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

RIANA LYNN NICOLAYSEN, NP

NURSE PRACTITIONER

Graduated: 2024

Offers telehealth

NPI: 1952145351

Practice Locations (2)

OPHELIA MEDICAL GROUP FL PA

18 E 41ST ST, FL 14

NEW YORK, NY 100176244

2155852144

OPHELIA MEDICAL GROUP FL PA

161 CECIL B MOORE AVE, APT 204

PHILADELPHIA, PA 191223243

2155852144

Source: CMS National Downloadable File, September 2026.

RIANA NICOLAYSEN, NP | HealthCareAtlasUSA