Overview
John Hennessey is a primary care provider, practicing in Internal Medicine in Gales Ferry, Connecticut. Dr. Hennessey is highly rated in 14 conditions, according to our data. His top areas of expertise are Hypothyroidism, Dementia, Memory Loss, and Obesity in Children.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- HMO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1527 Route 12 Ste 101, Gales Ferry, CT 06335
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
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Frequently Asked Questions about Dr. John Hennessey
How do I make an appointment with Dr. John Hennessey?
You can book an appointment with Dr. John Hennessey by calling their office at 860-464-7274. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John Hennessey a top-rated expert for Hypothyroidism?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John Hennessey is classified as an Advanced expert for Hypothyroidism, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. John Hennessey specialize in?
While Dr. John Hennessey is a Internal Medicine, they have specific expertise in Hypothyroidism, Dementia, and Memory Loss. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. John Hennessey participate in research or clinical trials?
Yes. Dr. John Hennessey has published 1 articles and abstracts on conditions like Hypothyroidism. You can view a list of Dr. John Hennessey's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. John Hennessey accept my insurance?
Dr. John Hennessey accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 860-464-7274 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- AnemiaDr. Hennessey isAdvanced. Learn about Anemia.
- Chronic Lymphocytic Leukemia (CLL)Dr. Hennessey isAdvanced. Learn about Chronic Lymphocytic Leukemia (CLL).
- DementiaDr. Hennessey isAdvanced. Learn about Dementia.
- Enlarged Prostate (BPH)Dr. Hennessey isAdvanced. Learn about Enlarged Prostate (BPH).
- Familial HypertensionDr. Hennessey isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable AldosteronismDr. Hennessey isAdvanced. Learn about Glucocorticoid-Remediable Aldosteronism.
- Experienced
- Acute Arterial Occlusion of KidneyDr. Hennessey isExperienced. Learn about Acute Arterial Occlusion of Kidney.
- Acute Kidney FailureDr. Hennessey isExperienced. Learn about Acute Kidney Failure.
- Acute Mountain SicknessDr. Hennessey isExperienced. Learn about Acute Mountain Sickness.
- Adiposis DolorosaDr. Hennessey isExperienced. Learn about Adiposis Dolorosa.
- Adrenal Gland AdenomaDr. Hennessey isExperienced. Learn about Adrenal Gland Adenoma.
- Alzheimer's DiseaseDr. Hennessey isExperienced. Learn about Alzheimer's Disease.