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Mark Gelfand, MD

Dr. Gelfand is an internal medicine doctor in the Brooklyn area. He is affiliated with NYU Hospitals Center and Maimonides Medical Center.
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Conditions treated

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Top 25%
847 doctors
Top 15%
847 doctors
Top 5%
423 doctors
Dr. Gelfand saw more vitamin deficiency patients than 95% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
2.7k doctors
Top 15%
2.7k doctors
Top 5%
1.3k doctors
Dr. Gelfand saw more pain patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

Related services provided

Top 25%
106 doctors
Top 15%
106 doctors
Top 5%
52 doctors
Dr. Gelfand saw sensorineural hearing loss patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

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Top 25%
492 doctors
Top 15%
492 doctors
Top 5%
246 doctors
Dr. Gelfand saw more goiter patients than 95% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
334 doctors
Top 15%
334 doctors
Top 5%
167 doctors
Dr. Gelfand saw more non-alcoholic liver disease patients than 95% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
808 doctors
Top 15%
808 doctors
Top 5%
403 doctors
Dr. Gelfand saw more allergic reaction patients than 75% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
1.1k doctors
Top 15%
1.1k doctors
Top 5%
561 doctors
Dr. Gelfand saw upper respiratory infection (URI) patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

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Top 25%
594 doctors
Top 15%
594 doctors
Top 5%
297 doctors
Dr. Gelfand saw more enlarged prostate patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
594 doctors
Top 15%
594 doctors
Top 5%
297 doctors
Dr. Gelfand saw more benign prostatic hyperplasia (BPH) patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
424 doctors
Top 15%
423 doctors
Top 5%
211 doctors
Dr. Gelfand saw more hearing loss patients than 75% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
1.5k doctors
Top 15%
1.5k doctors
Top 5%
757 doctors
Dr. Gelfand saw more high cholesterol patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

Related services provided

Top 25%
1.5k doctors
Top 15%
1.5k doctors
Top 5%
735 doctors
Dr. Gelfand saw more thyroid condition patients than 95% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
964 doctors
Top 15%
964 doctors
Top 5%
482 doctors
Dr. Gelfand saw tonsillitis patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.
Top 25%
108 doctors
Top 15%
108 doctors
Top 5%
54 doctors
Dr. Gelfand saw prostatitis patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

Related services provided

Top 25%
2.4k doctors
Top 15%
2.4k doctors
Top 5%
1.2k doctors
Dr. Gelfand saw more vascular disease patients than 75% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
2.5k doctors
Top 15%
2.5k doctors
Top 5%
1.3k doctors
Dr. Gelfand saw more cardiovascular disease (CVD) patients than 75% of similar doctors in the NYC area in 2014–2018. Learn more.

Related services provided

Top 25%
1.4k doctors
Top 15%
1.4k doctors
Top 5%
688 doctors
Dr. Gelfand saw more back pain patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
925 doctors
Top 15%
925 doctors
Top 5%
462 doctors
Dr. Gelfand saw rash patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

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Top 25%
1.4k doctors
Top 15%
1.4k doctors
Top 5%
718 doctors
Dr. Gelfand saw more back problems patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
471 doctors
Top 15%
472 doctors
Top 5%
235 doctors
Dr. Gelfand saw more kidney stones patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.

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Top 25%
1.3k doctors
Top 15%
1.3k doctors
Top 5%
663 doctors
Dr. Gelfand saw more allergies patients than 75% of similar doctors in the NYC area in 2014–2018. Learn more.

Related services provided

Top 25%
1.2k doctors
Top 15%
1.2k doctors
Top 5%
616 doctors
Dr. Gelfand saw more liver condition patients than 95% of similar doctors in the NYC area in 2014–2018. Learn more.

Related services provided

Top 25%
386 doctors
Top 15%
385 doctors
Top 5%
192 doctors
Dr. Gelfand saw enlarged tonsils patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.
Top 25%
197 doctors
Top 15%
198 doctors
Top 5%
98 doctors
Dr. Gelfand saw H. pylori patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.
Top 25%
924 doctors
Top 15%
923 doctors
Top 5%
461 doctors
Dr. Gelfand saw more hormonal imbalance patients than 85% of similar doctors in the NYC area in 2014–2018. Learn more.
Top 25%
1.1k doctors
Top 15%
1.1k doctors
Top 5%
563 doctors
Dr. Gelfand saw ear condition patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

Related services provided

Top 25%
892 doctors
Top 15%
891 doctors
Top 5%
445 doctors
Dr. Gelfand saw sinusitis patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

Related services provided

Top 25%
1.0k doctors
Top 15%
1.0k doctors
Top 5%
505 doctors
Dr. Gelfand saw sinus condition patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

Related services provided

Top 25%
317 doctors
Top 15%
317 doctors
Top 5%
158 doctors
Dr. Gelfand saw Graves' disease patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

Related services provided

Top 25%
318 doctors
Top 15%
317 doctors
Top 5%
158 doctors
Dr. Gelfand saw hyperthyroidism patients in 2014–2018, but we couldn’t determine whether he was a top doctor for the condition in the NYC area. Learn more.

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Locations

Dr. Gelfand sees patients and can be reached at the following location.

Office
415 Ocean View Ave
Brooklyn, NY 11235
193 miles away

Reviews

Credentials
  • Brookdale University Hospital and Medical Center Program
    RESIDENCY
  • Samara State Medical University
    MEDICAL EDUCATION, 1986

Hospital affiliations

Dr. Gelfand is able to admit and treat patients at the following hospitals.

  • NYU Hospitals Center
    C
    Hospital safety grade (Fall 2018)
  • Maimonides Medical Center
    F
    Hospital safety grade (Fall 2018)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Anthem
  • Cigna
  • CoreSource
  • EmblemHealth
  • MVP Health Care
  • MagnaCare
  • Medicare
  • Meritain Health
  • Pomco
  • United Healthcare