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

DANIEL AHN, DO

OPHTHALMOLOGY

Medical school: NEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY

Graduated: 2008

NPI: 1932416781

Practice Locations (6)

HORIZON MEDICAL GROUP PC

1460 STATE ROUTE 17M

CHESTER, NY 109181054

8456511400

HORIZON MEDICAL GROUP PC

1460 STATE ROUTE 17M, SUITE A

CHESTER, NY 109181054

8454694211

HORIZON MEDICAL GROUP PC

21 EDWARD J LEMPKA DR, FAMILY PRACTICE

FLORIDA, NY 109210001

8456511777

HORIZON MEDICAL GROUP PC

30 HATFIELD LN

GOSHEN, NY 109246768

HORIZON MEDICAL GROUP PC

70 DUBOIS ST

NEWBURGH, NY 125504851

8455614400

HORIZON MEDICAL GROUP PC

90 E MAIN ST, FAMILY PRACTICE

WASHINGTONVILLE, NY 109922302

8454962400

Source: CMS National Downloadable File, September 2026.