HealthCareAtlasUSA

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Doctors / NY

MARY M O'NEIL, MD

RHEUMATOLOGY

Medical school: SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE

Graduated: 1990

Offers telehealth

NPI: 1598790818

Practice Locations (2)

RHEUMATOLOGY WELLNESS CARE OF WNY PLLC

2355 UNION RD, SUITE 100

CHEEKTOWAGA, NY 142272234

7168980755

BRAIN AND SPINE MEDICAL SERVICES PLLC

2507 HARLEM RD

CHEEKTOWAGA, NY 142254500

7168934797

Source: CMS National Downloadable File, September 2026.

MARY O'NEIL, MD | HealthCareAtlasUSA