Dr. Hayward Keith Zwerling MD Endocrinologist

Dr. Hayward Zwerling is an endocrinologist in North Chelmsford, Massachusetts and is affiliated with Lowell General Hospital. He received his medical degree from State University of New York Upstate Medical University and has been in practice for 30 years. Dr. Zwerling accepts several types of health insurance, listed below. He is one of 6 doctors at Lowell General Hospital who specialize in Endocrinology, Diabetes & Metabolism.

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Office Location

See Contact Information

Specialty & Clinical Interests

Endocrinologist: General Endocrinology

Clinical Interests: Health Information Technology / EMRs, Computerized Medical Records Systems, Clinical Laboratory Information Systems

Hospital Affiliation

Lowell General Hospital
High performing in Diabetes & Endocrinology

Education & Medical Training

Vanderbilt University
Residency, Internal Medicine, 1984 - 1987

Massachusetts General Hospital
Fellowship, Endocrinology, Diabetes and Metabolism, 1987 - 1989

State University of New York Upstate Medical University
Class of 1984

Massachusetts Institute of Technology
Other Training, Fluid Mechanics, 1977 - 1979

Cornell University
Other Training, Mechanical Engineering, 1974 - 1977

Certifications & Licensure

American Board of Orthopaedic Surgery
Certified 30 years in Orthopaedic Surgery

American Board of Orthopaedic Surgery
Certified 25 years in Hand Surgery

WI State Medical License
Active through 2013

Awards, Honors & Recognition

Meaningful Use Stage 1 Certification, Centers for Medicare & Medicaid Services

National Research Service Award

Publications & Presentations

Dewey, C., Kenyon, D., Wijesinghe, S., Bussolari, S., Zwerling, H

Zwerling, H., Melhorn, R., Packer, L., MacElroy, R

Zwerling, H., Diamond, J., Levy, G., Clark, D

See all 17 publications

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • CIGNA Open Access
  • Great West PPO
  • Sagamore Health Plus
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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