Takes about two minutes. Only your first name or chosen display name is shown — your email stays private.
Dr. Donna R. Lesser, an infectious disease physician based in Smithtown, NY, practices with Chs Physician Partners PC.
Dr. Lesser at a glance
- Specialty
- Infectious disease physician
- Credentials
- MD
- Practice
- Chs Physician Partners PC
- Address
- 50 Route 25a, Smithtown, NY 11787
- Phone
- (631) 862-3000
- Medical school
- College of Osteopathic Medicine of the Pacific at Pomona (1989)
- Hospital affiliations
- St. Catherine of Siena Hospital
- Medicare assignment
- Accepts
- NPI number
- 1932209053
- NY license no.
- 00188835
College of Osteopathic Medicine of the Pacific at Pomona is where Dr. Lesser went to medical school, graduating in 1989.
Chs Physician Partners PC's Smithtown location at 50 Route 25a, Smithtown, NY 11787 is where Dr. Lesser sees patients — appointments by phone at (631) 862-3000. She accepts Medicare assignment — useful to know if you are on traditional Medicare.
On the hospital side, Dr. Lesser holds an affiliation with St. Catherine of Siena Hospital.
Your review of Dr. Lesser — wait times, how well things were explained, how you were treated — helps other patients decide.
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 568 people with traditional Medicare, average age 80
- New York Medicaid
- Enrolled fee-for-service provider since 2001. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- St. Catherine of Siena Hospital
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing infectious disease doctors? See 3 in Smithtown or 45 across Long Island.
Other infectious disease doctors in Long Island
Dr. Angela C. Kim, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetGlen Cove, NY
Dr. Anuja S. Lee, MDInfectious Disease Doctor · Island Infectious Disease Medical PLLCNo reviews yetPort Washington, NY
Dr. Barbara Edwards, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetNew Hyde Park, NY
Dr. Bernard J. Nash, MDInfectious Disease Doctor · North Shore-Lij Medical PCNo reviews yetManhasset, NY
Dr. Dava Klirsfeld, MDInfectious Disease Doctor · Chs Physician Partners PCNo reviews yetRoslyn, NY
Dr. David Brieff, MDInfectious Disease Doctor · Chs Physician Partners PCNo reviews yetRoslyn, NYWrite a review
Frequently Asked Questions
With Chs Physician Partners PC, at 50 Route 25a, Smithtown, NY 11787.
Call the office at (631) 862-3000.
Yes — Dr. Lesser accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
St. Catherine of Siena Hospital.
Is this your profile?
