Independent US Healthcare Provider Directory & Public Medical Database
Medical Specialty Listing

Internal Medicine Providers in West Islip, NY

Browse 26 verified Internal Medicine providers practicing in West Islip, New York.

26 Healthcare Providers
Showing 1–20 of 26 providers
Sorted by Name (A-Z)

Dr. Sumeet K Anand , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
1111 Montauk Hwy Ste 2-4, West Islip, NY 117954910
Phone: 6316479100
NPI Identifier 1902896764
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Dr. Yonael Ayinalem , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1932857901
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Dr. Anthony Baratta , MD

Internal Medicine

Notice of NPI Deactivation & Inactive Practice Status

⚠️ Deactivated NPI: October 02, 2025
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1760630040
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Dr. Christopher Michael Brennan , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Highway, Hospitalist Department 3rd Floor, West Islip, NY 11795
Phone: 6313763610
NPI Identifier 1174771323
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Dr. Maria Teresa Deiparine-Sygaco , MD

Internal Medicine

Notice of NPI Deactivation & Inactive Practice Status

⚠️ Deactivated NPI: June 22, 2021
114 Higbie Ln, West Islip, NY 117953228
Phone: 6316614522
NPI Identifier 1275686396
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Dr. Eleni J Dilos , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313764174
NPI Identifier 1992700116
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Dr. Michael Gewirtz , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1093739534
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Dr. Anna Gorski-Piaszczyk , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
510 Montauk Hwy, Suite D, West Islip, NY 11795
Phone: 6315877474
NPI Identifier 1518044981
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Dr. Stuart Neil Greenberg , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
434 Sunrise Hwy, West Islip, NY 117952112
Phone: 6313761499
NPI Identifier 1043244130
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Dr. Thomas Hall , MD

Internal Medicine

Active NPI Status
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1356365803
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Dr. Abu Muhammad M Haque , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1249 Montauk Hwy, West Islip, NY 117954916
Phone: 6319688990
NPI Identifier 1588658512
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Dr. Hassan Hito , MD

Internal Medicine

Notice of NPI Deactivation & Inactive Practice Status

⚠️ Deactivated NPI: June 05, 2025
1111 Montauk Highway, West Islip, NY 11795
Phone: 6315871300
NPI Identifier 1265518484
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Dr. Voichita Ionescu , MD

Internal Medicine

Active NPI Status
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313764394
NPI Identifier 1265531917
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Dr. Fozia Jangda , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1780921809
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Dr. Gabriel T Leonte , MD

Internal Medicine

Active NPI Status
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1144225350
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Dr. Anser N Lone , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313764174
NPI Identifier 1407851637
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Dr. Bernard Jay Nash , MD

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
500 Montauk Hwy, Ste S, West Islip, NY 117954420
Phone: 6315877733
NPI Identifier 1831196187
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Dr. Benjamin Okonta , MD

Internal Medicine

Active NPI Status
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763610
NPI Identifier 1447270004
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Dr. Piotr Papuzinski , MD

Internal Medicine

Active NPI Status
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763000
NPI Identifier 1013924604
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Bhargav Patel

Internal Medicine

Active NPI Status ✓ Accepts Medicare Assignment
1000 Montauk Hwy, West Islip, NY 117954927
Phone: 6313763535
NPI Identifier 1932599222
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