4.2
6 Ratings with 2 written Reviews
![]() | ![]() | ![]() | ![]() |
| Sarah D. Haessler, MD | Dr. Donna Jeanne Fisher, MD | Dr. Patricia Lyn Toro, MD | Dr. Danielle Bonnie Gibbs, MD |
| Infectious Disease | Infectious Disease | Internal Medicine | Pediatrics |
| Accepts New Patients | |||
| 27 Years of Experience | 41 Years of Experience | 13 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks Spanish, English | ||
| Springfield , MA | Springfield , MA | Springfield , MA | Springfield , MA |
| Med School: George Washington University | Med School: University Of Maryland School Of Medicine | Med School: Univ Of Limerick Grad Entry Med Sch Ireland | |
Current Profile | View Profile | View Profile | View Profile |
Sarah D. Haessler holds an expired medical license in the state of Massachusetts. They are board certified in Internal medicine by the American Board of Internal Medicine.
Board certified in Internal medicine by the American Board of Internal Medicine.
Medical Doctor with an expired medical license in the state of Massachusetts that expired in 2026.
Completed their fellowship at Dartmouth Hitchcock Medical Center* in 2005.
Completed their residency at Dartmouth Hitchcock Medical Center* in 2002.
Graduated from George Washington University in 1999.
Sarah D. Haessler's NPI number is 1356446140.










Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.