medical, so I have seen my fair share of dysfunctional or efficient offices. This office is pretty darn good. Appointment date to be seen was quick. Check in was polite. Wait time was very short. The MA's are on top of their job. Dr. Mariwalla is attentive, listened, examined,...more
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