HealthCareAtlasUSA

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Doctors / NY

MARISA SIEBEL, MD

MEDICAL ONCOLOGY

Graduated: 2000

Also: HEMATOLOGY/ONCOLOGY

Offers telehealth

NPI: 1942303094

Practice Locations (7)

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

301 E MAIN ST

BAY SHORE, NY 117068408

5167348656

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

270 PULASKI RD

GREENLAWN, NY 117401605

6315494858

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

270 PULASKI RD, SUITE D

GREENLAWN, NY 117401605

6314278060

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

270 PARK AVE

HUNTINGTON, NY 117432787

6314276060

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

27005 75TH AVE

NEW HYDE PARK, NY 110401402

7184704449

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

450 LAKEVILLE RD

NEW HYDE PARK, NY 110421118

5167348900

NORTH SHORE HEALTH SYSTEM MEDICAL FACULTY GROUP PRACTICE INC

9525 QUEENS BOLUEVARD, 2ND FLOOR SUITE B

REGO PARK, NY 113744511

7189256200

Source: CMS National Downloadable File, September 2026.

MARISA SIEBEL, MD | HealthCareAtlasUSA