HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / NY

MARY M KALLMEYER, NP

NURSE PRACTITIONER

Graduated: 2018

Offers telehealth

NPI: 1245705607

Practice Locations (1)

OPTUM MEDICAL CARE PC

600 WESTAGE BUSINESS CTR D

FISHKILL, NY 125242281

8452315600

Source: CMS National Downloadable File, September 2026.

MARY KALLMEYER, NP | HealthCareAtlasUSA