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

JOHN B MARLAR, DO

EMERGENCY MEDICINE

Graduated: 1992

NPI: 1316923576

Practice Locations (1)

HOLDENVILLE HOSPITAL AUTHORITY

100 MCDOUGAL DR

HOLDENVILLE, OK 748482822

4053794200

Source: CMS National Downloadable File, September 2026.

JOHN MARLAR, DO | HealthCareAtlasUSA