Overview
Douglas Dreffer is a primary care provider, practicing in Family Medicine in Derry, New Hampshire. Dr. Dreffer is rated as an Experienced provider by MediFind in the treatment of Heart Murmurs. His top areas of expertise are Obesity, Generalized Anxiety Disorder (GAD), Seasonal Affective Disorder (SAD), and COVID-19.
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
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
Accepted plan types not found. Please verify directly with the provider.
- EPO
- HMO
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- EPO
- MANAGED MEDICAID PLAN
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- 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
6 Tsienneto Rd, Suite 100, Derry, NH 03038
Greater Seacoast Community Health
Eric Eisenberg is a primary care provider, practicing in Family Medicine and Internal Medicine in Portsmouth, New Hampshire. Dr. Eisenberg is rated as an Advanced provider by MediFind in the treatment of Heart Murmurs. His top areas of expertise are Chronic Cough, Vertigo, Hypertension, and Familial Hypertension.
Core Physicians LLC
Ellen Bernard is a primary care provider, practicing in Family Medicine in Epping, New Hampshire. Dr. Bernard is rated as an Advanced provider by MediFind in the treatment of Heart Murmurs. Her top areas of expertise are High Cholesterol, Hypothyroidism, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism.
Convenientmd LLC
Eric Schneider is a primary care provider, practicing in Family Medicine in Portsmouth, New Hampshire. Dr. Schneider is rated as an Advanced provider by MediFind in the treatment of Heart Murmurs. His top areas of expertise are Infant Hyperglycemia, Coronary Heart Disease, Maturity Onset Diabetes of the Young, and Type 2 Diabetes (T2D).
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
- Distinguished
- ObesityDr. Dreffer isDistinguished. Learn about Obesity.
- Advanced
- AsthmaDr. Dreffer isAdvanced. Learn about Asthma.
- Asthma in ChildrenDr. Dreffer isAdvanced. Learn about Asthma in Children.
- Atrial TachycardiaDr. Dreffer isAdvanced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Attention Deficit Hyperactivity Disorder (ADHD)
- Autoerythrocyte SensitivityDr. Dreffer isAdvanced. Learn about Autoerythrocyte Sensitivity.
- Experienced
- AcneDr. Dreffer isExperienced. Learn about Acne.
- AcrospiromaDr. Dreffer isExperienced. Learn about Acrospiroma.
- Acute Coronary SyndromeDr. Dreffer isExperienced. Learn about Acute Coronary Syndrome.
- Acute Interstitial PneumoniaDr. Dreffer isExperienced. Learn about Acute Interstitial Pneumonia.
- Acute Kidney FailureDr. Dreffer isExperienced. Learn about Acute Kidney Failure.
- Adrenal Gland AdenomaDr. Dreffer isExperienced. Learn about Adrenal Gland Adenoma.