 
                       Dr. Stephen Allen Klein is an internal medicine specialist in West Nyack, New York (NY). He graduated from New York Medical College in 1980 and specializes in internal medicine.
| Board certification | Internal Medicine | 
| Gender | Male | 
| Education | Graduated : 1980 School : New York Medical College | 
| Group Affiliations | Crystal Run Healthcare Physicians Llp | 
| Name | Specialty | Location | 
|---|---|---|
| Anupam Gupta | Internal Medicine Pulmonary Disease | West Nyack, New York (NY) | 
| Blerim Arifi | Internal Medicine | West Nyack, New York (NY) | 
| Geetha P Rao | Internal Medicine | West Nyack, New York (NY) | 
| Kasing Ho | Internal Medicine | West Nyack, New York (NY) | 
| Kriya B Patel | Internal Medicine | West Nyack, New York (NY) | 
| Liby Mathew | Internal Medicine | West Nyack, New York (NY) | 
| Maria T Ranin Lay | Internal Medicine Geriatric Medicine | West Nyack, New York (NY) | 
| Michael B Loewinger | Internal Medicine | West Nyack, New York (NY) | 
| Riaz Rahman | Internal Medicine | West Nyack, New York (NY) | 
| Sandy Doti | Internal Medicine | West Nyack, New York (NY) |