Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Susan L. Zweizig, MD

Individual provider Gynecologic Oncology Physician · NPI 1992786925

Susan L. Zweizig, MD is a Gynecological Oncology in Worcester, Massachusetts. Graduated from Harvard Medical School in 1985, 41 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
41
Trained at
Harvard Medical School
Licensed in
MA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

33 Kendall St
Worcester, MA 01605-2726
Phone: (508) 334-1160
Fax: (508) 334-1174
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gynecologic Oncology Physician (primary) Taxonomy 207VX0201X · Licence 79624 (MA)

Record details

NPI number1992786925
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 8, 2005
Last updated in NPPESSeptember 2, 2021
Certification dateSeptember 2, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGYNECOLOGICAL ONCOLOGY
Also practisesOBSTETRICS/GYNECOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1985 (41 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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