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 / OK

NICHOLAS L ZUMWALT, NP

NURSE PRACTITIONER

Graduated: 2013

NPI: 1992388284

Practice Locations (2)

HILLCREST URGENT CARE, LLC

2929 S GARNETT RD

TULSA, OK 741295101

9186651520

WARREN CLINIC INC

6161 S YALE AVE

TULSA, OK 741361902

9185024720

Source: CMS National Downloadable File, September 2026.