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Office
13 Bateson Dr
Andover, MA 01810Phone+1 781-879-2061Fax+1 781-862-6004
Education & Training
- Tufts Medical CenterFellowship, Endocrinology, Diabetes, and Metabolism, 1972 - 1974
- New York Medical College at St Vincent's Hospital and Medical Center of New YorkResidency, Internal Medicine, 1968 - 1970
- Chicago Medical School at Rosalind Franklin University of Medicine and ScienceClass of 1968
Certifications & Licensure
- MA State Medical License 1970 - 2025
- NH State Medical License 2024 - 2024
- American Board of Internal Medicine Internal Medicine
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
Publications & Presentations
PubMed
- 103 citationsEffect of starvation on the production and metabolism of thyroxine and triiodothyronine in euthyroid obese patients.Apostolos G. Vagenakis, Gary I. Portnay, J. T. O'brian, Merritt Rudolph, Ronald A. Arky
The Journal of Clinical Endocrinology and Metabolism. 1977-12-01 - 44 citationsPituitary-Thyroid Responsiveness to Intramuscular Thyrotropin-Releasing Hormone Based on Analyses of Serum Thyroxine, Tri-Iodothyronine and Thyrotropin ConcentrationsFereidoun Azizi, Apostolos G. Vagenakis, Gary I. Portnay, Basil Rapoport, Sidney H. Ingbar
The New England Journal of Medicine. 1975-02-06 - 308 citationsDiversion of peripheral thyroxine metabolism from activating to inactivating pathways during complete fasting.Apostolos G. Vagenakis, Albert G. Burger, Gary I. Portnay, Merritt Rudolph, J. T. O'Brain
The Journal of Clinical Endocrinology and Metabolism. 1975-07-01
Professional Memberships
- Member
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