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 / MT

GREGORY G ZELL, OD

OPTOMETRY

Medical school: SOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY

Graduated: 1981

NPI: 1679534705

Practice Locations (2)

SHOPTIKAL LLC

316 S 24TH ST W, SUITE B101

BILLINGS, MT 591025605

4066527297

SHOPTIKAL LLC

3075 N RESERVE ST, SUITE F

MISSOULA, MT 598081390

4067214646

Source: CMS National Downloadable File, September 2026.

GREGORY ZELL, OD | HealthCareAtlasUSA