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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%
12k doctors
Top 15%
12k doctors
Top 5%
5.8k doctors
Dr. Gelfand saw more vitamin deficiency patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
40k doctors
Top 15%
40k doctors
Top 5%
20k doctors
Dr. Gelfand saw more pain patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.3k doctors
Top 15%
1.3k doctors
Top 5%
656 doctors
Dr. Gelfand saw sensorineural hearing loss patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
6.4k doctors
Top 15%
6.4k doctors
Top 5%
3.2k doctors
Dr. Gelfand saw more goiter patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
4.8k doctors
Top 15%
4.8k doctors
Top 5%
2.4k doctors
Dr. Gelfand saw more non-alcoholic liver disease patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
9.6k doctors
Top 15%
9.6k doctors
Top 5%
4.8k doctors
Dr. Gelfand saw more allergic reaction patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.3k doctors
Dr. Gelfand saw more upper respiratory infection (URI) patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
8.3k doctors
Top 15%
8.3k doctors
Top 5%
4.1k doctors
Dr. Gelfand saw more enlarged prostate patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
8.3k doctors
Top 15%
8.3k doctors
Top 5%
4.1k doctors
Dr. Gelfand saw more benign prostatic hyperplasia (BPH) patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.1k doctors
Top 15%
6.1k doctors
Top 5%
3.0k doctors
Dr. Gelfand saw more hearing loss patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
23k doctors
Top 15%
23k doctors
Top 5%
11k doctors
Dr. Gelfand saw more high cholesterol patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
22k doctors
Top 15%
22k doctors
Top 5%
11k doctors
Dr. Gelfand saw more thyroid condition patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
15k doctors
Top 15%
15k doctors
Top 5%
7.3k doctors
Dr. Gelfand saw more tonsillitis patients than 75% of similar doctors nationwide in 2014–2019. Learn more.
Top 25%
1.5k doctors
Top 15%
1.5k doctors
Top 5%
747 doctors
Dr. Gelfand saw prostatitis patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
36k doctors
Top 15%
36k doctors
Top 5%
18k doctors
Dr. Gelfand saw more vascular disease patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
38k doctors
Top 15%
38k doctors
Top 5%
19k doctors
Dr. Gelfand saw more cardiovascular disease (CVD) patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
22k doctors
Top 15%
22k doctors
Top 5%
11k doctors
Dr. Gelfand saw more back pain patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
12k doctors
Top 15%
12k doctors
Top 5%
6.2k doctors
Dr. Gelfand saw more rash patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
23k doctors
Top 15%
23k doctors
Top 5%
12k doctors
Dr. Gelfand saw more back problems patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.8k doctors
Top 15%
6.8k doctors
Top 5%
3.4k doctors
Dr. Gelfand saw more kidney stones patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
20k doctors
Top 15%
20k doctors
Top 5%
9.8k doctors
Dr. Gelfand saw more allergies patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
17k doctors
Top 15%
17k doctors
Top 5%
8.5k doctors
Dr. Gelfand saw more liver condition patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
5.0k doctors
Top 15%
5.0k doctors
Top 5%
2.5k doctors
Dr. Gelfand saw enlarged tonsils patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.
Top 25%
1.3k doctors
Top 15%
1.3k doctors
Top 5%
668 doctors
Dr. Gelfand saw H. pylori patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.
Top 25%
14k doctors
Top 15%
14k doctors
Top 5%
6.8k doctors
Dr. Gelfand saw more hormonal imbalance patients than 85% of similar doctors nationwide in 2014–2019. Learn more.
Top 25%
18k doctors
Top 15%
18k doctors
Top 5%
9.0k doctors
Dr. Gelfand saw ear condition patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
15k doctors
Top 15%
15k doctors
Top 5%
7.5k doctors
Dr. Gelfand saw sinusitis patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
16k doctors
Top 15%
16k doctors
Top 5%
8.1k doctors
Dr. Gelfand saw sinus condition patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

Related services provided

Top 25%
3.2k doctors
Top 15%
3.2k doctors
Top 5%
1.6k doctors
Dr. Gelfand saw more Graves' disease patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
3.2k doctors
Top 15%
3.2k doctors
Top 5%
1.6k doctors
Dr. Gelfand saw more hyperthyroidism patients than 75% of similar doctors nationwide in 2014–2019. 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
  • Samara State Medical University Samara, Russia
    MEDICAL EDUCATION, 1986

Specializations

    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine

Hospital affiliations

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

  • NYU Hospitals Center
    A
    Hospital safety grade (Spring 2019)
  • Maimonides Medical Center
    D
    Hospital safety grade (Spring 2019)

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